A pole barn sustained substantial roof damage with debris blown half a mile away; a nearby home lost most of its roof shingles. Dozens of tree limbs were snapped as well.
Tornado destroyed a garage, a barn, and severely damaged several sheds. A shed was completely destroyed and numerous trees were downed near the end of the path.
West of town, mainly EF0 damage occurred as an old barn was destroyed and trees were damaged. EF1 damage occurred as a warehouse building lost its roof. High-end EF2 damage was noted south of town where a house lost its roof and some exterior walls. EF3 damage occurred as a well-anchored, but small and poorly constructed home was leveled. Numerous outbuildings were destroyed further along the path before the tornado dissipated.
A high school sustained minor damage, along with its athletic field and vehicles in the parking lot. An unanchored shed and a garage were destroyed, with debris from the shed scattered up to 1000 feet away. Other outbuildings sustained lesser damage. A house sustained roof damage, a mobile home had a window and air conditioner blown out, fencing was downed, and a trampoline was tossed into a tree. Extensive tree damage occurred along much of the path.
Multiple trees were snapped and uprooted, a few homes sustained minor damage, and two outbuildings were destroyed. One of the outbuildings was thrown 75 yards into trees.
Hotels and a child care center had roof damaged and blown-out windows. A flooring company lost its roof and suffered wall damage and another business had its windows blown out. Cars were damaged and piled up in a parking lot. Trees and power lines were downed.
In Kentucky and Missouri, hundreds of trees were snapped and corn fields were flattened but no structures were damaged. Significant tree damage continued into Tennessee. In Obion County many homes suffered roof damage and some structures suffered significant damage.
An apartment complex and several homes lost shingles and panels. Cinder blocks were toppled and two overhangs were destroyed at a fitness center. Trees were snapped.
Trees were snapped and uprooted, crushing three cars and damaging houses. A greenhouse was destroyed and some houses suffered shingle and siding damage.
A weak tornado produced a swirling path in a grassy area. Three outbuildings suffered minor roof damage and at east two trees were partially uprooted with broken limbs. Tumbleweeds were lofted into power lines.
The tornado initially touched down in an open desert area and traveled east southeast down Richardson Canyon Road, snapping off the tops and many branches off of numerous trees. The tornado intensified as it approached two homes, completely destroying a single wide mobile home and tossing a double wide mobile home into a barn. At least two other homes and several other barns and sheds sustained damage.
A section of porch roof was lifted from on residence. Scattered tree damage occurred, with two trees falling on a house. Dozens of trees were snapped or topped off at the grounds of a manor. A large HVAC panel was embedded in the ground.
Several hardwood trees were snapped, twisted, or uprooted. A large outbuilding was destroyed and another was heavily damaged. Several homes sustained minor shingle damage, and one house lost its awning. A utility pole was snapped.
Hundreds of trees and numerous power poles were snapped or downed. Two sheds were damaged and two mobile homes were pushed off their foundations. A few homes sustained minor roof damage.
Several large trees were uprooted, and many more were damaged severely, some of which fell on adjacent dwellings. Some minor to moderate structural damage was also observed, consisting mainly of partially lost roofs, blown out garage doors and destruction of out buildings. Additional EF0 damage was observed across M-52 north of Ring and continued to near Sharon on the far south side of St. Charles.
A large, garage sustained substantial roof damage with a large portion of the roof blown off on the southern side. A smaller, wooden garage nearby was almost completely destroyed with debris flying almost 100 yards to the southeast.
A brief tornado caused significant damage to one home, moving it 100 yd (91 m) off its foundation. Five people sheltered in a bathroom sustained minor injuries. Another home sustained minor damage.
A significant number of large ponderosa pine trees were uprooted and snapped. One mobile home was completely destroyed. Several outbuldings were damaged or destroyed. One person was injured.
