Oconto River near Oconto, WI
River level and flood forecast · Oconto County
The river is 4.5 ft below flood stage (9 ft).
Flow: 385 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 6 PM. Forecasts change as rain falls and as upstream water arrives.
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An email when the National Weather Service forecasts Oconto River near Oconto to flood, when it floods, and when it's over.
Flood stages
| Major flood stage | 14 ft |
| Moderate flood stage | 12 ft |
| Flood stage | 9 ft |
| Action stage | 7 ft |
| Record crest (April 15, 1986) | 14.51 ft |
What floods at each level
From the National Weather Service, highest first.
- 16 ftAbout a foot of water is likely covering Highway 41 in the city of Oconto adjacent to the river.
- 15 ftWater begins to spread over Highway 41 adjacent to the river in Oconto. Widespread agricultural flooding is occurring.
- 14.5 ftIn the city of Oconto water reaches the intersection of Park Avenue and Adams Street. Widespread agricultural land and lowland is flooded.
- 14 ftWater reaches portions of Adams Street and Pecor Street near the Cruisers buildings. Widespread flooding is occurring over agricultural land and lowland.
- 13 ftA campground and park are under several feet of water. Water approaches homes on Farnsworth Street and Holtwood Way. There is widespread moderate flooding of lowland and agricultural land.
- 11 ftUp to 2 feet of water is covering a campground in Oconto. Floodwaters begin to reach city streets adjacent to the river.
- 10 ftUp to a foot of water surrounds structures in a campground in the City of Oconto.
- 9 ftFloodwaters begin to spread into a public campground in the City of Oconto. Water approaches the backyards of several homes along the river in Oconto and there is widespread lowland flooding.
- 8.5 ftFloodwaters mainly impact wooded lowland. Water approaches structures in a public campground in the City of Oconto.
- 7 ftWater approaches a public campground in the City of Oconto and there is flooding of lowland.
Highest crests on record
- 14.51 ft — April 15, 1986
- 13.24 ft — March 29, 2004
- 11.89 ft — April 19, 2019
- 11.51 ft — April 14, 2026
- 11.24 ft — March 13, 1990
Recent crests: 11.51 ft (April 14, 2026) · 10.51 ft (May 7, 2023) · 10.19 ft (May 14, 2022) · 9.55 ft (May 19, 2020) · 10.73 ft (March 29, 2020)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (OCTW3); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.