National Weather Service United States Department of Commerce

Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

The next round of potentially severe thunderstorms may initiate as early as this afternoon across portions of the western Dakotas before making their way southeast through the northern plains this evening into the overnight. A Slight Risk (level 2 of 5) for severe weather is in place across portions of southwest, central and south central South Dakota for this afternoon into the early overnight hours. The primary threats include damaging thunderstorm wind gusts 60 to 70 mph and excessive heavy rainfall.