This tornado formed just south of the previous tornado and damaged a farmstead, destroying outbuildings at that location. Trees in multiple shelter belts were heavily damaged.[133]
This was the first of two tornadoes that struck Platteville simultaneously. This one damaged 20 homes and destroyed 12 others, including a split-level home that had its top floor ripped off. Multiple businesses were also damaged, including a gas station that was destroyed. Several buildings had major roof damage and windows blown out at the University of Wisconsin-Platteville Campus, and multiple cars on the property were flipped and damaged. Metal light poles at the stadium were broken. Trees and power lines were downed, and a cemetery was damaged as well. Five people were injured, one seriously.[140]
This was the second of two tornadoes that struck Platteville simultaneously. The roof was ripped off of an apartment building and some trees were downed.[141]
Numerous trees and power poles were downed, and a large calf barn was nearly completely destroyed, killing two calves. Several pole barns were completely destroyed, and homes sustained minor roof damage. A garage was blown off of its foundation.[143]
Country View Elementary School and several homes sustained major structural damage, with other homes sustaining lesser damage. Reinforced, load-bearing masonry exterior walls were collapsed at the school. A large storage barn was swept away, with six antique cars stored inside thrown into an adjacent field and destroyed.[147][148][149][150]
Brief tornado touched down in a residential area of southwest Madison, downing numerous trees and power lines and damaging structures. Homes had their roofs torn off on Friar Lane.[151][147][148][152]
Tornado began at B.B. Clarke Beach just to the east of downtown Madison and affected the Marquette neighborhood. Numerous trees were snapped and uprooted, some of which landed on homes and cars. Power lines were downed, and a house and a business lost their roofs. Other homes sustained shingle damage and several sailboats were sunk. A canoe and two kayaks were thrown as well.[151][147][148]
High-profile vehicles and numerous power and light poles were blown over in town, considerable tree damage was observed, and several homes and businesses sustained roof damage.[154]
A trailer home was obliterated, with its frame twisted and tossed over one mile (1.6 km) away. Nearby, an old A-frame schoolhouse was completely destroyed with only its basement left behind. Debris from this structure was thrown 100 yards (91 m). Six nearby cars were found up to 200 yards (180 m) away. Twenty power poles were snapped along the track, one of which was pulled out of the ground. Additionally, 20 hay bales weighing up to 1,500 lb (680 kg) were blown away and not recovered. The tornado continued into Custer National Forest before dissipating. This was the strongest tornado ever recorded in southeastern Montana.[155]
Power poles were snapped, farm fields were severely scoured, trees were debarked, and barns were swept away by this massive and slow-moving multiple-vortex wedge tornado. A grain bin was thrown 300 yards, a dehydration plant was completely leveled, and a truck and a trailer were tossed as well. The outer edge of the circulation impacted Coleridge, where a scoreboard was destroyed, a set of bleachers was thrown 100 yards (91 m), storage buildings were damaged, trees were downed, and homes sustained minor damage. Outside of town, farm fields were scoured, livestock was killed, additional trees were debarked, outbuildings were destroyed, and several farmhouses were damaged or destroyed, including two unanchored homes that were swept completely away. [162][163]
Numerous trees were snapped and uprooted in Verona, several homes sustained trim and shingle damage, tree branches were speared into a garage wall, fences and signs were downed, and a barn and sheds were destroyed in town. Minor tree damage occurred further east before the tornado lifted in Westmoreland.[165]
A short-lived but strong tornado struck impacted two farmsteads; on one, a majority of the roof was removed from a house and several outbuildings were completely destroyed.[169]
Trees and power poles were snapped, outbuildings were destroyed, and a house lost its roof and some exterior walls. A metal storage building was destroyed as well.[172]
One house had part of its metal roof torn off while another completely lost its roof structure. A wooden barn collapsed, a machine shed was destroyed, and a semi-tractor trailer was blown on its side. Numerous trees in a grove were topped or had large branches broken off.[176]
A strong tornado impacted Wessington Springs, destroying three businesses and damaging nine others. At least 45 homes were damaged, of which 26 were deemed uninhabitable. Trees, power poles, and power lines were damaged, resulting in power outages to the entire town. Vehicles, signs, and crops were also damaged. One minor injury was reported.[185]
This large, violent multiple-vortex tornado morphed into a stovepipe later in its life cycle. Near Lane, a barn and some trees were damaged. The tornado reached EF2 strength as it continued north, blowing an area of gravel off of a road and snapping hardwood trees. South of Alpena, the tornado reached EF4 intensity, completely destroying a farmstead. Several outbuildings on the property were destroyed, trees were completely denuded and debarked, and the farmhouse was swept away with only the basement remaining. Farm machinery was tossed and damaged, and a nearby corn field was scoured to bare soil. Additional corn fields were heavily scoured west of Alpena before the tornado dissipated. Two people were injured.[186]
Nearly two dozen power poles were snapped, a barn lost its roof and east wall, a center pivot irrigation system was damaged, and a barn and house suffered roof damage.
