Winter Weather — North Snowy Range Foothills, Wyoming

2025-12-17 · North Snowy Range Foothills, Wyoming

Event narrative

Snow Squall. Webcam and WYDOT observations confirmed a strong snow squall moved across Interstate 80 west of Elk Mountain at Dana Ridge and Halleck Ridge WYDOT webcams and wind sensors. Visibility below one quarter mile, gusts up to 63 MPH, and a flash freeze were reported during this squall.

Wider weather episode

A strong cold front moved across Wyoming and Nebraska December 17th. Scattered snow squalls were observed along the Interstate 80 and Interstate 25 corridor, some producing visibilities below one quarter mile, gusts over 60 MPH, and flash freezing on Interstates. Some of the strongest winds observed across central and southeast Wyoming occurred during this event with a peak gust of 112 MPH reported along Interstate 25. There was also a brief fire south of Cheyenne late in the afternoon.

Source: NOAA Storm Events Database, event_id 1299553. Narrative written by the NWS forecast office that issued the report.