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Weather Forecast Office Norman, OK

Arkansas Red-Basin River Forecast Center

Hydrograph

River at a Glance

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Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

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Printable Image About this graph Tabular Data (UTC) Tabular Data (CST) Datum: NGVD29 Metadata

NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. NOTE: Forecasts for the Salt Fork of the Red River at Mangum are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 13 Moderate Flood Stage: 11 Flood Stage: 9 Action Stage: 8 Low Stage (in feet): -9999 Historic Crests (1) 14.70 ft on 06/16/1938 (2) 14.66 ft on 10/03/1986 (3) 14.55 ft on 05/16/1957 (4) 14.29 ft on 04/04/1997 (5) 13.75 ft on 07/19/1953 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 9.25 ft on 06/13/2021 (2) 8.87 ft on 06/01/2021 (3) 9.48 ft on 05/31/2021 (4) 9.27 ft on 08/25/2017 (5) 8.72 ft on 06/15/2015 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records Currently none available. For more information on your flood risk go to www.floodsmart.gov. Show FEMA's National Flood Hazard Layers FEMA's National Flood Hazard Layers not showing? Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map? Possible reasons: There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. The FEMA Web Mapping Service (WMS) is down. Note: Your zoom level may have changed. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers.

Zoom Level:16 Legend FEMA Layer Gauge Location 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

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15	Expect valley-wide flooding of agricultural lands and rural roads in Harmon... Greer... and Jackson counties. No towns are affected. Flooding begins in Harmon County several hours before the crest passes the State Highway 34 crossing south of Mangum.
14	Expect valley-wide flooding of agricultural lands and rural roads in Harmon... Greer... and Jackson counties. No towns are affected. Flooding begins in Harmon County several hours before the crest passes the State Highway 34 crossing south of Mangum.
13	Expect widespread flooding of agricultural lands and rural roads in Harmon... Greer... and Jackson counties. No towns or major highways are affected. Flooding begins in Harmon County several hours before the crest passes the State Highway 34 crossing south of Mangum.
12	Expect widespread flooding of agricultural lands and rural roads in Harmon... Greer... and Jackson counties. No towns or major highways are affected. Flooding begins in Harmon County several hours before the crest passes the State Highway 34 crossing south of Mangum.
11	Expect flooding of agricultural lands and rural roads in Harmon... Greer... and Jackson counties. No towns or major highways are affected.
10	Expect flooding of agricultural and isolation of other low-lying areas in Harmon... Greer... and Jackson counties. No towns or highways are affected.
9	Expect flooding of agricultural bottomlands and isolation of other low-lying areas in Harmon... Greer... and Jackson counties. No towns or highways are affected.
8	Expect near bankfull stages along the river in Harmon... Greer... and Jackson counties. No towns or highways are affected.

About This Location

Latitude: 34.858394° N, Longitude: 99.508701° W, Horizontal Datum: NAD27 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 9 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps NGVD 29 1490.87 1499.87 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: Corps of Engineers (COE) Info for Mangum U.S. Geological Survey (USGS) Data and Site Info for Mangum

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Inundation Mapping Locations RFC Past Precipitation Map

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Oklahoma Reservoir Conditions Texas Reservoir Conditions USACE Tulsa Reservoir Conditions Snow Information CoCoRaHS Precipitation Data Oklahoma Mesonet Precipitation Data West Texas Mesonet Current Conditions Data

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