Heavy Snow — Upper Columbia Basin, Washington

2023-04-02 to 2023-04-03 · Upper Columbia Basin, Washington

Event narrative

Observer estimated ten inches of snow four miles East of Sprague. WSDOT reported six inches in Sprague.

Wider weather episode

With the region under a slow moving trough, a series of snow bands impacted the region for the start of April. While most locations in Eastern Washington received one to three inches, a few locations reached six to ten inches. The trough exited the region by April 4 and the snow shower threat diminished.

Source: NOAA Storm Events Database, event_id 1096399. Narrative written by the NWS forecast office that issued the report.