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

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Mostly Cloudy

79°F

26°C

Humidity 90%
Wind Speed S 6 mph
Barometer 29.93 in (1012.3 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 13 Oct 6:53 am CDT
Extended Forecast for

4 Miles SSW Kirby TX

  • Today

    Today: Partly sunny, with a high near 94. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 77. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 77 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 92. Heat index values as high as 101. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 92 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 72. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 10%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 90. Southeast wind 5 to 10 mph.

    High: 90 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68. Light and variable wind becoming north northeast 10 to 15 mph after midnight.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 81. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 81 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.

    Low: 59 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 77. North northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 94. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Increasing clouds, with a low around 77. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 92. Heat index values as high as 101. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 72. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 10%.
Thursday
Mostly sunny, with a high near 90. Southeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 68. Light and variable wind becoming north northeast 10 to 15 mph after midnight.
Friday
Mostly sunny, with a high near 81. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 35 mph.
Friday Night
Partly cloudy, with a low around 59. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.
Saturday
Mostly sunny, with a high near 77. North northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 62.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Kirby TX
 29.42°N 98.4°W (Elev. 650 ft)
Last Update:
6:42 am CDT Oct 13, 2026
Forecast Valid:
7am CDT Oct 13, 2026-6pm CDT Oct 19, 2026
 
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Additional Resources

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Chance of Precipitation