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Weather Forecast Office Omaha/Valley, NE

Missouri Basin River Forecast Center

Hydrograph

River at a Glance

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

NOTE: Forecasts are not available for the Oak Creek at Branched Oak Reservoir. Only observed stages are available for this point.

Default Hydrograph Scale to Flood Categories   Return to Area Map

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 1311.6 Moderate Flood Stage: 0 Flood Stage: 1291 Action Stage: 1285.88 Low Stage (in feet): -9999 Historic Crests (1) 1,288.54 ft on 03/14/2019 (2) 1,287.90 ft on 08/26/1987 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests Currently none available. 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:12 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

If you notice any errors in the below information, please contact our Webmaster
1318.2	This value represents the height of the dam.
1317.3	This level represents the maximum surcharge elevation at this reservoir.
1311.6	This level represents when water begins to flow over the spillway.
1291.01	This level represents when 20-percent of the flood storage is being used.
1285.88	This level represents when 5-percent of the flood storage is being used.
1284	This level represents the beginning of the exclusive flood control pool.
1275	This level represents the beginning of the conservation pool.

About This Location

Latitude: 40.973600° N, Longitude: 96.850800° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 1291 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks Other Not Available Not Available

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Tabular River Summary (updated hourly) Area CoCoRaHS Reports (updated around 10 am)

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Drought Monitor Snowpack Information (Missouri River Basin) Snowpack Information (zoomed) Mountain Snowpack Information (USACE) Mountain Snowpack Information (from NRCS) USGS Water Alert AHPS Feedback

Collaborative Agencies 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 Omaha/Valley Weather Forecast Office 6707 N. 288th Street Valley, NE 68064-9443 (402) 359-5166 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:29 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities