Flood Advisory issued September 19 at 12:03AM CDT until September 19 at 3:00AM CDT by NWS Milwaukee/Sullivan WI

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

* WHERE...Northern Iowa County in south central Wisconsin...
Southwestern Sauk County in south...

#Flood #wx #WIwx

As expected, we have our training round of thunderstorms of about 200 miles long now in progress from southeast #Minnesota and southwest #Wisconsin into far northeast portions of #Iowa

Flash flooding will ramp up in the region throughout the night

#iawx #wiwx #mnwx

Flood Watch issued September 18 at 9:49PM CDT until September 19 at 7:00PM CDT by NWS Milwaukee/Sullivan WI

* WHAT...Flooding and flash flooding caused by excessive rainfall are
possible.

* WHERE...Portions of south central and southeast Wisconsin,
including the fol...

#Flood #wx #WIwx

Flood Watch issued September 18 at 9:49PM CDT until September 19 at 1:00PM CDT by NWS Milwaukee/Sullivan WI

* WHAT...Flooding and flash flooding caused by excessive rainfall are
possible.

* WHERE...Portions of east central, south central, and southeast
Wisconsin, in...

#Flood #wx #WIwx

NWS Alert> Updated: Beach Hazards Statement is in effect in Sheboygan, Ozaukee, Milwaukee, Racine and Kenosha Counties #wiwx Details

NWS Alert> Updated: Flood Watch in effect from 1 AM in Jefferson, Kenosha, Milwaukee, Racine, Walworth and Waukesha Counties #wiwx Details

Flood Watch issued September 18 at 6:11PM CDT until September 19 at 1:00PM CDT by NWS Milwaukee/Sullivan WI

* WHAT...Flooding and flash flooding caused by excessive rainfall are
possible.

* WHERE...Portions of east central, south central, and southeast
Wisconsin, in...

#Flood #wx #WIwx

NWS Alert> Beach Hazards Statement in effect from 10 PM in Sheboygan and Ozaukee Counties #wiwx Details

NWS Alert> Beach Hazards Statement in effect from 10 PM in Milwaukee, Racine and Kenosha Counties #wiwx Details

Flood Watch issued September 18 at 1:37PM CDT until September 19 at 1:00PM CDT by NWS Milwaukee/Sullivan WI

* WHAT...Flooding and flash flooding caused by excessive rainfall are
possible.

* WHERE...Portions of east central, south central, and southeast
Wisconsin, in...

#Flood #wx #WIwx

Flood Watch issued September 18 at 1:37PM CDT until September 19 at 1:00PM CDT by NWS Milwaukee/Sullivan WI

* WHAT...Flooding and flash flooding caused by excessive rainfall are
possible.

* WHERE...A portion of south central Wisconsin, including the
following counti...

#Flood #wx #WIwx

NWS Alert> Updated: Flood Watch in effect from 1 AM in Dodge, Fond du Lac, Jefferson, Kenosha, Milwaukee, Ozaukee, Racine, Sheboygan, Walworth, Washington and Waukesha Counties #wiwx Details

REGIONAL WEATHER DISCUSSION
FRI SEP 18, 2026 -- 11:35AM

The first wave of rainfall is currently moving through the region with areas was of a Morris to Willmar to Jackson, MN drying out. The 2nd wave still start late this afternoon through the overnight.

#mnwx #wiwx #heavyrain

Flood Watch issued September 18 at 10:25AM CDT until September 19 at 1:00PM CDT by NWS Milwaukee/Sullivan WI

* WHAT...Flooding and flash flooding caused by excessive rainfall are
possible.

* WHERE...A portion of south central Wisconsin, including the
following count...

#Flood #wx #WIwx

Heavy rainfall likely across central and southern WI late Friday into early Saturday. These locations could walk away with 2"-3" of rain, with some seeing closer to 4". This could lead to localized flooding. Flood Watch in place for parts of SW WI through 1PM Saturday. #WIwx

Rain just outside western Wisconsin at 7AM Friday, whereas southeastern Wisconsin starting off the day with sunshine. #WIwx

Parts of the state, especially in central and southwestern Wisconsin, starting off the day with areas of fog. Don't be surprised if visibility is reduced for your early morning commute. 🌫️ #WIwx