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Extreme Heat Warning

Status

Event Continued Expired

Start Time

Thu 06/18/2026 01:00 PM EDT

End Time

Thu 06/18/2026 09:00 PM EDT

Significance

Warning

Impacts

High impact

Locations Affected

Corpus Christi, TX ∙ Laredo, TX ∙ Victoria, TX ∙ Encinal, TX ∙ Dinero, TX ∙ Loma Linda, TX ∙ Bloomington, TX ∙ Freer, TX ∙ Petronila, TX ∙ Corpus Christi Waldron Olf, TX

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Corpus Christi TX 712 PM CDT Wed Jun 17 2026 ...EXTREME HEAT WARNING REMAINS IN EFFECT FROM NOON TO 8 PM CDT THURSDAY... * WHAT...Dangerously hot conditions with heat index values up to 117 expected. * WHERE...Duval, La Salle, McMullen, and Webb Counties. * WHEN...From noon to 8 PM CDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

Technical Header

TXZ229-230-239-240-180815- /O.CON.KCRP.XH.W.0001.260618T1700Z-260619T0100Z/ La Salle-McMullen-Webb-Duval- Including the cities of Cross, Encinal, San Diego, Laredo, Bruni, Benavides, Cotulla, Tilden, Orvil, Freer, Loma Alta, and Calliham 712 PM CDT Wed Jun 17 2026