Chester Lake is located in a small valley just northwest of the base of the mountain.
Geology
Mount Chester is composed of sedimentary rock laid down during the Precambrian to Jurassic periods.[5] Formed in shallow seas, this sedimentary rock was pushed east and over the top of younger rock during the Laramide orogeny.[6]
Climate
Based on the Köppen climate classification, Mount Chester is located in a subarctic climate with cold, snowy winters, and mild summers.[7] Temperatures can drop below −20 °C with wind chill factors below −30 °C. In terms of favorable weather, July through September are the best months to climb.
^Gadd, Ben (2008), Geology of the Rocky Mountains and Columbias
^Peel, M. C.; Finlayson, B. L. & McMahon, T. A. (2007). "Updated world map of the Köppen−Geiger climate classification". Hydrol. Earth Syst. Sci. 11: 1633–1644. ISSN1027-5606.