Tomahawk River at Willow Reservoir Water Level

Current Water Level

Gage Height

Streamflow

Last Reading

This is an NWS forecast point (LID: WILW3). Live data may be limited. View on NWS AHPS →

FLOOD STAGES

Know the flood categories.

Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.

Major Flood

1536 ft

Moderate Flood

1535 ft

Minor Flood

1533 ft

Action Stage

1530 ft

7-Day Water Level Chart

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About This Gauge

NWS LID

WILW3

River

Tomahawk River

County

Oneida, WI

Coordinates

45.7128°N, 89.8450°W

Get Flood Alerts for Tomahawk 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 Tomahawk River at Willow Reservoir?

The Tomahawk River at Willow Reservoir gauge is maintained by USGS 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 Tomahawk River at Willow Reservoir?

The NWS-defined flood stage for Tomahawk River at Willow Reservoir is 1533 feet. Action stage begins at 1530 feet. Moderate flooding starts at 1535 feet, and major flooding at 1536 feet.

How do I get alerts when Tomahawk River rises?

Download StormCast free on Google Play, go to River Gauges, and add Tomahawk River at Willow 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 Tomahawk River at Willow Reservoir gauge located?

The gauge is located in Oneida County, Wisconsin at coordinates 45.7128°N, 89.8450°W. Data is provided by the U.S. Geological Survey and the National Weather Service.

More Gauges on Tomahawk River

Tomahawk River below Jersey Dam Tomahawk River above Rice Reservoir

On This River

Downstream: Tomahawk River above Rice Reservoir

More Resources

Wisconsin River Gauges River Level App Flood Alerts Understanding River Flood Levels Flash Flood Warnings Tornado Alerts

Source & Notes

Data provided by: Wisconsin Valley Improvement Co

Gauge reading affected by reservoir operations.
Stage may be affected by ice.

Tomahawk River at Willow Reservoir Water Level & Flood Stage.