Flash Flood — Nez Perce, Idaho

2015-06-01 · near East Lewiston, Nez Perce, Idaho

Event narrative

A Facebook post from the public noted that a retaining wall washed out along Nez Perce Drive which caused mud and rocks to spill out onto the roadway in Lewiston, WA.

Wider weather episode

A trof of low pressure sweeping around the edge of a low pressure system moving north along the Oregon and Washington Coast produced numerous thunderstorms that moved across Eastern Washington and Northern Idaho.

View location on OpenStreetMap → (46.4010, -116.9970)

Source: NOAA Storm Events Database, event_id 569316. Narrative written by the NWS forecast office that issued the report.