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.

Fair

101°F

38°C

Humidity 28%
Wind Speed SW 5 mph
Barometer 30.01 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 22 Aug 2:55 pm CDT
Extended Forecast for

3 Miles SW Hempstead TX

Heat Advisory August 22, 03:02pm until August 23, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 22, 03:02pm until August 23, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 102 °F

    Hot

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 77. Southwest wind 5 to 10 mph.

    Low: 77 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny and hot, with a high near 103. Heat index values as high as 106. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 103 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny and hot, with a high near 101. Southwest wind 5 to 10 mph.

    High: 101 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 102.

    High: 102 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 102. Heat index values as high as 107. South wind around 5 mph.
Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 77. Southwest wind 5 to 10 mph.
Sunday
Patchy fog before 8am. Otherwise, sunny and hot, with a high near 103. Heat index values as high as 106. Light southwest wind becoming south 5 to 10 mph in the morning.
Sunday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 76. South wind 5 to 10 mph.
Monday
Patchy fog before 8am. Otherwise, sunny and hot, with a high near 101. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Mostly sunny and hot, with a high near 102.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny and hot, with a high near 103.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 102.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 77.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 99.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Hempstead TX
 30.06°N 96.1°W (Elev. 203 ft)
Last Update:
1:21 pm CDT Aug 22, 2026
Forecast Valid:
3pm CDT Aug 22, 2026-6pm CDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation