Cold/Wind Chill in Eastern Roosevelt, Montana

Cold/Wind Chill January 30, 2023 – January 31, 2023 · Eastern Roosevelt, Montana

What the National Weather Service wrote

At the Big Sky Field Airport AWOS (KS85), temperatures in the teens to 20s below zero and breezy winds created intermittent periods of wind chills of -40 or worse on the morning of the 30th and briefly in the early morning of the 31st. The peak wind chill of -48 was recorded at 6:55 AM on the 30th.

The wider storm

An Arctic air mass along with breezy conditions led to cold wind chills across the area.

Source: NOAA Storm Events Database, event 1074773. Narratives are written by the National Weather Service forecast office that issued the report.

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