Flash Flood — Nez Perce, Idaho

2023-06-09 · near East Lewiston, Nez Perce, Idaho

Event narrative

Flash flooding impacted several streets and avenues of Lewiston. It stalled vehicles and caused debris build up in the area. A local emergency was declared from damages sustained during the event. Half an inch of rain fell in 15 minutes from 1330LST to 1345LST.

Wider weather episode

A slow moving thunderstorm moved over the Lewiston Idaho area and caused flash flooding. The KLWS ASOS recorded 0.68 inches of rain from 1250LST to 1356LST. Strong winds also knocked down several trees in Latah County.

View location on OpenStreetMap → (46.4126, -117.0225)

Source: NOAA Storm Events Database, event_id 1116178. Narrative written by the NWS forecast office that issued the report.