A ranch house sustained light damage. One barn sustained roof damage and two others, one wood and the other metal, were destroyed. Numerous trees were damaged.
In Hendricks County, Indiana, a building was heavily damaged and over 200 cars were impacted by flying debris at a vehicle auction facility. A camping trailer was lofted and thrown approximately 175 ft (58 yd) to the east onto a house whose roof was largely removed. As the tornado entered Marion County, it removed portions of roofing from a couple of homes. In Indianapolis, officials estimated 75 to 100 homes sustained minor damage.
A mobile home had its roof removed and north-facing wall collapsed. A couple of homes suffered minor shingle damage, and several large trees were toppled.
A cinder block wall was felled, an apartment complex had several windows shattered and a commercial garage door blown in, and a residential carport was destroyed. A large tree was broken and several large tree limbs were snapped.
A long-tracked tornado caused sporadic damage along its path. Hundreds of trees were snapped or uprooted and farm silos were downed. A total of 59 homes were damaged with 4 destroyed.
The tornado began in Story County, Iowa, inflicting damage to multiple buildings on a farmstead. In Marshall County, it completely destroyed a farm outbuilding and grazed two additional farmsteads. In Hardin County, the tornado inflicted EF1 damage to wooden power poles. Numerous trees were damaged in all three counties.
Hundreds of trees were snapped or uprooted, a detached garage roof failed and damaged a portion of an associated house roof, and five homes sustained roof and siding damage.
The tornado began in Marshall County, Iowa, grazing three farmsteads, damaging trees, and impacting a few outbuildings. In Hardin County, additional trees were damaged.
A short-lived tornado touched down, embedded in an area of damaging straight-line winds. Numerous trees were downed and a garage was blown out on the southwest side of Earlville.
Concentrated damage was found at two farmsteads, including the destruction of an outbuilding and two large trees snapped at their bases. Debris from the outbuilding was carried several hundred yards.
More than fifty trees, including many large ones, were uprooted. Numerous roads were blocked due to fallen trees. Several residences suffered minor damage, mainly limited to blown-out windows and peeled shingles and siding.
Multiple large trees were snapped at the trunk or uprooted. Barns and outbuildings on three farmsteads suffered heavy damage. Two barns lost their roofs and only had some of their walls remaining, with roofing material carried 300 yd (270 m). A wood board was speared at least 1 ft (30 cm) into the ground. Another barn was completely destroyed. A well-built shed was blown away and destroyed, with the cement blocks that anchored it tossed up to 40 ft (12 m). A 4,000 lb (1,800 kg) trailer was lifted and moved 40 ft (1,200 cm).
A farmstead was damaged, with several large trees snapped, the windows of a residence blown in, and a three-story barn completely destroyed. A large tree branch was impaled into the front of the residence.
