Skip Navigation Linkweather.gov 
NOAA logo - Click to go to the NOAA homepage National Weather Service   NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service

  
 
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 Calvin Observed crest: 2.81 ft at 5:00am Nov 19 Observed: 2.8 ft at 4:30am Nov 19 Observed: 2.81 ft at 5:00am Nov 19 Observed: 2.8 ft at 5:30am Nov 19 Observed: 2.81 ft at 6:00am Nov 19 Observed: 2.8 ft at 6:30am Nov 19 Observed: 2.81 ft at 7:00am Nov 19 Observed: 2.8 ft at 7:30am Nov 19 Observed: 2.8 ft at 8:00am Nov 19 Observed: 2.8 ft at 8:30am Nov 19 Observed: 2.78 ft at 9:00am Nov 19 Observed: 2.77 ft at 9:30am Nov 19 Observed: 2.76 ft at 10:00am Nov 19 Observed: 2.75 ft at 10:30am Nov 19 Observed: 2.76 ft at 11:00am Nov 19 Observed: 2.75 ft at 11:30am Nov 19 Observed: 2.78 ft at 12:00pm Nov 19 Observed: 2.75 ft at 12:30pm Nov 19 Observed: 2.77 ft at 1:00pm Nov 19 Observed: 2.77 ft at 1:30pm Nov 19 Observed: 2.76 ft at 2:00pm Nov 19 Observed: 2.78 ft at 2:30pm Nov 19 Observed: 2.78 ft at 3:00pm Nov 19 Observed: 2.76 ft at 3:30pm Nov 19 Observed: 2.76 ft at 4:00pm Nov 19 Observed: 2.79 ft at 4:30pm Nov 19 Observed: 2.78 ft at 5:00pm Nov 19 Observed: 2.79 ft at 5:30pm Nov 19 Observed: 2.78 ft at 6:00pm Nov 19 Observed: 2.77 ft at 6:30pm Nov 19 Observed: 2.79 ft at 7:00pm Nov 19 Observed: 2.78 ft at 7:30pm Nov 19 Observed: 2.79 ft at 8:00pm Nov 19 Observed: 2.78 ft at 8:30pm Nov 19 Observed: 2.78 ft at 9:00pm Nov 19 Observed: 2.77 ft at 9:30pm Nov 19 Observed: 2.78 ft at 10:00pm Nov 19 Observed: 2.78 ft at 10:30pm Nov 19 Observed: 2.78 ft at 11:00pm Nov 19 Observed: 2.78 ft at 11:30pm Nov 19 Observed: 2.78 ft at 12:00am Nov 20 Observed: 2.76 ft at 12:30am Nov 20 Observed: 2.76 ft at 1:00am Nov 20 Observed: 2.76 ft at 1:30am Nov 20 Observed: 2.76 ft at 2:00am Nov 20 Observed: 2.76 ft at 2:30am Nov 20 Observed: 2.77 ft at 3:00am Nov 20 Observed: 2.78 ft at 3:30am Nov 20 Observed: 2.78 ft at 4:00am Nov 20 Observed: 2.79 ft at 4:30am Nov 20 Observed: 2.78 ft at 5:00am Nov 20 Observed: 2.77 ft at 5:30am Nov 20 Observed: 2.78 ft at 6:00am Nov 20 Observed: 2.78 ft at 6:30am Nov 20 Observed: 2.77 ft at 7:00am Nov 20 Observed: 2.77 ft at 7:30am Nov 20 Observed: 2.77 ft at 8:00am Nov 20 Observed: 2.78 ft at 8:30am Nov 20 Observed: 2.79 ft at 9:00am Nov 20 Observed: 2.78 ft at 9:30am Nov 20 Observed: 2.79 ft at 10:00am Nov 20 Observed: 2.79 ft at 10:30am Nov 20 Observed: 2.8 ft at 11:00am Nov 20 Observed: 2.79 ft at 11:30am Nov 20 Observed: 2.78 ft at 12:00pm Nov 20 Observed: 2.79 ft at 12:30pm Nov 20 Observed: 2.8 ft at 1:00pm Nov 20 Observed: 2.8 ft at 1:30pm Nov 20 Observed: 2.79 ft at 2:00pm Nov 20 Observed: 2.79 ft at 2:02pm Nov 20 Observed: 2.8 ft at 2:30pm Nov 20 Observed: 2.8 ft at 3:00pm Nov 20 Observed: 2.8 ft at 3:30pm Nov 20 Observed: 2.78 ft at 4:00pm Nov 20 Observed: 2.78 ft at 4:30pm Nov 20 Observed: 2.79 ft at 5:00pm Nov 20 Observed: 2.8 ft at 5:30pm Nov 20 Observed: 2.79 ft at 6:00pm Nov 20 Observed: 2.78 ft at 6:30pm Nov 20 Observed: 2.78 ft at 7:00pm Nov 20 Observed: 2.78 ft