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

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Mostly Cloudy

80°F

27°C

Humidity 85%
Wind Speed S 8 mph
Barometer 30.09 in (1016.9 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 20 Jun 8:51 am CDT
Extended Forecast for

Kirby TX

  • Today

    Today: A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 93. Heat index values as high as 103. South southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 93 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 74. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 74 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Heat index values as high as 101. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. South southeast wind 10 to 20 mph, with gusts as high as 25 mph.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 94. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. Southeast wind 10 to 20 mph, with gusts as high as 25 mph.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 94. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 94 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. Southeast wind 5 to 15 mph.

    High: 94 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 93. Heat index values as high as 103. South southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 74. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Heat index values as high as 101. South wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 75. South southeast wind 10 to 20 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 94. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 73. Southeast wind 10 to 20 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 94. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 74. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 94. Southeast wind 5 to 15 mph.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
Mostly sunny, with a high near 94.
Wednesday Night
Partly cloudy, with a low around 74.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kirby TX
 29.46°N 98.37°W (Elev. 728 ft)
Last Update:
8:16 am CDT Jun 20, 2025
Forecast Valid:
8am CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
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Additional Resources

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Chance of Precipitation