The tornado began in Kankakee County, Illinois, where a church was damaged, with one tree limb smashing a stained-glass window and another impaling itself into the church. A door in the church was blown open and ripped off. Some damage occurred to its structural integrity. The most significant damage occurred on a farmstead where large trees were snapped. A large three-story barn was completely destroyed. The residence had blown-out windows and a branch impaled into its front wall. A house under construction suffered significant damage when it lost a section of its roof and a large wall section collapsed. In Lake County, Indiana, trees were snapped or uprooted.
The tornado impacted three farmsteads, causing tree damage on the first two and completely destroying a wooden barn on a third. A large barn sustained major roof damage, two power poles were snapped, and grain bins were substantially damaged.
The tornado first touched down near DeMotte, snapping numerous trees, and moved through the center of town. A pole barn was completely destroyed and a manufactured home was damaged. Near the end of the path, trees were snapped and power poles were left leaning. Two farmsteads were damaged. The doors collapsed in one pole barn, while the roof was removed from another, causing the walls to collapse.
Many trees were snapped, and two farmsteads were damaged. A pole barn had its doors collapse and another had its walls collapse after the roof was blown off.
After touching down near Donaldson, hardwood trees and a farm were damaged. Further east, tree damage occurred before moving into Plymouth, where multiple trees were damaged or snapped and a semi-trailer was flipped. The Behavioral Science Building suffered minor structural damage, and part of the roof of the Department of Transportation garage was uplifted, causing a cinder block wall to collapse.
The tornado began in Wabash County, Indiana, producing extensive tree and crop damage, inflicting minor to moderate damage to structures on several farmsteads, and scouring the ground in a corn field. In Kosciusko County, a hog barn on a farm was destroyed with its debris thrown southeastward, a large grain bin was flattened, a harvester silo sustained severe damage, and additional extensive tree and crop damage was observed.
A barn and chicken coop were destroyed, with debris lofted and scattered across a field and through a treeline. A horse barn lost most of its roof, and a house and garage suffered minor roof and siding damage. Extensive tree damage occurred, with many trees snapped and uprooted.
A tornado spawned by one of Hurricane Arthur's rainbands snapped or uprooted numerous trees and caused significant damage to two homes, with the roof blown off one.
A house lost approximately 30 percent of its shingles, an associated carport was removed, and an outbuilding was destroyed. Significant crop damage occurred.
A large dock sustained substantial damage, including the destruction of a section of roofing and the associated supporting structure. Several metal poles extending from a lake bottom to the dock were bent toward the southwest. Roof covering and several concrete cinder blocks securing a patio roof were lifted and tossed 50–100 ft (15–30 m) south of the original location. Several trees were blown down.
The tornado began in Washington County, Minnesota, causing damage to trees and a tennis court. Additional tree damage occurred in Pierce County, Wisconsin.
The tornado started as an EF0 in Lorain County and moved into Medina County where it reached EF1 intensity. Much of the damage consisted of trees that were knocked down or uprooted. Some shingle and structural damage occurred, and a barn suffered moderate damage.
A strong tornado began in Sullivan County, Pennsylvania, ripping the roof from a house and a barn and tossing debris upwards of 100 yd (91 m). A trailer was thrown 30 yd (27 m) and demolished, and dozens of trees were downed. Upon entering Bradford County, the tornado downed additional trees, collapsed a barn, blew a trailer off its foundation and turned the structure 90 degrees, and peeled the roof off a barn, tossing the associated debris 200 yd (180 m).
Several homes were damaged by fallen trees, four barns were severely damaged, a garage was completely destroyed, two industrial buildings were damaged, and numerous trees were downed, twisted, or topped. In all, approximately 20 structures were impacted.
