Winter Storm — East Slopes of the Washington Cascades, Washington

2020-11-12 to 2020-11-14 · East Slopes of the Washington Cascades, Washington

Event narrative

A Co-Op observer 2 miles SSE of Snowqualmie Pass, WA recorded 14 inches of new snow between 8pm PST on 11/12 and 7am PST on 11/13. The Bumping Ridge snotel measured 10 inches of new snow between 8pm PST on 11/12 and 2:30pm PST on 11/13, and a total of 15 inches of snow between 8pm PST on 11/12 and 4am PST on 11/14.

Wider weather episode

A series of weather systems beginning Nov. 12th moved through the forecast area with moderate to heavy snow to mountains and light to moderate snow accumulations to higher elevation valleys.

Source: NOAA Storm Events Database, event_id 923896. Narrative written by the NWS forecast office that issued the report.