Flash Flood — Silver Bow, Montana

2009-08-06 · near Columbia Gardens, Silver Bow, Montana

$1K

Property damage

Event narrative

Flooding was reported on both Elm and Silverbow Street. A few homes on Silverbow had flooding in their basements. The Butte Plaza Mall parking lot was flooded, and strong winds caused water to flow into the doorways and walkways of the mall.

Wider weather episode

A strong low pressure system and associated cold front moved into the Northern Rockies, creating a favorable environment for strong hail producing thunderstorms and heavy rain. Flash flooding was reported in the city of Butte with this event as up to an inch of precipitation occurred in 30 to 45 minutes. Hail up to the size of baseballs and strong winds nearing 70 mph were also observed.

View location on OpenStreetMap → (46.0031, -112.4904)

Source: NOAA Storm Events Database, event_id 192643. Narrative written by the NWS forecast office that issued the report.