Heat Advisory

* WHAT...Heat index values up to 108 expected.

* WHERE...Portions of south central and southeast Texas.

* WHEN...From 11 AM this morning to 8 PM CDT this evening.

* IMPACTS...Hot temperatures and high humidity will increase the risk for heat-related illnesses to occur, particularly for those working or participating in outdoor activities.

Tuesday, Jul 21, 8:00 PM CDT
Clear
87°
Feels 100°
 74%
Dewpt 78°
 wsw
4 - 7 mph
Tuesday, Jul 21
Clear conditions throughout the day.
77 101 77 - 101
Wednesday, Jul 22
Clear conditions throughout the day.
80 104 80 - 104
Thursday, Jul 23
Partly cloudy throughout the day.
84 100 84 - 100
Friday, Jul 24
Partly cloudy throughout the day.
83 97 83 - 97
Saturday, Jul 25
Partly cloudy throughout the day.
82 97 82 - 97
Sunday, Jul 26
Partly cloudy throughout the day.
81 97 81 - 97
Monday, Jul 27
Clear conditions throughout the day.
81 99 81 - 99
Tuesday, Jul 28
Partly cloudy throughout the day.
81 99 81 - 99
Wednesday, Jul 29
Clear conditions throughout the day.
79 104 79 - 104
Thursday, Jul 30
Clear conditions throughout the day.
79 103 79 - 103
Friday, Jul 31
Clear conditions throughout the day.
79 104 79 - 104
Saturday, Aug 1
Becoming cloudy in the afternoon.
80 105 80 - 105
Sunday, Aug 2
Partly cloudy throughout the day.
81 103 81 - 103
Monday, Aug 3
Partly cloudy throughout the day.
80 101 80 - 101
Tuesday, Aug 4
Clear conditions throughout the day.
80 98 80 - 98
Weather forecast for Houston, TX on Tue, 21 Jul 2026 15:46:57 GMT