Ice Storm — Western Columbia Gorge, Washington

2014-03-02 · Western Columbia Gorge, Washington

Event narrative

Around 0.5 to 0.75 inch of ice accumulated in the Western Columbia River Gorge resulting in numerous reports of accidents due to icy roads on Interstate 84. A Spotter reported .25 inch in Stevenson and a local media meteorologist reported 0.75 inch in Corbett.

Wider weather episode

East winds brought very cold air from east of the Cascades through the Columbia River Gorge as a moist front pushed in from the Pacific. The combination of the cold air mass and frontal precipitation resulted in snow and ice for the Gorge and the South Washington Cascades.

Source: NOAA Storm Events Database, event_id 510545. Narrative written by the NWS forecast office that issued the report.