Weather forecasters expect strong to severe thunderstorms Tuesday afternoon and evening, with rainy weather to follow throughout the week.

Monday is poised to be a severe weather day in Minnesota, Wisconsin and Iowa as a potent storm system collides with potentially ideal atmospheric conditions, setting the stage for storms that could produce strong tornadoes, damaging winds and very large hail.

Forecasters are warning that damaging winds, large hail, and even tornadoes could hammer the upper Midwest on Monday.