Heavy Snow — Wind River Mountains East, Wyoming

2023-03-10 to 2023-03-11 · Wind River Mountains East, Wyoming

Event narrative

Snow and blowing snow brought near zero visibility that resulted in the closure of Highway 28 over South Pass. A maximum wind gust of 94 mph occurred at Red Canyon with a prolonged period of wind gusts past hurricane force.

Wider weather episode

Low pressure crossed the state and brought heavy snow and high wind to portions of western and central Wyoming. The heaviest snow fell in the Tetons where up to 16 inches of new snow fell at the Jackson Hole Ski Resort. The Jackson Valley was also hard hit with 6 to 10 inches of snow. Moderate to heavy snow combined with strong wind as well. Wind gusted as high as 94 mph at Red Canyon along Highway 28, resulting in the closure of Route 28 over South Pass. A wind gust of 76 mph occurred at the top of the Jackson Hole Ski Resort. High wind also occurred in the wind prone areas of central Wyoming, with wind gusts over 70 mph around Casper and 66 mph around Buffalo.

Source: NOAA Storm Events Database, event_id 1089135. Narrative written by the NWS forecast office that issued the report.