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Extreme Cold/Wind Chill in South Laramie Range Foothills, Wyoming

Extreme Cold/Wind Chill January 20, 2025 – January 21, 2025 · South Laramie Range Foothills, Wyoming

What the National Weather Service wrote

Overnight low temperatures fell to between -10 F and -15 F in the North Snowy Range Foothills from 1/20 into 1/21. The combination of cold temperatures and gusty winds resulted in a prolonged period of extreme wind chills under -30 F. Minimum observed wind chill values reached -37 F at the Otto Road WYDOT sensor (16 WSW Cheyenne) at 6:26 AM MST on 1/20.

The wider storm

A strong arctic front brought prolonged frigid temepratures to southeast Wyoming Friday, January 17 through the early morning of Tuesday, January 21. The coldest temperatures occured Sunday night and Monday night.

Source: NOAA Storm Events Database, event 1224119. Narratives are written by the National Weather Service forecast office that issued the report.

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