National Weather Service United States Department of Commerce

Dangerous Heat Continues in the Central and Southern U.S.; Severe Weather and Heavy Rain in the Northern Plains

Dangerous, prolonged heat is expected across portions of the Central and Southeast U.S. through July. Scattered severe thunderstorms are expected over parts of the northern Plains into the upper Mississippi Valley today, with damaging winds and large hail as the primary threats. Heavy rainfall could lead to areas of flooding across the northern Plains, Upper Midwest, Southeast and Southwest. Read More >

Overview

A powerful upper level storm system slowly moved across the plains, leading to several rounds of severe thunderstorms and very heavy rain across the Tri-State area (Figure 1 and 2). This systems slow movement allowed for multiple rounds of thunderstorms leading to numerous locations receiving several inches of rain, resulting in widespread flooding (Figure 3).  Numerous severe thunderstorms occurred each day, with very large hail and damaging winds prevailing on May 10th and numerous tornadoes on May 11th (Figure 4 and 5).

 

6 AM MDT May 10 2022 500mb Heights/Winds   6 AM MDT May 11 2022 500mb Heights/Winds
Radar estimates. refer to local observations for exact amounts.
Estimated Rainfall from Radar May 10th Storm Reports
May 11th Storm Reports

 

Downloadable KMZ File for all tornado and wind data for this event here!

 

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