WWUS83 KMKX 211629 SPSMKX Special Weather Statement National Weather Service Milwaukee/Sullivan WI 1129 AM CDT Tue Apr 21 2026 WIZ064-065-211700- Waukesha WI-Jefferson WI- 1129 AM CDT Tue Apr 21 2026 ...A STRONG THUNDERSTORM WILL IMPACT SOUTHERN WAUKESHA AND EAST CENTRAL JEFFERSON COUNTIES THROUGH NOON CDT... At 1129 AM CDT, Doppler radar was tracking a strong thunderstorm near Ottawa, or 8 miles southwest of Wales, moving east at 50 mph. HAZARD...Wind gusts up to 40 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Waukesha, New Berlin, Muskego, Pewaukee, Mukwonago, Wales, Vernon, Ottawa, Dousman, North Prairie, Big Bend, Brookfield, Rome, Sullivan, Genesee Depot, Genesee, and Nws Milwaukee/sullivan. This includes the following highways... Interstate 94 between mile markers 301 and 303. Interstate 43 between mile markers 47 and 59. PRECAUTIONARY/PREPAREDNESS ACTIONS... If outdoors, consider seeking shelter inside a building. && LAT...LON 4291 8862 4301 8862 4303 8807 4285 8807 TIME...MOT...LOC 1629Z 272DEG 45KT 4295 8853 MAX HAIL SIZE...0.88 IN MAX WIND GUST...40 MPH $$ CMILLER