Snow Squall Warning, Wyoming

Severe

Flash freeze on roads, gusts up to 70 mph. Travel will become difficult and potentially dangerous within minutes.

Ended Wednesday, December 17, 2025.

Issued: Wednesday, December 17, 5:22 in the evening
Expires: Wednesday, December 17, 6:15 in the evening
Updated: December 17, 2025

How much

Wind gusts: Up to 70 mph Blowing snow on open roads

Map

This warning
Area drawn by the weather service
Interstates
US highways
Moving east at 31 mph

Alert area: National Weather Service. Borders and highways: U.S. Census Bureau. Lakes, rivers and other countries: Natural Earth. Open this area in OpenStreetMap

Details from the National Weather Service

What: Flash freeze on roads. Intense bursts of heavy snow. Gusty winds leading to blowing snow and visibility rapidly falling to less than one-quarter mile. Wind gusts up to 70 mph could knock down tree limbs and blow around unsecured objects.
Squall now: At 5:21 in the evening, a dangerous snow squall was located along a line extending from near Federal to Ames Monument, moving east at 30 mph.
Where: Southeastern Albany County (Wyoming), Southwestern Laramie County (Wyoming).
When: Until 6:15 in the evening.
Impacts: Travel will become difficult and potentially dangerous within minutes.
Highways: Interstate 80 in Wyoming between mile markers 319 and 344.
Places named: Table Mountain Ranches, Willadsen Estates, Tie City Campground, Granite Canon, Harriman Heights, Vedauwoo, Tie Siding, Crystal Lake Reservoir, Pumpkin Vine, Vedauwoo Campground, Buford, North Crow Campground, Granite Springs Reservoir, Ames Monument, Curt Gowdy State Park, Pine Grove Estates, Yellow Pine Campground, Granite Springs Retreat, and Cheyenne Pass.
Seen by: Radar and webcams.

Updates

Wednesday 6:24 in the evening
Allowed to end on time. December 17, 2025
Wednesday 5:22 in the evening
Snow Squall Warning issued until Wednesday, 6:15 in the evening. December 17, 2025