at 7:30pm Nov 20 Observed: 2.79 ft at 8:00pm Nov 20 Observed: 2.8 ft at 8:30pm Nov 20 Observed: 2.78 ft at 9:00pm Nov 20 Observed: 2.78 ft at 9:30pm Nov 20 Observed: 2.79 ft at 10:00pm Nov 20 Observed: 2.78 ft at 10:30pm Nov 20 Observed: 2.78 ft at 11:00pm Nov 20 Observed: 2.78 ft at 11:30pm Nov 20 Observed: 2.78 ft at 12:00am Nov 21 Observed: 2.78 ft at 12:30am Nov 21 Observed: 2.78 ft at 1:00am Nov 21 Observed: 2.78 ft at 1:30am Nov 21 Observed: 2.78 ft at 2:00am Nov 21 Observed: 2.78 ft at 2:30am Nov 21 Observed: 2.79 ft at 3:00am Nov 21 Observed: 2.79 ft at 3:30am Nov 21 Observed: 2.79 ft at 4:00am Nov 21 Observed: 2.79 ft at 4:30am Nov 21 Observed: 2.78 ft at 5:00am Nov 21 Observed: 2.79 ft at 5:30am Nov 21 Observed: 2.78 ft at 6:00am Nov 21 Observed: 2.78 ft at 6:30am Nov 21 Observed: 2.78 ft at 7:00am Nov 21 Observed: 2.78 ft at 7:30am Nov 21 Observed: 2.79 ft at 8:00am Nov 21 Observed: 2.79 ft at 8:30am Nov 21 Observed: 2.79 ft at 9:00am Nov 21 Observed: 2.78 ft at 9:30am Nov 21 Observed: 2.78 ft at 10:00am Nov 21 Observed: 2.77 ft at 10:30am Nov 21 Observed: 2.79 ft at 11:00am Nov 21 Observed: 2.8 ft at 11:30am Nov 21 Observed: 2.8 ft at 12:00pm Nov 21 Observed: 2.79 ft at 12:30pm Nov 21 Observed: 2.78 ft at 1:00pm Nov 21 Observed: 2.78 ft at 1:30pm Nov 21 Observed: 2.77 ft at 2:00pm Nov 21 Observed: 2.77 ft at 2:02pm Nov 21 Observed: 2.76 ft at 2:30pm Nov 21 Observed: 2.77 ft at 3:00pm Nov 21 Observed: 2.76 ft at 3:30pm Nov 21 Observed: 2.78 ft at 4:00pm Nov 21 Observed: 2.79 ft at 4:30pm Nov 21 Observed: 2.79 ft at 5:00pm Nov 21 Observed: 2.78 ft at 5:30pm Nov 21 Observed: 2.77 ft at 6:00pm Nov 21 Observed: 2.78 ft at 6:30pm Nov 21 Observed: 2.77 ft at 7:00pm Nov 21 Observed: 2.77 ft at 7:30pm Nov 21 Observed: 2.76 ft at 8:00pm Nov 21 Observed: 2.77 ft at 8:30pm Nov 21 Observed: 2.76 ft at 9:00pm Nov 21 Observed: 2.78 ft at 9:30pm Nov 21 Observed: 2.78 ft at 10:00pm Nov 21 Observed: 2.78 ft at 10:30pm Nov 21 Observed: 2.78 ft at 11:00pm Nov 21 Observed: 2.78 ft at 11:30pm Nov 21 Observed: 2.79 ft at 12:00am Nov 22 Observed: 2.78 ft at 12:30am Nov 22 Observed: 2.78 ft at 1:00am Nov 22 Observed: 2.78 ft at 1:30am Nov 22 Observed: 2.79 ft at 2:00am Nov 22 Observed: 2.78 ft at 2:30am Nov 22 Observed: 2.78 ft at 3:00am Nov 22 Observed: 2.77 ft at 3:30am Nov 22 Observed: 2.77 ft at 4:00am Nov 22 Observed: 2.77 ft at 4:30am Nov 22 Observed: 2.77 ft at 5:00am Nov 22 Observed: 2.78 ft at 5:30am Nov 22 Observed: 2.77 ft at 6:00am Nov 22 Observed: 2.76 ft at 6:30am Nov 22 Observed: 2.76 ft at 7:00am Nov 22 Observed: 2.76 ft at 7:30am Nov 22 Observed: 2.77 ft at 8:00am Nov 22 Observed: 2.78 ft at 8:30am Nov 22 Observed: 2.78 ft at 9:00am Nov 22 Observed: 2.77 ft at 9:30am Nov 22 Observed: 2.76 ft at 10:00am Nov 22 Observed: 2.74 ft at 10:30am Nov 22 Observed: 2.76 ft at 11:00am Nov 22 Observed: 2.75 ft at 11:30am Nov 22 Observed: 2.76 ft at 12:00pm Nov 22 Observed: 2.76 ft at 12:30pm Nov 22 Observed: 2.76 ft at 1:00pm Nov 22 Observed: 2.76 ft at 1:30pm Nov 22 Observed: 2.76 ft at 2:00pm Nov 22 Observed: 2.76 