Dangerous heat spreads across the South and Central U.S.

What You Need To KnowHeat index values over 110 degrees are possible across the Deep SouthThe heat dome that was confined to Texas the last few weeks has sprawled north and east, bringing dangerously hot temperatures andWhile the Lone Star State finally catches a break, Heat Advisories and Excessive Heat Warnings cover much of the Deep South, and also stretch up through the Mid-Mississippi Valley.

Going into the weekend, much of the Deep South will bear the brunt of it. Highs are expected to reach near 100 degrees, with heat index values going over 110 for some.The combination of dangerously hot temperatures and high humidity will increase the threat of heat-related illnesses, such as heat exhaustion and heat stroke.

, keep hydrated, avoid strenuous outdoor activities and stay in air-conditioned rooms or shaded areas during the peak heating hours of the day. Dressing in light, loose-fitting clothes will also help keep body core temperature regulated.Luckily, the toasty temperatures won't last for long for some. However, conditions will stay rather steamy for parts of the Southeast into next week, with highs stuck in the 90s and heat index values remaining topping 100.

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