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This probabilistic forecast is issued by the North Central River Forecast Center.
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About this graph
Forecasts for the Wisconsin River at Castle Rock Dam are issued as needed during times of high water, but are not routinely available.
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Downstream Gauge Downstream Gauge - at Wisconsin Dells
Zoom Level:14
Flood Categories (in KCFS)
Major Flood Flow: 45
Moderate Flood Flow: 37.5
Flood Flow: 30
Action Flow: 10
Low Stage (in feet): -9999

Historic Crests
(1) 54,763 cfs on 09/25/2010
(2) 52,953 cfs on 04/19/2019
(3) 45,647 cfs on 04/12/2011

(P): Preliminary values subject to further review.

Recent Crests
(1) 52,953 cfs on 04/19/2019
(2) 45,647 cfs on 04/12/2011
(3) 54,763 cfs on 09/25/2010

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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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
40000 Several roads are closed downstream of the dam. Highway Z and HH are likely closed.
30000 Localized flooding occurs near Highway Z and HH downstream of the dam.
(1) Upstream view at Castle Rock Dam, August 9th, 2011
(2) Downstream view at Castle Rock Dam, August 9th, 2011
Additional Information Collapse
Target elevation of the lake pool is 882 ft. Above this level, the dam will release extra water through the gates. For Lake Pool elevation, please visit the Wisconsin Public Service website.
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
La Crosse Weather Forecast Office
N2788 County Rd FA
La Crosse, WI 54601
(608) 784-7294
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Page last modified: 2-Nov-2020 7:29 PM
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