National Weather Service United States Department of Commerce

Severe Weather Across the Northern Tier of the Country; Heat Builds Across the Center of the Nation

A frontal boundary will focus the threat for showers and thunderstorms, some severe, across the northern tier of the country through Tuesday. Meanwhile, dangerous heat will expand across the center of the nation through at least the middle of the week. Elevated to critical fire weather conditions will persist across the Great Basin, portions of the Plains and interior Alaska. Read More >


     During the morning hours of June 11, 2017, a line of severe thunderstorms trekked eastward out of South Dakota, across Southern and Central Minnesota, and through Northern Wisconsin into the Upper Peninsula of Michigan. The system produced widespread wind gusts, large hail, and a tornado. Radar output encompassing the period from initial storm development around 1 AM CDT through 3 PM CDT is shown below.


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