⚠️ 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 – Sunday, September 13, 2026

Heat Advisory issued September 13 at 12:14PM CDT until September 14 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…For the Heat Advisory today, until 6 PM CDT this evening.
For the Heat Advisory Monday, from 11 AM to 6 PM CDT Monday.

* 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.