Heavy Snow — Sierra Madre Range, Wyoming

2025-04-17 to 2025-04-18 · Sierra Madre Range, Wyoming

Event narrative

Peak snowfall reported in the Sierra Madres came from the Blackhall Mountain SNOTEL with 21.6 inches. Several other SNOTELs reported heavy snow accumulations above 12 inches.

Wider weather episode

A strong cold front moved from northwest to southeast across Wyoming, bringing cold temperatures and widespread accumulating snow.

Source: NOAA Storm Events Database, event_id 1240263. Narrative written by the NWS forecast office that issued the report.