National Weather Service Forecast for: Houston TX
Issued by: National Weather Service Houston, TX
Updated: 11:22 am CDT Jul 28, 2026
 
This
Afternoon
This Afternoon: Sunny and hot, with a high near 98. Heat index values as high as 107. South wind 5 to 10 mph.
Hot
Tonight

Tonight: Mostly clear, with a low around 79. South wind 5 to 10 mph.
Mostly Clear
Wednesday

Wednesday: Mostly sunny and hot, with a high near 98. Heat index values as high as 106. Southwest wind around 5 mph.
Hot
Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 80. South wind 5 to 10 mph.
Partly Cloudy
Thursday

Thursday: Mostly sunny and hot, with a high near 100. Southwest wind around 5 mph.
Hot
Thursday
Night
Thursday Night: Partly cloudy, with a low around 80.
Partly Cloudy
Friday

Friday: Mostly sunny and hot, with a high near 100.
Hot
Friday
Night
Friday Night: Partly cloudy, with a low around 81.
Partly Cloudy
Saturday

Saturday: Mostly sunny and hot, with a high near 100.
Hot
Hi 98 °F Lo 79 °F Hi 98 °F Lo 80 °F Hi 100 °F Lo 80 °F Hi 100 °F Lo 81 °F Hi 100 °F

Heat Advisory
 

This Afternoon
 
Sunny and hot, with a high near 98. Heat index values as high as 107. South wind 5 to 10 mph.
Tonight
 
Mostly clear, with a low around 79. South wind 5 to 10 mph.
Wednesday
 
Mostly sunny and hot, with a high near 98. Heat index values as high as 106. Southwest wind around 5 mph.
Wednesday Night
 
Partly cloudy, with a low around 80. South wind 5 to 10 mph.
Thursday
 
Mostly sunny and hot, with a high near 100. Southwest wind around 5 mph.
Thursday Night
 
Partly cloudy, with a low around 80.
Friday
 
Mostly sunny and hot, with a high near 100.
Friday Night
 
Partly cloudy, with a low around 81.
Saturday
 
Mostly sunny and hot, with a high near 100.
Saturday Night
 
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 82.
Sunday
 
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98.
Sunday Night
 
Partly cloudy, with a low around 80.
Monday
 
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 97.

 

Forecast from NOAA-NWS for Houston TX.