Heavy Snow — Eastern Columbia River Gorge, Oregon

2022-12-04 to 2022-12-05 · Eastern Columbia River Gorge, Oregon

Event narrative

A HAM radio operator in Arlington, Or reported 4 inches of new snow accumulation at 1949 PST on Dec. 4th.

Wider weather episode

A series of deformation bands aided by a closed upper low off the southwest Oregon coastline resulted in light to moderate snowfall through much of the day Dec. 4th and through the morning on Dec. 5th. The prolonged snowfall resulted in heavy snow accumulations across the Lower Columbia Basin, portions of the eastern Columbia River Gorge, the Blue Mountain Foothills, and in the Yakima valley.

Source: NOAA Storm Events Database, event_id 1072032. Narrative written by the NWS forecast office that issued the report.