Flash Flood — Granite, Montana

2010-08-05 · near (3du)drummond, Granite, Montana

$1K

Property damage

Event narrative

A flash flood came out of Edwards Gulch and brought debris, including mud and rocks, as well as water, into buildings on the west side of town. There was also some basement flooding.

Wider weather episode

Severe thunderstorms formed ahead of an approaching upper level trough oriented along the Pacific coast. Thunderstorms mainly produced hail, up to 1.5 inches in diameter, but some wind damage was also reported across southwest Montana. Heavy rain was also reported with these thunderstorms. In some cases nearly an inch of rain fell in a short amount of time. A flash flood occurred in Drummond due to the heavy rain.

View location on OpenStreetMap → (46.6751, -113.1516)

Source: NOAA Storm Events Database, event_id 258043. Narrative written by the NWS forecast office that issued the report.