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

75°F

24°C

Humidity 94%
Wind Speed Calm
Barometer 29.86 in (1011.3 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 20 Jun 8:53 pm CDT
Extended Forecast for

Katy TX

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 1am and 3am. Mostly cloudy, with a low around 78. Southeast wind around 5 mph.

    Low: 78 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before noon. Partly sunny, with a high near 92. Heat index values as high as 105. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 79. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 79 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 106. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Increasing clouds, with a low around 79. South wind 5 to 10 mph.

    Low: 79 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly between 1am and 3am. Mostly cloudy, with a low around 78. Southeast wind around 5 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before noon. Partly sunny, with a high near 92. Heat index values as high as 105. South wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Increasing clouds, with a low around 79. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 106. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Increasing clouds, with a low around 79. South wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Mostly sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 76.
Friday
Mostly sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 77.
Saturday
Mostly sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Katy TX
 29.79°N 95.84°W (Elev. 138 ft)
Last Update:
7:21 pm CDT Jun 20, 2026
Forecast Valid:
9pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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