Heavy Snow — Central Columbia River Gorge, Washington

2017-12-22 to 2017-12-23 · Central Columbia River Gorge, Washington

Event narrative

A CoCoRaHS observer 2.1 miles west of Underwood reported 6.6 inches of snow.

Wider weather episode

A frontal boundary sagging south over SW Washington and NW Oregon, combined with offshore winds keeping temperatures cold, caused snow in the Columbia River Gorge.

Source: NOAA Storm Events Database, event_id 732708. Narrative written by the NWS forecast office that issued the report.