Flash Flood — Custer, Idaho

2021-08-01 · near Clayton, Custer, Idaho

Event narrative

Idaho Transportation Department reported a mudslide and running water across Idaho Route 75 between East Fork Rd and Malm Gulch Rd completely blocking the highway.

Wider weather episode

Continued push of monsoonal moisture into Idaho caused continued flooding into the first couple of days of August.

View location on OpenStreetMap → (44.3369, -114.3613)

Source: NOAA Storm Events Database, event_id 977493. Narrative written by the NWS forecast office that issued the report.