Headline:
Flood Warning issued April 27 at 10:21AM CDT until April 30 at 1:00AM CDT by NWS Milwaukee/Sullivan WI
Event:
Flood Warning
Urgency:
Immediate
Effective:
April 27, 2026 - 8:21am
Expires:
April 27, 2026 - 8:30pm
Description:
...The Flood Warning is extended for the following rivers in
Wisconsin...
Rock River Near Lake Koshkonong affecting Rock and Jefferson
Counties.
Crawfish River At Milford affecting Jefferson County.
...The Flood Warning continues for the following rivers in
Wisconsin...Illinois...
Fox River Near Berlin affecting Green Lake County.
Rock River At Newville affecting Rock County.
Rock River At Fort Atkinson affecting Jefferson County.
Rock River At Afton affecting Rock and Winnebago Counties.
Rock River At Jefferson affecting Jefferson County.
ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County.
Fox River Lower Near New Munster affecting Kenosha and Lake
Counties.
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Rock River at Jefferson.
* WHEN...Until early Thursday morning.
* IMPACTS...At 11.0 feet, Floodwaters affect low lying areas of
residential and business property in Jefferson. Water approaches
the intersection of Highway 26 (Main St) and County Road N (E Dane
St). S Center Ave near the river flooded and Riverview Drive near
the wastewater plant flooded. Park is flooded. The retention pond
at S Main St and E Dane St is full.
* ADDITIONAL DETAILS...
- At 10:00 AM CDT Monday the stage was 10.8 feet.
- Bankfull stage is 8.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 10:00 AM CDT Monday was 11.0 feet.
- Forecast...The river is expected to fall below flood stage
Wednesday evening and continue falling to 8.2 feet Monday,
May 04.
- Flood stage is 10.0 feet.
- http://www.weather.gov/safety/flood
Instruction:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Caution is urged when walking near riverbanks.
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
Additional information is available at www.weather.gov.
The next statement will be issued this evening at 700 PM CDT.
Area Description:
Jefferson, WI
Forcast Office:
NWS Milwaukee/Sullivan WI