Severe Thunderstorms Tonight in the Mid-Atlantic; Tropical Storm Bertha in the Gulf

Scattered thunderstorms with severe gusts, hail and a tornado risk are possible near a cold front from the Ohio Valley to the Mid-Atlantic tonight. Tropical Storm Bertha is expected to bring tropical storm conditions to portions of the Gulf Coast from the panhandle of Florida into Louisiana through Wednesday. Read More >

Click a location below for detailed forecast.

Last Map Update: Tue, Jul 21, 2026 at 10:32:38 pm 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

Extreme Heat Warning

Heat Advisory

Air Quality Alert

Extreme Heat Warning Continues Wednesday

Dangerous Heat Continues All Week

Increased Risk of Heat Related Illness This Week

An Extreme Heat Warning is now in effect for most of North and Central Texas for heat index values up to 115 degrees. A Heat Advisory remains in effect for the far northeast and southwest parts of our forecast area for heat index values up to 108 degrees. Stay cool and take the proper steps to keep you and your loved ones safe from heat-related illnesses.

Dangerous heat is expected across the region this week, with high temperatures well into the 100s for many locations, and heat index values between 105-115 degrees. Ensure you take all necessary precautions to protect yourself from the heat. Drink plenty of water, limit time spent outdoors, and ensure you know the signs of heat related illness. A tropical system in the Gulf will bring increased moisture to the region later in the week and this weekend.

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Severe Thunderstorms Tonight in the Mid-Atlantic; Tropical Storm Bertha in the Gulf

NWS Fort Worth/Dallas