4 deaths – Three homes in Smithfield were destroyed and five others sustained significant damage. The tornado first struck a manufactured home and some additional construction where two people were killed. Nearby, another home, a barn, and a trailer were destroyed, with a third death occurring in the trailer. Yet another home was damaged by flying debris. The tornado then knocked a three-story house off of its foundation and rolled it down a hill, killing the occupant. Another home was struck by debris from this home. A home near the end of the path suffered EF1 damage. Many trees were downed.
A canoe was blown 150 yd (140 m) from its original location in a pond and wrapped around a pole. Many trees were snapped or uprooted, with large splinters impaled into the ground, a house had a portion of its roof removed, and another home was severely damaged.
Two residences sustained damage to their roofing, siding, and chimneys, numerous rail fencing and yard ornaments were displaced, and catastrophic tree damage was observed.
A few residences and farm buildings had shingles torn off, outbuildings damaged, and doors ripped off. Numerous trees and tree limbs were snapped or downed.
A strong, long-lived tornado began in Polk County, Minnesota and ended in Red Lake County. Numerous trees were snapped or uprooted, sections of roofing were removed from several residences and buildings, empty rail cars were tumbled, and power poles were snapped.
The tornado (which began as a waterspout) moved off Chesapeake Bay and through a campground. Many trees were downed or snapped off. Numerous camping trailers were damaged and several were destroyed. Several trees were brought down on cabins.
The tornado moved across an airpark where it flipped three small aircraft and caused major damage to three hangars. Farther along the path, numerous trees were uprooted and several homes sustained minor roof damage. Sporadic tree damage and minor structural damage continued until the tornado dissipated.
Intermittent tree damage occurred along the path, with several trees topped and downed. One large tree fell on a trailer and another fell on a home. Large fixed sports equipment was thrown across a field, and a fence line was knocked down.
A double-wide mobile home lost half of its roof, with its shingles and rafters lifted and tossed to the south. A large apple tree was uprooted and numerous smaller limbs from a willow tree were snapped and strewn to the east.
A significant tornado began in Campbell County, Tennessee, entering Claiborne County prior to dissipating. Structural damage ranged from minor to extensive, and numerous trees were snapped or uprooted.
A tornado began in Pleasants County, West Virginia, snapping or uprooting many healthy hardwood trees and destroying a small metal outbuilding. In Ritchie County, additional trees were snapped and a single family home sustained damage to its roofing and windows.
Homes and barns sustained minor roof and fascia damage. A 100 ft (30 m) TV tower was downed, a small shed was destroyed, and another small shed was removed from its foundation. A mobile home had some of its walls pushed in, a grill was thrown 0.75 mi (1.21 km), and an old wooden pole barn was destroyed. A church sustained minor damage and a sign on the property was blown through the window of a nearby school bus, which was shifted several feet. Several nearby picnic tables were tossed into a wooden pavilion and a van. Towards the end of the path, an unanchored shed was blown 200 ft (61 m) and a boat parked nearby was shifted slightly. Extensive tree damage occurred along the path.
Numerous healthy trees were snapped or uprooted, and numerous power lines were downed. The roof to a church was lifted and then fell back into place, causing damage to the steeple and a back wall. A few tombstones in a cemetery were either blown over or damaged by flying debris.
A skating rink lost portions of its roof. Numerous houses were severely impacted, with more than 100 suffering damage ranging from peeled siding to portions of roofs lifted or missing. A house and a supermarket completely lost their roofs. Large oak trees were snapped midway up the trunk. Downed trees showed evidence of rotation and a convergent pattern. The town hall suffered roof damage and blown-out windows. Store signs were destroyed. Trees fell on several cars, some of which were crushed. A billboard was brought down on several other cars. One car was overturned. This was the first tornado ever recorded in Suffolk County.
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^South Dakota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Aberdeen, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 12, 2015.
^South Dakota Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Sioux Falls, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 12, 2015.
^South Dakota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Sioux Falls, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 12, 2015.
