Extreme Cold/Wind Chill in Niobrara County, Wyoming

Extreme Cold/Wind Chill January 25, 2026 – January 26, 2026 · Niobrara County, Wyoming

What the National Weather Service wrote

Overnight low temperatures ranged from -15 F to -20 F across Niobrara County from 1/25 into 1/26. The combination of cold temperatures and gusty winds resulted in a period of extreme wind chills under -25 F. Minimum observed wind chill values reached -34 F at a Union Pacific Railroad sensor (7 WNW Van Tassell) at 10:55 PM MST on 1/25.

The wider storm

A strong arctic front brought prolonged frigid temperatures to southeast Wyoming Sunday, January 25 through the morning of Monday, January 26. The coldest temperatures occurred Sunday night.

Source: NOAA Storm Events Database, event 1310842. Narratives are written by the National Weather Service forecast office that issued the report.

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