Winter Storm — Rock Springs & Green River, Wyoming

2017-01-04 to 2017-01-05 · Rock Springs & Green River, Wyoming

Event narrative

New snowfall amounts of 6 to 10 inches were common across Green River and Rock Springs, including 11.4 inches 4 miles NNW of Rock Springs.

Wider weather episode

A plume of Pacific moisture rode over a dome of very cold air at this surface. With good jet dynamics in place, portions of southern Wyoming saw periods of heavy snow. The heaviest snow fell in Lincoln County where many locations received a foot or more of new snow. Heavy snow also fell in Sweetwater County with 6 to 10 inches commonplace along the Interstate 80 corridor.

Source: NOAA Storm Events Database, event_id 669754. Narrative written by the NWS forecast office that issued the report.