Heat Advisory extended for Southeast Texas as heat index values reach 110 degrees

Triple-digit heat continues Sunday across Southeast Texas

Southeast Texas faces dangerous triple-digit heat and rising flash drought concerns this Sunday, with similar conditions expected to persist throughout most of next week.

Heat Advisory extended for Southeast Texas as heat index values reach 110 degrees

A Heat Advisory is in effect across southeast Texas through Monday, with temperatures reaching the low 100s and heat index values up to 110.

Houston Heat Advisory Forecast For Monday, August 24

Houston faces a Heat Advisory Monday with a high near 99 and heat index up to 110. Storm chances rise later this week.

NWS Houston/Galveston: Heat Advisory for Southeast Texas – Feels Like Temps 106-110

URGENT - WEATHER MESSAGE National Weather Service Houston/Galveston TX 258 PM CDT Sun Aug 23 2026 TXZ163-164-176>179-195>200-210>214-226-227-235>238-300-313-335>338- 436>439-240400- /O.CON.KHGX.HT.Y.0008.000000T0000Z-260825T0000Z/ 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 Br…