Fox River at Waukesha, WI
River level and flood forecast · Waukesha County
The river is 2.9 ft below flood stage (6 ft).
Flow: 140 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Sun, Sep 20, 8:51 PM. Forecasts change as rain falls and as upstream water arrives.
Get flood alerts for this river
An email when the National Weather Service forecasts Fox River at Waukesha to flood, when it floods, and when it's over.
Flood stages
| Major flood stage | 10 ft |
| Moderate flood stage | 8 ft |
| Flood stage | 6 ft |
| Action stage | 5 ft |
| Record crest (June 9, 2008) | 8.85 ft |
What floods at each level
From the National Weather Service, highest first.
- 11 ftWater may hit the N Prairie Ave bridge, Broadway bridge and pedestrian bridges along the riverwalk. E St Paul Ave may flood.
- 10 ftWater surrounds some homes along Bethesda Park. Barstow St, Baxter St, Bank St, Union St, Glenwood Dr flood.
- 9.5 ftWater hits Barstow St bridge and Bank St bridge causing additional flooding on Corrina Blvd.
- 9 ftDunbar Ave, Marshall St, N Prairie Ave, Hamilton Ave flood and water approaches homes on those streets.
- 8.5 ftWater touches the base of Barstow St bridge and Bank St bridge. Corrina Blvd, Buckley St, W Main St, and Riverwalk Dr flood.
- 8 ftParts of Corrina Blvd, Buckley St, and Dunbar Ave flood. Grede Park, Glacial Drumlin Trail and Fox Riverwalk flood.
- 7 ftFrame Park floods. The Riverwalk floods. Yards of homes near Bethesda Park flood.
- 6 ftThere is minor lowland flooding in the Waukesha area.
- 5 ftThere is minor lowland flooding in the Waukesha area.
Highest crests on record
- 8.85 ft — June 9, 2008
- 8.62 ft — August 11, 2025
- 8.5 ft — April 17, 2026
- 8 ft — April 1, 1960
- 7.82 ft — June 19, 2009
Recent crests: 8.5 ft (April 17, 2026) · 8.62 ft (August 11, 2025) · 6.81 ft (June 5, 2024) · 6.39 ft (April 3, 2024) · 7.28 ft (September 12, 2022)
Up and down the river, and nearby
- DownstreamFox River at Rochester, WI
- Mukwonago River at Mukwonago, WI
- Menomonee River at Wauwatosa, WI
- Menomonee River at Menomonee Falls, WI
- Root River at Franklin, WI
- Kinnickinnic River at Milwaukee, WI
- Fox River above dam at Waterford, WI
- Root River Canal near Raymond, WI
- Milwaukee River at Milwaukee-Estabrook Park, WI
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (WKEW3); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.