ft at 2:02pm Nov 22 Observed: 2.75 ft at 2:30pm Nov 22 Observed: 2.75 ft at 3:00pm Nov 22 Observed: 2.76 ft at 3:30pm Nov 22 Observed: 2.75 ft at 4:00pm Nov 22 Observed: 2.75 ft at 4:30pm Nov 22 Observed: 2.75 ft at 5:00pm Nov 22 Observed: 2.76 ft at 5:30pm Nov 22 Observed: 2.76 ft at 6:00pm Nov 22 Observed: 2.76 ft at 6:30pm Nov 22 Observed: 2.76 ft at 7:00pm Nov 22 Observed: 2.76 ft at 7:30pm Nov 22 Observed: 2.76 ft at 8:00pm Nov 22 Observed: 2.76 ft at 8:30pm Nov 22 Observed: 2.75 ft at 9:00pm Nov 22 Observed: 2.75 ft at 9:30pm Nov 22 Observed: 2.74 ft at 10:00pm Nov 22 Observed: 2.76 ft at 10:30pm Nov 22 Observed: 2.76 ft at 11:00pm Nov 22 Observed: 2.75 ft at 11:30pm Nov 22 Observed: 2.75 ft at 12:00am Nov 23 Observed: 2.75 ft at 12:30am Nov 23 Observed: 2.76 ft at 1:00am Nov 23 Observed: 2.77 ft at 1:30am Nov 23 Observed: 2.76 ft at 2:00am Nov 23 Observed: 2.75 ft at 2:30am Nov 23 Observed: 2.75 ft at 3:00am Nov 23 Observed: 2.76 ft at 3:30am Nov 23 Observed: 2.75 ft at 4:00am Nov 23 Observed: 2.75 ft at 4:30am Nov 23 Observed: 2.75 ft at 5:00am Nov 23 Observed: 2.75 ft at 5:30am Nov 23 Observed: 2.74 ft at 6:00am Nov 23 Observed: 2.75 ft at 6:30am Nov 23 Observed: 2.75 ft at 7:00am Nov 23 Observed: 2.76 ft at 7:30am Nov 23 Observed: 2.76 ft at 8:00am Nov 23 Observed: 2.75 ft at 8:30am Nov 23 Observed: 2.73 ft at 9:00am Nov 23 Observed: 2.74 ft at 9:30am Nov 23 Observed: 2.71 ft at 10:00am Nov 23 Observed: 2.71 ft at 10:30am Nov 23 Observed: 2.72 ft at 11:00am Nov 23 Observed: 2.7 ft at 11:30am Nov 23 Observed: 2.72 ft at 12:00pm Nov 23 Observed: 2.73 ft at 12:30pm Nov 23 Observed: 2.71 ft at 1:00pm Nov 23 Observed: 2.67 ft at 1:30pm Nov 23 Observed: 2.68 ft at 2:00pm Nov 23 Observed: 2.68 ft at 2:01pm Nov 23 Observed: 2.66 ft at 2:30pm Nov 23 Observed: 2.68 ft at 3:00pm Nov 23 Observed: 2.7 ft at 3:30pm Nov 23 Observed: 2.69 ft at 4:00pm Nov 23 Observed: 2.72 ft at 4:30pm Nov 23 Observed: 2.73 ft at 5:00pm Nov 23 Observed: 2.73 ft at 5:30pm Nov 23 Observed: 2.71 ft at 6:00pm Nov 23 Observed: 2.72 ft at 6:30pm Nov 23 Observed: 2.72 ft at 7:00pm Nov 23 Observed: 2.72 ft at 7:30pm Nov 23 Observed: 2.72 ft at 8:00pm Nov 23 Observed: 2.73 ft at 8:30pm Nov 23 Observed: 2.71 ft at 9:00pm Nov 23 Observed: 2.72 ft at 9:30pm Nov 23 Observed: 2.72 ft at 10:00pm Nov 23 Observed: 2.66 ft at 10:30pm Nov 23 Observed: 2.71 ft at 11:00pm Nov 23 Observed: 2.75 ft at 11:30pm Nov 23 Observed: 2.76 ft at 12:00am Nov 24 Observed: 2.74 ft at 12:30am Nov 24 Observed: 2.72 ft at 1:00am Nov 24 Observed: 2.72 ft at 1:30am Nov 24 Observed: 2.71 ft at 2:00am Nov 24 Observed: 2.7 ft at 2:30am Nov 24 Observed: 2.72 ft at 3:00am Nov 24 Graph Created (3:53am Nov 24, 2009) Observed  USGS--Water Resources of the United States CLVO2 (plotting HGIRG)   Gage 0  Datum: 682.73 Latest observed value: 2.72 ft at 3:00 AM CST 24-Nov-2009. Flood Stage is 15.0 ft.   Stage (ft) Flow (kcfs)
Printable Image
About this graph
Tabular Data
XML Data
RSS Files
Datum: N/A
Metadata
NOTE: Gauge readings may be inaccurate during periods of extreme cold.

