⚠️ Heat Advisory – Houston; Trinity; Madison; Walker; San Jacinto; Polk; Burleson; Brazos; Washington; Grimes; Montgomery; Northern Liberty; Colorado; Austin; Waller; Inland Harris; Chambers; Wharton; Fort Bend; Inland Jackson; Inland Matagorda; Inland Brazoria; Inland Galveston; Southern Liberty; Coastal Harris; Coastal Jackson; Coastal Matagorda; Coastal Brazoria; Coastal Galveston; Matagorda Islands; Brazoria Islands; Galveston Island; Bolivar Peninsula – Wednesday, August 26, 2026

Heat Advisory issued August 26 at 2:23AM CDT until August 26 at 7:00PM CDT by NWS Houston/Galveston TX

Details

* WHAT…Heat index values 107 to 112.

* WHERE…Portions of south central and southeast Texas.

* WHEN…Until 7 PM CDT this evening.

* IMPACTS…Hot temperatures and high humidity may cause heat
illnesses.

* ADDITIONAL DETAILS…Hotter conditions are expected on Wednesday
with afternoon temperatures generally in the triple digits and peak
heat indices in the 107 to 112 F range.

Instructions

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.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.