⚠️ Heat Advisory – Houston; Trinity; Madison; Walker; San Jacinto; Polk; Burleson; Brazos; Washington; Grimes; Montgomery; Northern Liberty; Colorado; Austin; Waller; Inland Harris; Wharton; Fort Bend; Inland Jackson; Inland Matagorda; Inland Brazoria; Coastal Jackson – Saturday, September 12, 2026

Heat Advisory issued September 12 at 11:20PM CDT until September 13 at 6:00PM CDT by NWS Houston/Galveston TX

Details

* WHAT…Heat index values up to 109 expected.

* WHERE…Portions of south central and southeast Texas.

* WHEN…From 11 AM to 6 PM CDT Sunday.

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

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.

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