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

Return to Area Map

Upstream Gauge - at Purcell Upstream Gauge

Flood Categories (in feet)
Major Flood Stage:20
Moderate Flood Stage:18
Flood Stage:15
Action Stage:13

Historical Crests
(1) 21.00 ft on 08/07/1906
(2) 20.50 ft on 10/04/1904
(3) 20.00 ft on 05/03/1914
(4) 19.35 ft on 05/11/1950
(5) 19.20 ft on 05/24/1908
Show More Historical Crests

Canadian River near Calvin location map

Flood Impacts Collapse
23.0 Valley-wide flooding of agricultural lands and rural roads occurs. Varying water depths up to about 8 feet may result in severe damage to property and the loss of livestock. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
22.0 Flooding of agricultural lands... oilfeilds... and rural roads occurs. Varying water depths up to about 7 feet may result in severe damage to property and the loss of livestock. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
21.0 Flooding of agricultural lands... oilfields... and rural roads occurs. Varying water depths up to about 6 feet may result in severe damage to property and the loss of livestock. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
20.0 Flooding of agricultural lands... oilfields... and rural roads occurs. Varying water depths up to about 5 feet may result in severe damage to property and the loss of livestock. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
19.0 Flooding of croplands... pastures... oilfields and rural roads... with water depths up to 4 feet may occur. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
18.0 Flooding of croplands... pastures... oilfields and rural roads... with water depths up to 3 feet may occur. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
17.0 Flooding of croplands... pastures... oilfields and rural roads... with water depths up to 2 feet may occur. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
16.0 Croplands... pastures... oilfields... and local roads may sustain shallow overflows. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
15.0 Croplands... pastures... oilfields... and local roads may sustain shallow overflows. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.

About This Location Collapse
Latitude: 34.978000° N, Longitude: 96.243000° W, Horizontal Datum: NAD83

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 15 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 29 682.725 ft 697.725 ft Older USGS topographic maps, NGVD29 benchmarks
MSL N/A N/A Older USGS topographic maps, MSL benchmarks
Other N/A N/A  

Other Data Sources:
Corps of Engineers (COE) Info for Calvin
U.S. Geological Survey (USGS) Data and Site Info for Calvin

Resources Collapse
Hydrologic Resources
Additional Resources
   

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
Norman Weather Forecast Office
National Weather Center
120 David L. Boren Blvd.
Suite 2400
Norman, OK 73072
(405) 325-3816
Ask Questions/Webmaster
Page last modified: 3-Jul-2008 2:17 PM
Disclaimer
Credits
Glossary
Privacy Policy
About Us
Career Opportunities