^South Dakota Event Report: EF2 Tornado. National Weather Service Weather Forecast Office in Sioux Falls, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 12, 2015.
^South Dakota Event Report: EF2 Tornado. National Weather Service Weather Forecast Office in Sioux Falls, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 12, 2015.
^South Dakota Event Report: EF4 Tornado. National Weather Service Weather Forecast Office in Sioux Falls, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 12, 2015.South Dakota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Sioux Falls, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 12, 2015.
^South Dakota Event Report: EF2 Tornado. National Weather Service Weather Forecast Office in Sioux Falls, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 12, 2015.
^Pennsylvania Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Pittsburgh, Pennsylvania (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 13, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Boulder, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 12, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Boulder, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 12, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Boulder, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 13, 2015.
^Minnesota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Sioux Falls, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 13, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Sioux Falls, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^South Dakota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Rapid City, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^South Dakota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Rapid City, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^South Dakota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Rapid City, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Iowa Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Minnesota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office Twin Cities, Minnesota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Minnesota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office Twin Cities, Minnesota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Minnesota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office Twin Cities, Minnesota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Minnesota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office Twin Cities, Minnesota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Minnesota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office Twin Cities, Minnesota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Minnesota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office Twin Cities, Minnesota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Minnesota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Grand Forks, North Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^New Mexico Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Albuquerque, New Mexico (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Colorado Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Boulder, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Boulder, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Boulder, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Kansas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Dodge City, Kansas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^South Dakota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Aberdeen, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Minnesota Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Grand Forks, North Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Oklahoma Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Amarillo, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Oklahoma Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Amarillo, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Oklahoma Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Amarillo, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Oklahoma Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Amarillo, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Boulder, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Oklahoma Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Amarillo, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Oklahoma Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Amarillo, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Oklahoma Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Amarillo, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^South Carolina Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Charleston, South Carolina (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Illinois Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Paducah, Kentucky (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Illinois Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Paducah, Kentucky (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Ohio Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Cleveland, Ohio (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Oklahoma Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Tulsa, Oklahoma (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 11, 2015.
^Indiana Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Indianapolis, Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Indianapolis, Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Indianapolis, Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Indianapolis, Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Wisconsin Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Milwaukee, Wisconsin (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Texas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Corpus Christi, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Wyoming Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Rapid City, South Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Texas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Houston, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Wyoming Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Rapid City, SD (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Texas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Houston, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Texas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Houston, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Louisiana Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Lake Charles, Louisiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Florida Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Tampa Bay, Florida (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Wisconsin Event Report: EF1 Tornado. National Weather Service Weather Forecast Office Twin Cities, Wisconsin (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Pueblo, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Kansas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Goodland, Kansas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Kansas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Goodland, Kansas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Texas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Houston, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Oklahoma Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Tulsa, Oklahoma (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 10, 2015.
^Missouri Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Kansas City, Missouri (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved May 12, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Missouri Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Kansas City, Missouri (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Iowa Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Iowa Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Iowa Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Iowa Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Iowa Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Iowa Event Report: EF2 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 18, 2015.
