Winter Storm — Jackson Hole, Wyoming

2025-02-01 to 2025-02-03 · Jackson Hole, Wyoming

Event narrative

Heavy snow fell in the Jackson Valley, with the highest amounts in northern parts of the valley where 12 to 16 inches of new snow fell. Closer to Jackson, somewhat warmer air worked in and brought a changeover to rain, limiting accumulations to 9 to 12 inches of new snow.

Wider weather episode

Continuation from January. An atmospheric river brought a prolonged snowfall across the western valleys and mountains. The was measured in feet in the higher elevations. Southwestern Yellowstone Park and the Tetons had the heaviest snowfall with as much as 40 inches of new snow reported. Over 2 feet of snow also fell in the Salt and Wyoming Range as well as the Wind River Range with a maximum 35 inches in the Absarokas. In the western valleys, amounts of over a foot fell in many locations. Meanwhile, East of the Divide, moisture overrunning the cold air and a strong jet stream brought heavy snow to the northern Cody Foothills, with over a foot of snow reported mainly from Cody and north and west. Mounts dropped sharply south of Cody. Meanwhile, other locations East of the Divide saw high wind. Wind gusts of over 100 mph were reported near Red Canyon with gusts to 86 mph in the Green Mountains and to around 70 mph around Casper.

Source: NOAA Storm Events Database, event_id 1230902. Narrative written by the NWS forecast office that issued the report.