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Weather Forecast Office Norman, OK Arkansas Red-Basin River Forecast Center

Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
Canadian River near Union City Observed crest: 1.7e+308 ft at 6:00am Nov 19 Graph Created (1:12am Nov 24, 2009) Observed UNIO2 (plotting HGIRZ) Gage 0 Datum: 1242.26 Latest observed value: n/a ft at 6:00 AM CST 19-Nov-2009. Flood Stage is 7.0 ft. Stage (ft) Flow (kcfs)
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NOTE: Automated gauge readings are unavailable, readings taken manually.

NOTE: Forecasts for the Canadian River near Union City are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - near Bridgeport Upstream Gauge Downstream Gauge Downstream Gauge - near Tuttle

Flood Categories (in feet)
Major Flood Stage:10
Moderate Flood Stage:8
Flood Stage:7
Action Stage:5

Historical Crests
(1) 14.70 ft on 10/03/1904
(2) 13.80 ft on 05/31/1937
(3) 13.50 ft on 08/20/2007
(4) 13.10 ft on 05/03/1914
(5) 13.00 ft on 06/23/1948
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Canadian River near Union City location map

Flood Impacts Collapse
14.0 Valley-wide flooding with depths up to 7 feet occurs along the river on the Canadian-Grady County border from near U.S. Highway 81 between Union City and Minco to near Tuttle. Flooding may extend beyond Newcastle to the Ten-mile Flats suburban area. Agricultural lands and local roads are the areas most affected along the Canadian River. Expect dangerous currents over many low-lying areas.
13.0 Valley-wide flooding with depths up to 6 feet occurs along the river on the Canadian-Grady County border from near U.S. Highway 81 between Union City and Minco to near Tuttle. Flooding may extend beyond Newcastle to the Ten-mile Flats suburban area. Agricultural lands and local roads are the areas most affected along the Canadian River. Expect dangerous currents over many low-lying areas.
12.0 Valley-wide flooding with depths up to 5 feet occurs along the river on the Canadian-Grady County border from near U.S. Highway 81 between Union City and Minco to near Tuttle. Flooding may extend beyond Newcastle to the Ten-mile Flats suburban area. Agricultural lands and local roads are the areas most affected along the Canadian River. Expect dangerous currents over many low-lying areas.
11.0 Valley-wide flooding with depths up to 4 feet occurs along the river on the Canadian-Grady County border from near U.S. Highway 81 between Union City and Minco... downstream to near Tuttle. Flooding may extend beyond Newcastle to the Ten-mile Flats suburban area. Sandpits... agricultural lands... and low-lying local roads are the areas most affected along the Canadian River.
10.0 Widespread flood depths up to 3 feet occur along the river on the Canadian-Grady County border from near U.S. Highway 81 between Union City and Minco... to the vicinity north of of Tuttle. Flooding may extend to the Ten-mile Flats area... downstream from Newcastle. Sandpits... agricultural lands... and low-lying local roads are the areas most affected along the Canadian River.
9.0 Overflows depths of 2 feet or more occur along the river on the Canadian-Grady County border from near U.S. Highway 81 between Union City and Minco... downstream to the vicinity north of of Tuttle. Sandpits... agricultural lands... and low-lying local roads are the areas most affected along the Canadian River. No towns are threatened.
8.0 Overflows of 1 foot or more occur near the river on the Canadian-Grady County border from near Union City... and Minco to the vicinity north of of Tuttle. Sandpits... agricultural lands... and low-lying local roads are the areas most affected along the Canadian River. No towns are threatened.
7.0 Shallow flooding of low-lying areas occurs near the river on the Canadian-Grady County border from near Union City... and Minco to the vicinity north of of Tuttle. Sandpits... agricultural lands... and low-lying local roads are the areas most affected along the Canadian River. No towns are threatened.
6.0 Near bankfull conditions occur along the river on the Canadian-Grady County border from near Union City... and Minco to the vicinity north of of Tuttle.

About This Location Collapse
Latitude: 35.364000° N, Longitude: 97.931000° W, Horizontal Datum: NAD83

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 7 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 1242.3 ft 1249.3 ft Older USGS topographic maps, NGVD29 benchmarks
MSL N/A N/A Older USGS topographic maps, MSL benchmarks
Other N/A N/A  

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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.

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Norman Weather Forecast Office
National Weather Center
120 David L. Boren Blvd.
Suite 2400
Norman, OK 73072
(405) 325-3816
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