Extreme Cold/Wind Chill in Northern Valley, Montana

Extreme Cold/Wind Chill December 21, 2022 – December 23, 2022 · Northern Valley, Montana

What the National Weather Service wrote

At the Bluff Creek RAWS site (BLUM8), temperatures in the teens to 30s below zero and breezy winds created intermittent periods of wind chills of -40 or worse from the early morning of the 21st into the morning of the 23rd. The peak wind chill of -56 was recorded at 7:44 AM on the 23rd.

The wider storm

An Arctic Air Mass brought the coldest temperatures that northeast Montana has seen in 3 years. Wind chills with this cold air outbreak measured lower than -60 degrees in places.

Source: NOAA Storm Events Database, event 1066832. Narratives are written by the National Weather Service forecast office that issued the report.

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