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

Houston, Hooks Memorial Airport (KDWH)

Lat: 30.07°NLon: 95.56°WElev: 151ft.

Fog/Mist

76°F

24°C

Humidity 97%
Wind Speed Calm
Barometer 30.00 in (1015.6 mb)
Dewpoint 75°F (24°C)
Visibility 6.00 mi
Heat Index75°F (24°C)
Last update 8 Sep 5:53 am CDT
Extended Forecast for

Tomball TX

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 96. Heat index values as high as 107. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming east around 5 mph in the afternoon.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.

    Low: 76 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 96. Heat index values as high as 107. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph.
Thursday Night
Partly cloudy, with a low around 76.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 76.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Sunday Night
Partly cloudy, with a low around 76.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Tomball TX
 30.09°N 95.6°W (Elev. 171 ft)
Last Update:
5:21 am CDT Sep 8, 2026
Forecast Valid:
6am CDT Sep 8, 2026-6pm CDT Sep 14, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation