Extreme Cold/Wind Chill in Upper Wind River Basin, Wyoming

Extreme Cold/Wind Chill December 17, 2016 · Upper Wind River Basin, Wyoming

What the National Weather Service wrote

A weather station reported a low temperature of -36 degrees at Dubois. The Dubois airport had a low temperature of -32 degrees.

The wider storm

A combination of deep snowpack, long December nights, an Arctic airmass and light winds brought extreme cold to portions of western and central Wyoming. A station northeast of Dubois had a low temperature of -45 degrees. Several locations in Yellowstone had low temperatures around -40. DuBois dropped to -36 with temperatures of -30 or lower recorded near Meeteetse, Riverton and Casper.

Source: NOAA Storm Events Database, event 665924. Narratives are written by the National Weather Service forecast office that issued the report.

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