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Extreme Cold/Wind Chill in Southern Rocky Mountain Front, Montana
Extreme Cold/Wind Chill December 20, 2022 · Southern Rocky Mountain Front, Montana
What the National Weather Service wrote
One location measured a wind chill of -40 F or less, which was the Benchmark RAWS (BEFM8) which measured a minimum wind chill of -41 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 1070166. Narratives are written by the National Weather Service forecast office that issued the report.
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