High Wind — Rock Springs & Green River, Wyoming

2021-12-26 · Rock Springs & Green River, Wyoming

Event narrative

A wind gust of 58 mph was reported at a WYDOT wind sensor along Interstate 80 near Green River.

Wider weather episode

Another in a series of Pacific troughs crossed Wyoming and brought high wind and locally heavy snow to many areas. High wind occurred in Sweetwater and Natrona counties, where wind gusts of 70 and 58 mph were reported, respectively. A snow squall accompanied the cold front, producing wind gusts over 60 mph and heavy snow. This combination led to white-out conditions that closed Interstate 80 in Sweetwater County for a time. Heavy snow fell in Teton County where up to 13 inches was measured to the northwest of Jackson.

Source: NOAA Storm Events Database, event_id 997097. Narrative written by the NWS forecast office that issued the report.