^Iowa Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Missouri Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Kansas City, Missouri (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Pueblo, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Missouri Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Kansas City, Missouri (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Missouri Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Kansas City, Missouri (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Missouri Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Kansas City, Missouri (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Missouri Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Kansas City, Missouri (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Illinois Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Chicago, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Indiana Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Northern Indiana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Texas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in San Angelo, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^North Carolina Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Morehead City, North Carolina (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^North Carolina Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Morehead City, North Carolina (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^North Carolina Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Wakefield, Virginia (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Virginia Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Wakefield, Virginia (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Virginia Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Wakefield, Virginia (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^New Hampshire Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Portland, Maine (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Florida Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Melbourne, Florida (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Iowa Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Michigan Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Marquette, Michigan (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Michigan Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Marquette, Michigan (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Iowa Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^North Dakota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Bismarck, North Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Iowa Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Iowa (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Michigan Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Grand Rapids, Michigan (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Michigan Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Grand Rapids, Michigan (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Michigan Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Grand Rapids, Michigan (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Michigan Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Grand Rapids, Michigan (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Kentucky Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Wilmington, Ohio (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Minnesota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Twin Cities, Minnesota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Wisconsin Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Twin Cities, Minnesota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Ohio Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Cleveland, Ohio (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Ohio Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Cleveland, Ohio (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Ohio Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Cleveland, Ohio (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Ohio Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Cleveland, Ohio (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Pennsylvania Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Pittsburgh, Pennsylvania (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^West Virginia Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Pittsburgh, Pennsylvania (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^West Virginia Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Charleston, West Virginia (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Pennsylvania Event Report: EF2 Tornado. National Weather Service Weather Forecast Office in State College, Pennsylvania (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Pennsylvania Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Binghamton, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^New York Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Binghamton, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^New York Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Buffalo, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Pennsylvania Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Binghamton, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^New York Event Report: EF2 Tornado. National Weather Service Weather Forecast Office in Binghamton, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Pennsylvania Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Binghamton, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^New York Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Binghamton, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^New York Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Albany, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Virginia Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Wakefield, Virginia (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Florida Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Melbourne, Florida (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 25, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Pueblo, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 25, 2015.
^Illinois Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Davenport, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 25, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 25, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 25, 2015.
^Illinois Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Davenport, Illinois (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 25, 2015.
^Wyoming Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Cheyenne, Wyoming (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^New York Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Binghamton, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Nebraska Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Cheyenne, Wyoming (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^West Virginia Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Sterling, Virginia (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^New York Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Binghamton, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 22, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Pueblo, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Maine Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Portland, Maine (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Texas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Amarillo, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Texas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Amarillo, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Texas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Amarillo, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Texas Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Houston–Galveston, Texas (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^North Dakota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Grand Forks, North Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^North Dakota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Grand Forks, North Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^North Dakota Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Grand Forks, North Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 25, 2015.
^North Dakota Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Grand Forks, North Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 25, 2015.
^Minnesota Event Report: EF2 Tornado. National Weather Service Weather Forecast Office in Grand Forks, North Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 25, 2015.
^Minnesota Event Report: EF2 Tornado. National Weather Service Weather Forecast Office in Grand Forks, North Dakota (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 25, 2015.
^Mississippi Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Jackson, Mississippi (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Virginia Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Wakefield, Virginia (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 20, 2015.
^New Hampshire Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Portland, Maine (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 20, 2015.
^Florida Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Melbourne, Florida (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 20, 2015.
^Montana Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Glasgow, Montana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 20, 2015.
^Florida Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Melbourne, Florida (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Connecticut Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in New York, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Ohio Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Wilmington, Ohio (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Kentucky Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Jackson, Kentucky (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Massachusetts Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Albany, New York (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Maine Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Portland, Maine (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Tennessee Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Morristown, Tennessee (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Tennessee Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Morristown, Tennessee (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Tennessee Event Report: EF3 Tornado. National Weather Service Weather Forecast Office in Morristown, Tennessee (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Tennessee Event Report: EF3 Tornado. National Weather Service Weather Forecast Office in Morristown, Tennessee (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^West Virginia Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Charleston, West Virginia (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^West Virginia Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Charleston, West Virginia (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Wisconsin Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Green Bay, Wisconsin (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Ohio Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Wilmington, Ohio (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^West Virginia Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Charleston, West Virginia (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 30, 2015.
^Massachusetts Event Report: EF2 Tornado. National Weather Service Weather Forecast Office in Boston, Massachusetts (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 20, 2015.
^Maine Event Report: EF1 Tornado. National Weather Service Weather Forecast Office in Portland, Maine (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 20, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Boulder, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 20, 2015.
^Colorado Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Boulder, Colorado (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 20, 2015.
^Nevada Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Elko, Nevada (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.
^Montana Event Report: EF0 Tornado. National Weather Service Weather Forecast Office in Great Falls, Montana (Report). National Oceanic and Atmospheric Administration. 2014. Retrieved April 19, 2015.