Texas Moderate Heat Advisory | Effective 07/22/2026 20:33

Headline: 
Heat Advisory issued July 22 at 10:33PM CDT until July 23 at 7:00PM CDT by NWS Brownsville TX
Event: 
Heat Advisory
Urgency: 
Expected
Effective: 
July 22, 2026 - 8:33pm
Expires: 
July 23, 2026 - 4:45am
Description: 
* WHAT...Heat index values of 111 to 113 expected. * WHERE...Starr and Zapata Counties. * WHEN...From 1 PM to 7 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Area Description: 
Zapata; Starr
Forcast Office: 
NWS Brownsville TX