Debris Flow — Ferry, Washington

2018-03-19 · near Danville, Ferry, Washington

Event narrative

A rock slide blocked the southbound lanes of Highway 21 about 9 miles north of Curlew.

Wider weather episode

Spring time snow melt and moderate rain over the area created saturated soil conditions which caused a debris flow across the southbound lanes of State Route 21 near Curlew.

View location on OpenStreetMap → (48.9777, -118.5237)

Source: NOAA Storm Events Database, event_id 746792. Narrative written by the NWS forecast office that issued the report.