Heavy Snow — East Slopes of the Washington Cascades, Washington

2022-04-03 to 2022-04-05 · East Slopes of the Washington Cascades, Washington

Event narrative

A trained spotter in Goose Prairie, WA measured 12 inches of new snow in a 24 hour period, and 18 inches of new snow in 48 hour period ending at 2200 PDT. The Washington Dept. of Highways at a point 10 miles west of Rimrock, WA measured 18 inches of new snow in a 24 hour period ending at 0500 PDT on April 5th.

Wider weather episode

A strong upper level low coupled with cold front at the surface brought numerous wind and winter weather impacts across portions of eastern Washington and eastern Oregon. Moisture rounding the upper low produced heavy snow across portions of the east slopes of the Cascades, while the cold front produced strong winds in the lower elevations during the day on April 4th.

Source: NOAA Storm Events Database, event_id 1024944. Narrative written by the NWS forecast office that issued the report.