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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 Big Sandy Creek (MT) near Havre are issued as needed during times of high water, but are not routinely available.
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Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 12
Moderate Flood Stage: 10
Flood Stage: 8.5
Action Stage: 7.5
Low Stage (in feet): -9999

Historic Crests
(1) 15.15 ft on 03/30/1978
(2) 14.70 ft on 04/03/1952
(3) 14.63 ft on 04/19/2018
(4) 11.90 ft on 06/06/2013
(5) 11.31 ft on 04/12/1965
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 14.63 ft on 04/19/2018
(2) 11.90 ft on 06/06/2013
(3) 4.01 ft on 05/14/2012
(4) 9.42 ft on 06/08/2011
(5) 9.59 ft on 06/23/2010
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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Gauge LocationGauge Map Marker
Disclaimer
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
11 At 11 feet, water overflows Road 50.April 17, 2018 Notes: When the Big Sandy gauge was around 11 Feet, Road 50 actually washed out. The water was about 18 inches above the road when it washed out. One 16 foot culvert was in place at that time. The rough location of Road 50 and Big Sandy Creek is about 7 miles north of the casino on Highway 87, then go 3 miles west.
8.5 Water out of banks in several locations and starting to spread into frequently used pastures, fields, corrals, etc.
5.5 Water starting to come out of banks in isolated areas. Water starting to cover lowest roads through pastures and fields.
Photos
(1) Big Sandy Creek near Havre looking upstream from highway bridge
(2) Big Sandy Creek near Havre looking downstream from highway bridge

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
Gauge readings available seasonally. Data unavailable during winter months.
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: 7-Nov-2019 3:32 PM
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