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Intense Heat Continues Across the South

July 17, 2025 at 06:36 PM EDT
By WeatherBug Meteorologist, Rob Miller
Friday's Forecast High Temperatures

Intense heat and high humidity will persist throughout much of the Lower Mississippi Valley into the Southeast through the weekend. 

High pressure over Bermuda will shift west over the south-central U.S. and Southeast through the end of the weekend. This will pump plenty of hot, humid air into the Southern Tier. With plenty of sunshine, afternoon temperatures will climb into the middle to upper 90s. When combined with dew point values in the middle to upper 70s, it will feel more like it's in the 100s, with heat indices as high as 110 degrees possible!

One set of Heat Advisories stretch from portions of eastern Texas, northern Louisiana, northern and western Mississippi and northwestern Alabama into southeastern Missouri, southern Illinois, western Kentucky, and far southern Indiana. Extreme Heat Warnings are also in effect for a portion of western Mississippi into eastern Arkansas. 

Additional Heat Advisories have been posted for the eastern Carolinas.

If you must go outdoors, prepare by staying hydrated and keep a watchful eye for any signs of heat-related illnesses such as heat stroke and heat exhaustion. Wear the right clothing, such as loose-fitting, lightweight and breathable fabrics, and take many breaks within a cool and shaded area.

Make sure to take extra precautions for children and the elderly as they are more susceptible to heat-related illness. Never leave children or animals alone in a locked vehicle as it can become dangerous and potentially fatal. Do not forget to download the WeatherBug app to stay up to date on the latest for this dangerous western heatwave.