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Hydrograph River at a Glance Download
Milk River at Havre Stage (ft)USGS--Water Resources of the United StatesHVRM8(plotting HGIRG) Graph Created (12:51AM Jan 18, 2019)Flood Stage is 10 ft
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Datum: Not Available
NOTE: Gauge reading may be affected by ice during freezing weather from November to April.

NOTE: Forecasts for the Milk River at Havre are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at Fresno Reservoir near Havre Upstream Gauge Downstream Gauge Downstream Gauge - near Harlem
Flood Categories (in feet)
Major Flood Stage: 18
Moderate Flood Stage: 15
Flood Stage: 10
Action Stage: 9
Low Stage (in feet): -9999

Historic Crests
(1) 19.30 ft on 04/12/1899
(2) 18.60 ft on 04/03/1952
(3) 17.20 ft on 03/12/1916
(4) 16.54 ft on 06/06/1953
(5) 16.42 ft on 03/20/1918
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(P): Preliminary values subject to further review.

Recent Crests
(1) 14.14 ft on 04/19/2018
(2) 4.55 ft on 07/15/2012
(3) 6.99 ft on 11/19/2011
(4) 9.06 ft on 06/13/2011
(5) 9.61 ft on 06/23/2010
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.00 ft on 08/15/1905
(2) 0.50 ft on 10/29/2009

For more information on your flood risk go to

Zoom Level:16
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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
18 Homes, farms, and railroad tracks flood.
14.1 April 2018 - At 14.1 Feet, flooding all around Havre. The trailer park on the northeast side floods. North Havre did not flood because of sandbagging and blocking sewer system from backfilling.
10.5 Agricultural land begins to flood.Land about 1 mile west of Havre floods, as water goes in culverts under the railroad. April 2018Main Street did not flood, as the levy held back the water. April 2018
10 Basements starting to flood on north side of Havre,Flooding did not occur in April 2018 because they closed the flood gates and storm sewers in North Havre. Flooding did occur in th mobile home park on the east side of town in April 2018.
8.5 River out of banks along inside turns of river. Old oxbows filled.
8 Starts to backflow through levee gates. Once above 8 feet,may have to start to pump back out and back into river.Notes: In April 2018, they sandbagged the leves that did not have a gate. Closed the ones with gates, and no flooding in North Havre. In April 2018, Havre reached a peak of 14.14 feet. No Flooding in the downtown area Havre. Flooding did occur in the mobile home park on the east side of town. Ag land is flooding west of town though...::..
(1) Milk River at Havre gauge house
(2) Milk River at Havre - looking downstream from gauge house
(3) Milk River at Havre looking upstream from gauge house
(4) Milk River at Havre - looking up at gauge house from river bank
(5) Milk River at Havre - wireweight gauge on bridge on road to Canada
About This Location Collapse

Latitude: 48.563611° N, Longitude: 109.696111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 10 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 2465.24 ft 2475.24 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

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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: 21-Dec-2016 5:19 PM
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