Warmer and more humid air rolls toward southeast Wisconsin overnight. There may be a shower or thunderstorm overnight also with some strong thunderstorms in southwest Wisconsin. Low temperatures will be mild for this time of the year in the mid to upper-fifties. The warmest temperatures of he year are moving in for Tuesday with high temperatures around eighty degrees in most locations. Scattered showers and thunderstorms are possible late on Tuesday, Tuesday night and into Wednesday. Cooler air hits by Thursday and look for a cloudy, cool and wet pattern for the end of the week and weekend.