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Regional Outbreaks of Severe Weather Through Early Next Week; Early Season Heat Wave across the South

Active spring pattern across the center of our nation with several episodes of severe weather and heavy rainfall expected into next week. The potential for very large hail, long track tornadoes, severe wind gusts, frequent cloud to ground lightning strikes and flash flooding are in the outlook. Furthermore, dangerous early season heat wave continues for the Gulf Coast states into early next week. Read More >

Overview

Severe storms with tornadoes, large hail, damaging straight-line winds, heavy rain, and flash flooding moved across northeastern Wyoming and western South Dakota during the afternoon and evening of July 3, 2019. Tornadoes were reported near both Allen, South Dakota, and southwest of Dewey, South Dakota (located across the border in Wyoming). The lightning map to the right shows that there were concentrated areas of cloud-to-ground lightning flashes in both of those areas.

24-h CG lightning ending 6 am July 4th, 2019
24-hour cloud-to-ground lightning from 6 am July 4 to 6 am July 5, 2019
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