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

82°F

28°C

Humidity 65%
Wind Speed S 15 mph
Barometer 29.91 in (1013.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 15 May 5:53 pm CDT
Extended Forecast for

Katy TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 72. South wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 90. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 90 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Partly sunny, with a high near 91. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 91 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 79. Southeast wind around 15 mph, with gusts as high as 30 mph.

    Low: 79 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 91. Breezy.

    High: 91 °F

    Mostly Cloudy
    then Chance
    T-storms and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 79.

    Low: 79 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 90.

    High: 90 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.

    Low: 77 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 72. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 90. South wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 91. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 79. Southeast wind around 15 mph, with gusts as high as 30 mph.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 91. Breezy.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 79.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 90.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
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 95.81°W (Elev. 138 ft)
Last Update:
1:21 pm CDT May 15, 2026
Forecast Valid:
6pm CDT May 15, 2026-6pm CDT May 22, 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