Heavy Snow — Sierra Madre Range, Wyoming

2025-03-05 to 2025-03-08 · Sierra Madre Range, Wyoming

Event narrative

SNOTEL sites over the Sierra Madre Range reported between 12 to 18 inches of snow. Maximum was 24.3 inches of snow at Old Battle.

Wider weather episode

A stationary cold front and a potent Pacific trough resulted in the heaviest snowfall so far this winter across central and east central Wyoming. Snow started late March 5th and continued through noon on March 7th. Significant snow and some road closures were experienced during this storm with most of the major impacts north of Interstate 80.

Source: NOAA Storm Events Database, event_id 1232096. Narrative written by the NWS forecast office that issued the report.