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.

Overcast

81°F

27°C

Humidity 82%
Wind Speed Vrbl 5 mph
Barometer 29.92 in (1012.9 mb)
Dewpoint 75°F (24°C)
Visibility 7.00 mi
Heat Index87°F (31°C)
Last update 17 May 10:53 pm CDT
Extended Forecast for

Tomball TX

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 3am. Cloudy, with a low around 78. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 78 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 89. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 77. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 89. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 75. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 75 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 10am, then showers and thunderstorms likely between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall. High near 85. Chance of precipitation is 80%.

    High: 85 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall. High near 84. Chance of precipitation is 80%.

    High: 84 °F

    Chance
    T-storms then
    Heavy Rain

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 3am. Cloudy, with a low around 78. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 89. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 77. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 89. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 75. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.
Wednesday
Showers likely and possibly a thunderstorm before 10am, then showers and thunderstorms likely between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall. High near 85. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall. High near 84. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 81. Chance of precipitation is 90%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Tomball TX
 30.09°N 95.63°W (Elev. 177 ft)
Last Update:
11:06 pm CDT May 17, 2026
Forecast Valid:
11pm CDT May 17, 2026-6pm CDT May 24, 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