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This probabilistic forecast is issued by the Missouri Basin River Forecast Center.
tab left off Hydrograph tab right off tab left off River at a Glance tab right off tab left off Download tab right off tab left on tab right on
About this graph
Forecasts for the Rock River at Rock Rapids are issued as needed during times of high water, but are not routinely available.
Return to Area Map

Upstream Gauge - at Luverne Upstream Gauge Downstream Gauge Downstream Gauge - at Rock Valley
Zoom Level:14
Flood Categories (in feet)
Major Flood Stage: 19
Moderate Flood Stage: 16
Flood Stage: 13
Action Stage: 11
Low Stage (in feet): -9999

Historic Crests
(1) 26.98 ft on 06/17/2014
(2) 22.25 ft on 09/25/2010
(3) 21.54 ft on 09/14/2019
(4) 20.80 ft on 06/22/2018
(5) 19.79 ft on 03/15/2007
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 12.11 ft on 07/06/2022
(2) 9.26 ft on 09/04/2021
(3) 13.80 ft on 07/07/2020
(4) 21.54 ft on 09/14/2019
(5) 19.78 ft on 03/14/2019
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
KML Image
Gauge LocationGauge Map Marker
 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 Collapse
If you notice any errors in the below information, please contact our Webmaster
19 the highest banks on the right side of the river will be overtopped.
16 the higher banks on the left side of the river, and the lower banks on the right side, will begin flooding.
13 the lower banks on the left side of the river will begin flooding.
Photos
(1) Upstream View
(2) Downstream View

Other Real-time and/or Archive Data Sources:
Additional Information Collapse
How low could the river get?
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
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
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Page last modified: 2-Nov-2020 7:29 PM 		Disclaimer
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