Damaging winds up to 80 mph possible Additional severe weather likely tonight and Thursday Quieter, cooler conditions arrive Friday into next week MADISON, Wis. (WMTV) - Southern Wisconsin faces a significant severe weather threat this afternoon as thunderstorms move into the area. Today is a First Alert Day and a Severe Thunderstorm Watch remains in effect until 7 p.m. for all of southern Wisconsin, and at the time of this article, multiple Severe Thunderstorm Warnings are now in place.