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

Houston, Sugar Land Municipal / Hull Field Airport (KSGR)

Lat: 29.62°NLon: 95.66°WElev: 82ft.

Fair

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 29.85 in (1010.9 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 26 May 4:53 am CDT
Extended Forecast for

Katy TX

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 4pm. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 90. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 90 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 74. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 74 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. High near 82. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 82 °F

    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Calm wind becoming southeast around 5 mph.

    High: 88 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 91.

    High: 91 °F

    Partly Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 90. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 74. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. High near 82. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Calm wind becoming southeast around 5 mph.
Thursday Night
Partly cloudy, with a low around 73.
Friday
Mostly sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 74.
Saturday
Partly sunny, with a high near 91.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Katy TX
 29.79°N 95.81°W (Elev. 138 ft)
Last Update:
1:21 am CDT May 26, 2026
Forecast Valid:
5am CDT May 26, 2026-6pm CDT Jun 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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