National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Brenham, Brenham Municipal Airport (K11R)

Lat: 30.22°NLon: 96.37°WElev: 308ft.

Mostly Cloudy

83°F

28°C

Humidity 79%
Wind Speed SW 7 mph
Barometer 30.05 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 26 Aug 9:15 am CDT
Extended Forecast for

6 Miles SSE Somerville TX

Heat Advisory August 26, 09:22am until August 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 26, 09:22am until August 26, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • Today

    High: 102 °F

    Hot

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 79. Southwest wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 100. Heat index values as high as 104. Southwest wind around 5 mph.

    High: 100 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm after midnight.

    Low: 76 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. Calm wind becoming west around 5 mph in the afternoon.

    High: 96 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 75.

    Low: 75 °F

    Clear

Detailed Forecast

Today
Sunny and hot, with a high near 102. Heat index values as high as 105. South wind around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 79. Southwest wind 5 to 10 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 100. Heat index values as high as 104. Southwest wind around 5 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm after midnight.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 96.
Saturday Night
Clear, with a low around 75.
Sunday
Sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 75.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Somerville TX
 30.26°N 96.5°W (Elev. 479 ft)
Last Update:
7:20 am CDT Aug 26, 2026
Forecast Valid:
9am CDT Aug 26, 2026-6pm CDT Sep 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation