Flood — Valley, Montana

2014-08-24 to 2014-08-27 · near Glasgow, Valley, Montana

Event narrative

Heavy rainfall in the basin with amounts ranging from 4 to 10 inches over a four day period caused significant flooding in all the streams in the basin, and eventually the rivers. Willow Creek, Antelope Creek, Cherry Creek, Larb Creek, Brazil Creek all flooded during this time frame, blocking off many gravel roads around the county. Valley County had at least 36 locations with damages and DES reported to FEMA the totals were $1.2 million. Willow Creek Road from Fort Peck to the Pines had a very large area completely wiped out with a large culvert gone.

Wider weather episode

A very wet and slow-moving low pressure system stalled over Montana and directed near-continuous rainfall over central and northeastern portions of the state for several days. Rainfall totals ranged from 5 to 10 inches in the affected area.

Valley County damages reported by DES to FEMA were in excess of $1.12 million dollars including the cost of repairs and labor. There were 36 locations across Valley County that were damaged (road, bridge and culverts).

Petroleum County damages reported by DES to FEMA were at $515,000 with 30 locations around the county having damage (road, bridge and culverts).

On October 9th, 2014 a presidential disaster declaration was granted for this event.

View location on OpenStreetMap → (47.7292, -107.3331)

Source: NOAA Storm Events Database, event_id 541539. Narrative written by the NWS forecast office that issued the report.