The number of traffic deaths has risen to three from Sunday's snowfall in southeastern Wisconsin.
Police say a 63-year-old Franklin man died from injuries suffered in a massive pileup on Highway 41/45.
Menomonee Falls police say another person involved in the crash suffered life-threatening injuries.
Sunday's crashes shut down the highway for about nine hours.
A woman was killed in a rollover crash on northbound Interstate 43 at Highway 100 in Milwaukee County, and a man was killed in a multiple-vehicle crash that closed eastbound/southbound I-94 in Racine County for about seven hours.
The Milwaukee Journal Sentinel reports motorists were urged to approach the Monday morning commute with caution.
The National Weather Service forecasts snow for northern Wisconsin Monday night.