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Extreme Cold/Wind Chill in Northwest Beaverhead County, Montana

Extreme Cold/Wind Chill December 21, 2022 · Northwest Beaverhead County, Montana

What the National Weather Service wrote

Only one station measured a wind chill less than -40 F which was the Wise River RAWS (WRSM8) Which measured a minimum wind chill of -46 F.

The wider storm

Arctic air dropped south from Canada the week before Christmas bringing widespread frigid wind chills to the region. The arctic front reported in strong wind gusts and blizzard conditions in Southwest Montana. Additional areas of light to moderate snow affected much of the region.

Source: NOAA Storm Events Database, event 1070186. Narratives are written by the National Weather Service forecast office that issued the report.

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