743 WWUS73 KMKX 271406 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 906 AM CDT Mon Jul 27 2026 WIZ056-057-062-063-067>069-272215- /O.UPG.KMKX.HT.Y.0003.260727T1500Z-260728T0200Z/ /O.NEW.KMKX.XH.W.0002.260727T1406Z-260728T0200Z/ Sauk-Columbia-Iowa-Dane-Lafayette-Green-Rock- Including the cities of Lake Wisconsin, Brodhead, Baraboo, Sauk City, Janesville, Shullsburg, Darlington, Benton, Barneveld, Columbus, Madison, Mineral Point, Blanchardville, Prairie Du Sac, Monroe, Argyle, Reedsburg, Belmont, Dodgeville, Beloit, Lodi, and Portage 906 AM CDT Mon Jul 27 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING... * WHAT...Dangerously hot conditions with heat index values up to 105. * WHERE...Columbia, Dane, Green, Iowa, Lafayette, Rock, and Sauk Counties. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ WIZ051-052-059-060-065-066-071-072-272215- /O.EXA.KMKX.HT.Y.0003.260727T1500Z-260728T0200Z/ Fond du Lac-Sheboygan-Washington-Ozaukee-Waukesha-Milwaukee- Racine-Kenosha- Including the cities of Kenosha, Sheboygan Falls, Plymouth, Muskego, West Bend, New Berlin, Waukesha, Menomonee Falls, Milwaukee, Fond Du Lac, Cedarburg, Hartford, Oostburg, Grafton, Mequon, Howards Grove, Brookfield, Germantown, and Racine 906 AM CDT Mon Jul 27 2026 ...HEAT ADVISORY IN EFFECT UNTIL 9 PM CDT THIS EVENING... * WHAT...Heat index values up to 100 expected. * WHERE...Fond du Lac, Sheboygan, Kenosha, Milwaukee, Ozaukee, Racine, Washington, and Waukesha Counties. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ WIZ046-047-058-064-070-272215- /O.CON.KMKX.HT.Y.0003.260727T1500Z-260728T0200Z/ Marquette-Green Lake-Dodge-Jefferson-Walworth- Including the cities of Watertown, Lake Geneva, Whitewater, Waupun, Jefferson, Westfield, Endeavor, Beaver Dam, Delavan, Berlin, Neshkoro, Montello, Fort Atkinson, Princeton, Oxford, Mayville, Markesan, Elkhorn, and East Troy 906 AM CDT Mon Jul 27 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... * WHAT...Heat index values up to 103 expected. * WHERE...Green Lake, Marquette, Dodge, Jefferson, and Walworth Counties. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ GEHRING