Severe Weather Alerts

Illinois

Flood Warning (Severe)

Kane, IL; Lake, IL; McHenry, IL

...The Flood Warning continues for the following rivers in Indiana...
Illinois...

Kankakee River at Shelby affecting Lake IN and Newton Counties.

Fox River at Algonquin Lock & Dam tailwater affecting Kane,
McHenry and Lake IL Counties.

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Fox River from Johnsburg downstream to Red Gate Road in
St. Charles, including the Algonquin Lock & Dam tailwater gauge.

* WHEN...Until Tuesday evening.

* IMPACTS...At 9.5 feet, Fox River Drive threatened in East Dundee.
Boathouses threatened along the river in Cary.

* ADDITIONAL DETAILS...
- At 8:30 PM CDT Sunday the stage was 9.5 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:30 PM CDT Sunday was 9.8 feet.
- Forecast...The river is expected to rise to a crest of 9.7
feet Monday morning. It will then fall below flood stage
early Tuesday afternoon.
- Flood stage is 9.5 feet.
- http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Warning means water levels above flood stage are imminent or
may already be occurring. Persons along rivers and streams in the
warned area should take immediate precautions to protect life and
property.

These forecasts are based on observed precipitation as well as
forecast precipitation 24 hours into the future. Changes to the
rainfall forecast, or any additional rainfall after 24 hours, may
cause changes to these river forecasts.

Additional information is available at www.weather.gov.

The next statement will be issued by Monday afternoon.

Start Time

4/12/2026 9:04 PM

End Time

4/13/2026 3:15 PM

Wisconsin

Flood Watch (Severe)

Brown; Calumet; Door; Kewaunee; Langlade; Lincoln; Manitowoc; Marathon; Menominee; Northern Marinette County; Northern Oconto County; Outagamie; Portage; Shawano; Southern Marinette County; Southern Oconto County; Waupaca; Waushara; Winnebago; Wood

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...Portions of central, east central, north central, and
northeast Wisconsin, including the following areas, in central
Wisconsin, Marathon, Portage, Waushara and Wood. In east central
Wisconsin, Calumet, Manitowoc and Winnebago. In north central
Wisconsin, Langlade and Lincoln. In northeast Wisconsin, Brown,
Door, Kewaunee, Menominee, Northern Marinette County, Northern
Oconto County, Outagamie, Shawano, Southern Marinette County,
Southern Oconto County and Waupaca.

* WHEN...From this afternoon through Tuesday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Extensive street flooding will also be possible.

* ADDITIONAL DETAILS...
- Much of the region received 1 to 2 inches of rain Saturday night
into Sunday morning, so soils are saturated. A large thunderstorm
complex is expected to develop across the watch area late this
afternoon and evening, and will likely produce widespread
rainfall amounts of 1 to 2 inches, with locally higher amounts.
- http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

Start Time

4/13/2026 2:04 AM

End Time

4/13/2026 10:15 AM

Severe Weather

2 active weather alerts