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Weather Forecast Office Bismarck, ND North Central River Forecast Center

Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
Souris River at Logan Graph Created (6:31pm Feb 9, 2010) Observed LGNN8 (plotting HGIRZ) Gage 0 Datum: 1500.00 Latest observed value: n/a ft at 6:00 AM CST 31-Jan-2010. Flood Stage is 34.0 ft.
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NOTE: Automated gauge readings are unavailable, readings taken manually.

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

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Upstream Gauge - at Minot-Broadway Bridge Upstream Gauge Downstream Gauge Downstream Gauge - at Sawyer

Flood Categories (in feet)
Major Flood Stage:38
Moderate Flood Stage:36
Flood Stage:34
Action Stage:33

Historical Crests
(1) 38.28 ft on 04/19/1976
(2) 37.40 ft on 05/11/1979
(3) 37.19 ft on 04/28/1969
(4) 37.14 ft on 05/15/1975
(5) 36.43 ft on 05/15/1974
Show More Historical Crests

Low Water Records
Currently none available.

Souris River at Logan location map

Flood Impacts & Photos Collapse
39.0 Levees will be topped.
38.9 Bridge deck floods.
35.0 Flood damage begins.
34.0 Bottomlands take on water.
33.9 Right bank begins to overflow.
33.3 Left bank begins to overflow.
Photos
(1) Souris River at Logan-Upstream View.
(2) Souris River at Logan-Downstream View.

About This Location Collapse
Latitude: 48.150000° N, Longitude: 101.150000° W, Horizontal Datum: NAD83

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 34 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 N/A N/A Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 N/A N/A Older USGS topographic maps, NGVD29 benchmarks
MSL N/A N/A Older USGS topographic maps, MSL benchmarks
Other 1500 ft 1534 ft  

Additional Information Collapse
How low could the river get?

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Hydrologic Resources
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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
Bismarck Weather Forecast Office
PO Box 1016
Bismarck, ND 58502-1016
(701) 250-4224
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