Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
518 AM CDT Thu Sep 3 2026

WIZ046-047-051-052-056>060-062>072-041030-
Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge-
Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-
Lafayette-Green-Rock-Walworth-Racine-Kenosha-
518 AM CDT Thu Sep 3 2026

This Hazardous Weather Outlook is for portions of east central
Wisconsin, south central Wisconsin and southeast Wisconsin.

.DAY ONE...Today and Tonight

Afternoon heat indices in the 90s with upper 90s toward the WI/IL
border and may briefly exceed 100F at times.

Chances for thunderstorms at times today, especially later in the
evening and overnight. There is a potential for strong to severe
storms capable of producing damaging winds and hail, especially
across south central WI. An isolated tornado is possible as well.

Locally heavy rainfall with ponding and minor flooding is also
possible with any thunderstorms and if they move over the same
area, particularly this evening and overnight.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Afternoon heat indices in the 90s continue Friday.

Additional scattered storms will occur at times through the
upcoming holiday weekend.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed tonight.

$$

Hazard Report Provided By forecast.weather.gov