Wisconsin Severe Severe Thunderstorm Watch | Effective 08/18/2026 12:49

Headline: 
Severe Thunderstorm Watch issued August 18 at 2:49PM CDT until August 18 at 10:00PM CDT by NWS Milwaukee/Sullivan WI
Event: 
Severe Thunderstorm Watch
Urgency: 
Future
Effective: 
August 18, 2026 - 12:49pm
Expires: 
August 18, 2026 - 8:00pm
Description: 
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 595 IN EFFECT UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN WISCONSIN THIS WATCH INCLUDES 17 COUNTIES IN EAST CENTRAL WISCONSIN FOND DU LAC SHEBOYGAN IN SOUTH CENTRAL WISCONSIN COLUMBIA DANE GREEN GREEN LAKE IOWA LAFAYETTE MARQUETTE ROCK SAUK IN SOUTHEAST WISCONSIN DODGE JEFFERSON OZAUKEE WALWORTH WASHINGTON WAUKESHA THIS INCLUDES THE CITIES OF ARGYLE, BARABOO, BARNEVELD, BEAVER DAM, BELMONT, BELOIT, BENTON, BERLIN, BLANCHARDVILLE, BRODHEAD, BROOKFIELD, CEDARBURG, COLUMBUS, DARLINGTON, DELAVAN, DODGEVILLE, EAST TROY, ELKHORN, ENDEAVOR, FOND DU LAC, FORT ATKINSON, GERMANTOWN, GRAFTON, HARTFORD, HOWARDS GROVE, JANESVILLE, JEFFERSON, LAKE GENEVA, LAKE WISCONSIN, LODI, MADISON, MARKESAN, MAYVILLE, MENOMONEE FALLS, MEQUON, MINERAL POINT, MONROE, MONTELLO, MUSKEGO, NESHKORO, NEW BERLIN, OOSTBURG, OXFORD, PLYMOUTH, PORTAGE, PRAIRIE DU SAC, PRINCETON, REEDSBURG, SAUK CITY, SHEBOYGAN FALLS, SHULLSBURG, WATERTOWN, WAUKESHA, WAUPUN, WEST BEND, WESTFIELD, AND WHITEWATER.
Area Description: 
Columbia, WI; Dane, WI; Dodge, WI; Fond du Lac, WI; Green, WI; Green Lake, WI; Iowa, WI; Jefferson, WI; Lafayette, WI; Marquette, WI; Ozaukee, WI; Rock, WI; Sauk, WI; Sheboygan, WI; Walworth, WI; Washington, WI; Waukesha, WI
Forcast Office: 
NWS Milwaukee/Sullivan WI
Sender: 
w-nws.webmaster@noaa.gov