Cold/Wind Chill in Wyoming Black Hills, Wyoming

Cold/Wind Chill February 13, 2021 – February 15, 2021 · Wyoming Black Hills, Wyoming

The wider storm

An Arctic air mass settled over the Northern Plains for a prolonged period, producing bitterly cold temperatures and extremely low wind chills. Low temperatures were well below zero across the area, with wind chills as low as 35 below to 50 below zero.

Source: NOAA Storm Events Database, event 939177. Narratives are written by the National Weather Service forecast office that issued the report.

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