Lemhi Range

Lemhi Range
Highest point
PeakDiamond Peak
Elevation12,197 ft (3,718 m)
Coordinates44°08′30″N 113°04′58″W / 44.141667°N 113.082778°W / 44.141667; -113.082778
Dimensions
Length98 mi (158 km) N/S
Width61 mi (98 km) E/W
Area1,946 sq mi (5,040 km2)
Geography
Map
CountryUnited States
StateIdaho
Parent rangeRocky Mountains

The Lemhi Range is a mountain range in the U.S. state of Idaho, spanning the eastern part of the state between the Lost River Range and the Beaverhead Mountains.[1] The highest point in the range is Diamond Peak at 12,202 feet (3,719 m), the third highest peak in Idaho. The range is located within Salmon-Challis and Caribou-Targhee National Forests.[2]

Peaks

The ten highest peaks of the Lemhi Range[3]
Mountain Peak Elevation Prominence Isolation Location
Diamond Peak 12,195 ft
3717 m		 5,377 ft
1639 m		 31.8 mi
51.2 km 		44°08′30″N 113°04′58″W / 44.141667°N 113.082778°W / 44.141667; -113.082778 (Diamond Peak)
Bell Mountain 11,611 ft
3539 m		 1,732 ft
528 m		 8.59 mi
13.83 km 		44°14′12″N 113°11′40″W / 44.236671°N 113.194443°W / 44.236671; -113.194443 (Bell Mountain)
The Riddler 11,558 ft
3523 m		 558 ft
170 m		 1.11 mi
1.78 km 		44°07′33″N 113°05′09″W / 44.125839°N 113.085747°W / 44.125839; -113.085747 (The Riddler)
Big Boy Peak 11,401 ft
3475 m		 322 ft
98 m		 0.73 mi
1.17 km 		44°07′00″N 113°04′43″W / 44.116612°N 113.078681°W / 44.116612; -113.078681 (Big Boy Peak)
Big Creek Peak 11,348 ft
3459 m		 2,516 ft
767 m		 22.4 mi
36.1 km 		44°28′18″N 113°32′36″W / 44.47177°N 113.543196°W / 44.47177; -113.543196 (Big Creek Peak)
Little Diamond Peak 11,273 ft
3436 m		 873 ft
266 m		 2.81 mi
4.52 km 		44°04′35″N 113°04′11″W / 44.07642°N 113.069682°W / 44.07642; -113.069682 (Little Diamond Peak)
Shoshone John Peak 11,211 ft
3417 m		 531 ft
162 m		 1.01 mi
1.63 km 		44°06′09″N 113°04′22″W / 44.102546°N 113.072763°W / 44.102546; -113.072763 (Shoshone John Peak)
Nicholson Peak 11,040 ft
3365 m		 814 ft
248 m		 1.47 mi
2.37 km 		44°04′49″N 113°05′56″W / 44.080361°N 113.098806°W / 44.080361; -113.098806 (Nicholson Peak)
Flatiron Mountain 11,020 ft
3359 m		 502 ft
153 m		 1.15 mi
1.85 km 		44°27′40″N 113°31′31″W / 44.461062°N 113.525314°W / 44.461062; -113.525314 (Flatiron Mountain)
Peak 11005 11,005 ft
3354 m		 525 ft
160 m		 1.32 mi
2.13 km 		44°09′26″N 113°05′54″W / 44.157185°N 113.098371°W / 44.157185; -113.098371 (Peak 11005)

Climate

Near the Little Lost River tributary Sawmill Creek is the SNOTEL weather station Moonshine. It is surrounded by the Lemhi Range peaks of Sheep Mountain and Bear Mountain, and it is 7.3 miles (11.7 km) south of Flatiron Mountain (Idaho). Moonshine has a subalpine climate (Köppen Dfc).

Climate data for Moonshine, Idaho, 1991–2020 normals, 1988-2020 extremes: 7440ft (2268m)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °F (°C) 61
(16) 		56
(13) 		65
(18) 		72
(22) 		82
(28) 		90
(32) 		94
(34) 		91
(33) 		87
(31) 		79
(26) 		61
(16) 		51
(11) 		94
(34)
Mean maximum °F (°C) 44.5
(6.9) 		47.6
(8.7) 		54.9
(12.7) 		63.3
(17.4) 		72.0
(22.2) 		80.2
(26.8) 		86.6
(30.3) 		85.3
(29.6) 		79.8
(26.6) 		67.4
(19.7) 		52.0
(11.1) 		43.4
(6.3) 		87.4
(30.8)
Mean daily maximum °F (°C) 31.9
(−0.1) 		34.4
(1.3) 		41.5
(5.3) 		47.8
(8.8) 		56.8
(13.8) 		65.7
(18.7) 		77.0
(25.0) 		75.4
(24.1) 		65.4
(18.6) 		50.7
(10.4) 		37.3
(2.9) 		29.9
(−1.2) 		51.2
(10.6)
Daily mean °F (°C) 18.0
(−7.8) 		19.7
(−6.8) 		26.8
(−2.9) 		34.3
(1.3) 		43.4
(6.3) 		50.6
(10.3) 		59.2
(15.1) 		57.9
(14.4) 		49.6
(9.8) 		38.2
(3.4) 		25.1
(−3.8) 		17.1
(−8.3) 		36.7
(2.6)
Mean daily minimum °F (°C) 4.1
(−15.5) 		5.1
(−14.9) 		12.1
(−11.1) 		20.6
(−6.3) 		29.8
(−1.2) 		35.5
(1.9) 		41.4
(5.2) 		40.3
(4.6) 		33.8
(1.0) 		25.5
(−3.6) 		12.9
(−10.6) 		4.3
(−15.4) 		22.1
(−5.5)
Mean minimum °F (°C) −15.2
(−26.2) 		−14.0
(−25.6) 		−6.6
(−21.4) 		4.4
(−15.3) 		17.9
(−7.8) 		26.9
(−2.8) 		33.4
(0.8) 		32.0
(0.0) 		23.5
(−4.7) 		10.3
(−12.1) 		−6.3
(−21.3) 		−14.6
(−25.9) 		−19.8
(−28.8)
Record low °F (°C) −25
(−32) 		−25
(−32) 		−19
(−28) 		−6
(−21) 		7
(−14) 		15
(−9) 		26
(−3) 		22
(−6) 		11
(−12) 		−12
(−24) 		−21
(−29) 		−38
(−39) 		−38
(−39)
Average precipitation inches (mm) 2.32
(59) 		1.94
(49) 		2.21
(56) 		2.03
(52) 		2.32
(59) 		2.14
(54) 		0.85
(22) 		0.86
(22) 		1.36
(35) 		1.63
(41) 		1.73
(44) 		2.65
(67) 		22.04
(560)
Source 1: XMACIS2[4]
Source 2: NOAA (Precipitation)[5]

See also

References

  1. ^ "Lemhi Range". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved October 13, 2012.
  2. ^ "Lemhi Range". SummitPost.org. Retrieved October 13, 2012.
  3. ^ "Lemhi Range". PeakBagger. Retrieved October 13, 2012.
  4. ^ "xmACIS2". National Oceanic and Atmospheric Administration. Retrieved November 23, 2023.
  5. ^ "Moonshine, Idaho 1991-2020 Monthly Normals". Retrieved November 23, 2023.
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