Major Flood
9 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
7.5 ft
Minor Flood
6 ft
Action Stage
4 ft
What Floods at Each Level
11 ft
Water may be approaching the McNaughton bridge structure downstream.
9 ft
Water may be covering low-lying sections of Highway D. Water may be surrounding homes and cottages along West Rapids Road, East Rapids Road, River Road and Wolf Road.
7.5 ft
Floodwaters may be approaching portions of Highway D near Gilmore Creek and homes on East Rapids and West Rapids Roads.
6 ft
There is widespread flooding of wooded lowland. A boat landing ramp and nearby paved parking lot downstream of the Rainbow Reservior dam is flooding.
4 ft
There is minor flooding of wooded lowland.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Sep 4, 1941 | 7.59 ft | 3,570 cfs |
| Jul 17, 1942 | 7.23 ft | 3,430 cfs |
| Jun 25, 1946 | 6.68 ft | 3,010 cfs |
About This Gauge
USGS Site
NWS LID
LTKW3
River
Wisconsin River
County
Oneida, WI
Coordinates
45.8306°N, 89.5522°W
Get Flood Alerts for Wisconsin River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Wisconsin River at Rainbow Reservoir?
The Wisconsin River at Rainbow Reservoir gauge is maintained by USGS (site 05391000) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Wisconsin River at Rainbow Reservoir?
The NWS-defined flood stage for Wisconsin River at Rainbow Reservoir is 6 feet. Action stage begins at 4 feet. Moderate flooding starts at 7.5 feet, and major flooding at 9 feet.
How do I get alerts when Wisconsin River rises?
Download StormCast free on Google Play, go to River Gauges, and add Wisconsin River at Rainbow Reservoir to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Wisconsin River at Rainbow Reservoir gauge located?
The gauge is located in Oneida County, Wisconsin at coordinates 45.8306°N, 89.5522°W. USGS site number: 05391000. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice.