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.

Mostly Cloudy

71°F

22°C

Humidity 90%
Wind Speed E 8 mph
Barometer 30.00 in (1016.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 20 May 10:53 am CDT
Extended Forecast for

Katy TX

  • Today

    Today: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. East wind around 5 mph.

    High: 84 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 73. East wind around 5 mph.

    Low: 73 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms, mainly after 1pm. High near 82. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Chance
    T-storms then
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms, mainly after 1pm. High near 86. South wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 86 °F

    Chance
    T-storms then
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 90%.

    High: 84 °F

    Showers
    Likely then
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 73. Chance of precipitation is 90%.

    Low: 73 °F

    Heavy Rain

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%.

    High: 82 °F

    Showers

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. East wind around 5 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 73. East wind around 5 mph.
Thursday
Showers and thunderstorms, mainly after 1pm. High near 82. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 5 mph.
Friday
Showers and thunderstorms, mainly after 1pm. High near 86. South wind 5 to 10 mph. Chance of precipitation is 80%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.
Saturday
Showers and possibly a thunderstorm. High near 84. Chance of precipitation is 90%.
Saturday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 73. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Memorial Day
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 85. Chance of precipitation is 60%.
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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:
7:20 am CDT May 20, 2026
Forecast Valid:
11am CDT May 20, 2026-6pm CDT May 26, 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