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This probabilistic forecast is issued by the Missouri Basin River Forecast Center.
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About this graph
Forecasts for the Missouri River near Ulm are issued routinely during the warm season, and as needed at other times of the year.
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Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 17
Moderate Flood Stage: 15
Flood Stage: 13.5
Action Stage: 13
Low Stage (in feet): -9999

Historic Crests
(1) 17.00 ft on 06/01/1953
(2) 16.00 ft on 06/01/1948
(3) 15.48 ft on 06/11/2011
(4) 15.20 ft on 06/17/1997
(5) 14.99 ft on 05/24/1981
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(P): Preliminary values subject to further review.

Recent Crests
(1) 13.99 ft on 06/22/2018
(2) 13.35 ft on 06/03/2018
(3) 9.06 ft on 05/31/2014
(4) 6.00 ft on 06/05/2013
(5) 6.69 ft on 02/02/2013
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 1.00 ft on 06/17/1961
(2) 2.16 ft on 08/16/2000
(3) 2.20 ft on 04/11/1964
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Gauge LocationGauge Map Marker
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
19 Lower river road floods. Woodland Estates innundated. Fox Farm Road near Heritage Inn floods.
17 Homes in the Country Club area in Great Falls flood.
16 Country Club golf course in Great Falls floods.
15 Woodland Estates Road floods. Agricultural fields flood. Water floods marina along lower river road.
13.4 June 2018 - At 13.4 feet minor low land flooding between Ulm and Great Falls. Most flooding in the flood Plain.
13 Low lying fields flood.

Other Real-time and/or Archive Data Sources:

Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Great Falls Weather Forecast Office
5324 Tri-Hill Frontage Rd
Great Falls, MT 59404-4933
(406) 453-2081
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Page last modified: 2-Nov-2020 7:28 PM
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