Winter Storm — Green Mountains & Rattlesnake Range, Wyoming

2025-03-06 to 2025-03-07 · Green Mountains & Rattlesnake Range, Wyoming

Event narrative

At Jeffrey City, 16 inches of new snow fell.

Wider weather episode

Low pressure moved across central Wyoming and brought heavy snow to much of northern and central Wyoming. The highest amount recorded was 24 inches at the Hogadon Basin Ski Area. In the lower elevations, the highest snowfall amounts occurred in the favored easterly to northeasterly upslope flow locations. Amounts around Lander ranged from 8 to 14 inches, with 6 to 12 inches in much of Johnson County and around Casper. The snow brought widespread transportation problems with numerous road closures at the height of the storm.

Source: NOAA Storm Events Database, event_id 1247682. Narrative written by the NWS forecast office that issued the report.