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An active pattern of showers and thunderstorms will continue over the next few days from the High Plains to the Mid-Atlantic and down into the Southeast.
BONNIE STRENGTHENS INTO MAJOR HURRICANE OFF OF MEXICO
The threat of severe storms across the country
(Credit: Fox News)
Hail, damaging winds and isolated tornadoes with heavy rain could lead to flash flooding in some spots.
![The national rain forecast](https://a57.foxnews.com/static.foxnews.com/foxnews.com/content/uploads/2022/07/640/320/RAIN.jpg?ve=1&tl=1)
The national rain forecast
(Credit: Fox News)
Meanwhile, extreme heat continues to be the big story from the central and southern Plains through the Mid-Atlantic and Southeast.
![The Wednesday heat index in the Plains](https://a57.foxnews.com/static.foxnews.com/foxnews.com/content/uploads/2022/07/640/320/HEAT-1.jpg?ve=1&tl=1)
The Wednesday heat index in the Plains
(Credit: Fox News)
Temperatures will be in the high 90s and exceed 100 degrees, with oppressive humidity making it dangerous to be outside for long periods of time.
![Heat alerts through Friday across the southern U.S.](https://a57.foxnews.com/static.foxnews.com/foxnews.com/content/uploads/2022/07/640/320/HEAT-ALERTS-2.jpg?ve=1&tl=1)
Heat alerts through Friday across the southern U.S.
(Credit: Fox News)
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Be sure to check on those who are vulnerable in these types of conditions.