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Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Plains and Mississippi Valley

A heat wave over the Southwest will intensify late week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms and heavy rain are expected over portions of the Plains and Mississippi Valley tonight, which will shift to parts of the Upper Midwest and mid-Mississippi Valley Friday. Monsoonal showers and flooding persist in the Desert Southwest. Read More >

Overview

Storms began developing across northwestern SD on the afternoon of Tuesday, June 25. They moved southeastward and strengthened as they approached south central South Dakota. Very strong straight-line winds caused significant damage in Potato Creek in Jackson County. Even more damaged was caused as the storm moved into Bennett County, where it produced baseball sized hail. The storms then moved into Nebraska Tuesday evening.

 

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