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.

Partly Cloudy

86°F

30°C

Humidity 23%
Wind Speed E 8 mph
Barometer 30.09 in (1017.4 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 22 Oct 4:51 pm CDT
Extended Forecast for

San Antonio TX

  • Tonight

    Tonight: Mostly clear, with a low around 60. East wind around 5 mph becoming calm after midnight.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Southeast wind 5 to 10 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 85. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 85 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 65. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 82. East southeast wind around 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 61. East wind 5 to 10 mph.

    Low: 61 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 81. East southeast wind around 5 mph.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 64. East southeast wind around 5 mph.

    Low: 64 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 60. East wind around 5 mph becoming calm after midnight.
Friday
Sunny, with a high near 85. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 63. Southeast wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 85. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 65. Southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 82. East southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 61. East wind 5 to 10 mph.
Monday
Partly sunny, with a high near 81. East southeast wind around 5 mph.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 64. East southeast wind around 5 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.46°N 98.5°W (Elev. 741 ft)
Last Update:
4:46 pm CDT Oct 22, 2026
Forecast Valid:
5pm CDT Oct 22, 2026-6pm CDT Oct 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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