Flash Flood — Asotin, Washington

2017-04-13 · near Mountain View, Asotin, Washington

Event narrative

A Flash Flood closed Highway 129 near where Rattlesnake Creek meets the Grande Ronde River. The road was closed for three hours and then opened up to one lane of traffic.

Wider weather episode

A privately owned dam holding a small pond failed on April 13th causing a flash flood which heavily damaged a section of Highway 129 between Fields Spring State Park and the Grand Ronde River. A bridge across Rattlesnake Creek was also destroyed.

View location on OpenStreetMap → (46.0588, -117.2403)

Source: NOAA Storm Events Database, event_id 692103. Narrative written by the NWS forecast office that issued the report.