Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Click a location below for detailed forecast.

Last Map Update: Wed, Jul 22, 2026 at 11:34:21 am CDT

Watches, Warnings & Advisories

National Weather Service Austin/San Antonio, TX

National Weather Service Houston/Galveston, TX

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National Weather Service Brownsville/Rio Grande Valley, TX

Flood Warning

Extreme Heat Warning

Tropical Storm Watch

Heat Advisory

Small Craft Advisory

Special Weather Statement

Air Quality Alert

Nueces River Flooding

Frio River Flooding

Tropical Storm Bertha

Heat Advisory Today

Today

Tonight

Beachcast

Based on the latest data from the gauge site on the Nueces River at Cotulla, a new flood warning has been issued for the Nueces River at Tilden until further notice. Cotulla is currently cresting near 28 ft with a gradual fall through the week. At Tilden, the river is forecast to rapidly rise on Saturday into major flood stage.

The latest forecast now shows the Frio River at Tilden cresting in major flood stage near 28 ft Thursday Afternoon with a gradual decrease through early next week. Continue to follow local and city official guidance on preparations for this flood event. Remember: Turn around, don't drown!

4 AM Update: Tropical Storm Bertha is slowly moving W over the north-central Gulf toward the Louisiana coastline. The latest forecast maintains intensity as a storm until it reaches inland of the Mid to Upper Texas Coast late Thursday/early Friday. Interests along the Texas coast should monitor this system closely.

A hot day is in store for most of South Texas today. Heat index values will climb as high as 110-112°F this afternoon, increasing the Heat Risk to Major (level 3 of 4). As such, a Heat Advisory has been issued for inland locations. Make sure to hydrate and take plenty of AC/shade breaks if you plan to be outdoors.

Sunny and hot today across South Texas with highs in the mid 90s along the coast and triple digits inland and heat indices 100-112°F. Southeasterly winds of 5-15 mph.

Tonight will be mostly clear with light southeasterly winds less than 10 mph. Low temperatures struggling to dip below 80 degrees.

Mostly sunny skies today with varying southerly winds around 10 mph and an extreme UV index. There is a low risk of rip currents today. Please continue to use caution if entering the waters.

*Hourly Weather Roundup ( )*
*Location*	*Sky/Weather*	*Temp*	*Dewpt*	RH	*Wind*	*Baro*	*Remarks*
Alice	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Beeville	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Corpus Christi	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Corpus Christi NAS	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Cotulla	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Kingsville NAS	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Laredo	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Port Lavaca	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Rockport	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Victoria	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Note: "N/A" or "MISG" will be displayed if values are not available. In the LOCATION column, click on links for a list of recent observations at sites of interest. In the WIND column, VRB is "variable" and G is "gust". Wind speeds are in MPH. In the BARO (pressure) column, values are in inches. In the REMARKS column, HX is "heat index", WCI is "wind chill index", and VSB is "visibility" (if shown).

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Extreme Heat and Tropical Storm Bertha Impacts

NWS Corpus Christi