Extreme Heat in the Central US Expands to the East; Heavy Rains from the Southern Plains to the Great Lakes

Dangerous, long-lasting heat remains across the Mid-South to Mid-Mississippi Valley, while heat expands into the Northeast for a brief period on Friday. Strong to isolated severe thunderstorms and heavy rain pose a flash flooding threat from from the southern High Plains east to the Great Lakes. Tropical Depression 12W brings heavy rain to Guam & the Marianas through Saturday. Read More >

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Last Map Update: Thu, Jul 24, 2025 at 10:42:35 am CDT

Watches, Warnings & Advisories

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National Weather Service Austin/San Antonio, TX

National Weather Service Houston/Galveston, TX

National Weather Service Lake Charles, LA

Heat Advisory

Hazardous Weather Outlook

Heat Advisory Today

Heat Continues Friday - Slightly Cooler Saturday

Heat Safety Reminders

Heat Impacts

A Heat Advisory is in effect through 9 pm this evening. Expect heat index values up to 107 with temperatures of 97 to 102 degrees. To beat the heat, drink plenty of water, limit time outside to the cooler part of the day, and know and recognize the symptoms of heat illness.

The heat will continue on Friday with highs near 100° areawide but an approaching weak tropical system will help spread some clouds and moisture into southeast TX late in the day. This system will lead to some scattered showers and storms in the Brazos Valley by Saturday along with slightly cooler tempertures.

Here are some friendly reminders on how to protect yourself from the heat! Wear lightweight, loose-fitting, and light-colored clothing to reflect heat and sunlight. If you will be spending time outdoors, hats are also a good idea to protect your face and scalp from harmful UV rays. Don't forget the sunscreen.

Everyone is at risk from the dangers of the heat, but these groups are more vulnerable than most. Ensure that your loved ones and neighbors are safe from the heat and remain Weather-Ready.