Pecatonica River near Blanchardville, WI
River level and flood forecast · Lafayette County
The river is 5.9 ft below flood stage (11 ft).
Flow: 178 cubic feet per second (USGS).
River cameras
Watch the time-lapse
Watch the time-lapse
Cameras by the U.S. Geological Survey. Most take a picture every hour, some every few minutes; many stop at night.
The last 7 days and the forecast
NWS forecast issued Sun, Sep 20, 6:46 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 Pecatonica River near Blanchardville to flood, when it floods, and when it's over.
Flood stages
| Major flood stage | 16 ft |
| Moderate flood stage | 14 ft |
| Flood stage | 11 ft |
| Action stage | 9 ft |
| Record crest (July 6, 1993) | 16.54 ft |
What floods at each level
From the National Weather Service, highest first.
- 16 ftHighway 78, Main St, H and F near park in Blanchardville is flooded and closed. McKellar Park is completely flooded including the swimming pool, tennis courts and football field.
- 15 ftHighway 78, H and F near park in Blanchardville is flooded and closed. McKellar Park is completely flooded including the swimming pool, tennis courts and football field.
- 14 ftMcKellar Park in Blanchardville is completely flooded including the swimming pool and tennis courts. Oak St and Highway 78, F and H near park in Blanchardville is flooded and closed.
- 13 ftHighway 78, F and H north of park in Blanchardville is flooded and closed. Floodwaters completely cover McKellar Park, inluding the tennis courts and football field.
- 11 ftFloodwaters cover a portion of Highway H and floodwaters are into McKellar Park in Blanchardville.
- 10 ftFloodwaters touch Highway H and the outer parts of McKellar Park in Blanchardville.
- 9 ftMinor lowland flooding occurs in the Blanchardville area.
Highest crests on record
- 16.54 ft — July 6, 1993
- 16.34 ft — March 15, 2019
- 16.02 ft — February 21, 2018
- 15.74 ft — February 28, 1948
- 15.73 ft — July 17, 1950
Recent crests: 11.05 ft (July 12, 2025) · 11.11 ft (May 25, 2024) · 7.93 ft (March 6, 2022) · 10.59 ft (October 23, 2020) · 13.75 ft (October 3, 2019)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (BCHW3); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.