PROJECT ALERT NOTICE (MT) Minor to major flooding continues in northern Montana

Date: Wed, 18 Apr 2018 07:18:57 EDT

Summary: Flooding intensifies in the Milk River basin in northern Montana.

Flooding continues on the Milk River and its tributaries in northern Montana. Melting of low-elevation snowpack has resulted in streamflows exceeding National Weather Service (NWS) flood stages at 6 USGS streamgages in the basin. NWS major flood stages have been exceeded at 2 USGS streamgages.

Near-record flood crests are expected on the lower Milk River later this week and early next week. Streamflows are in the 99th percentile for the day-of-the-year at 10 USGS streamgages, 7 of which have more than 30 years of record.

Two crews of 2 hydrographers are deployed in the Milk River basin. Discharge measurement information, new or shift-adjusted ratings, and other information is being shared immediately with the National Weather Service via NWSChat. USGS also is participating in flood preparedness briefings by Montana Disaster and Emergency Services.


Montana WaterWatch flood map for Milk River