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This probabilistic forecast is issued by the Missouri Basin River Forecast Center.
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About this graph
Forecasts for the Nishnabotna River above Hamburg are issued as needed during times of high water, but are not routinely available.
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Zoom Level:13
Flood Categories (in feet)
Major Flood Stage: 33
Moderate Flood Stage: 27.5
Flood Stage: 25
Action Stage: 23
Low Stage (in feet): -9999

Historic Crests
(1) 33.18 ft on 06/17/1998
(2) 32.44 ft on 05/08/2007
(3) 31.07 ft on 03/16/2019
(4) 30.56 ft on 07/25/1993
(5) 29.19 ft on 06/14/2008
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 18.09 ft on 06/08/2022
(2) 13.21 ft on 10/25/2021
(3) 17.94 ft on 05/27/2020
(4) 31.07 ft on 03/16/2019
(5) 25.18 ft on 10/10/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
KML Image
Gauge LocationGauge Map Marker
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 Collapse
If you notice any errors in the below information, please contact our Webmaster
39 Water reaches the bottom of the J64 bridge at the gage site.
33 The top of the levee near the bridge in town is overtopped with flood waters. I-29 is closed south of town.
27.5 State Highway 275 south of the gage may be threatened in several spots.
25 More extensive lowland flooding begins as the parking lot near the gauge begins to experience flooding. In addition, some local farm levees may be overtopped with flood waters.
23 Minor overflows begin within the city limits, however there is no threat to property at this stage.
(1) Gage house
(2) Looking downstream from gauge site (stage = 8.26 feet)
(3) Looking upstream from gauge site (stage = 8.26 feet)
(4) Parking lot near gage
(5) Levee protecting Hamburg

Other Real-time and/or Archive Data Sources:

Additional Information Collapse

The graph below is from the USGS and represents river discharge.

How low could the river get?

  • USGS 7-Day Streamflow Duration Hydrograph for this location:
    Duration Hydrograph

    Duration Hydrograph Legend

  • USGS Cumulative Streamflow Hydrograph for this location:
    Duration Hydrograph of Cumulative Streamflow
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
Omaha/Valley Weather Forecast Office
6707 N. 288th Street
Valley, NE 68064-9443
(402) 359-5166
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Page last modified: 2-Nov-2020 7:29 PM
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