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.

Fair

58°F

14°C

Humidity 93%
Wind Speed NW 8 mph
Barometer 30.08 in (1017.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 12 Nov 4:51 am CST
Extended Forecast for

San Antonio TX

  • Today

    Today: Sunny, with a high near 75. North wind 5 to 10 mph becoming light and variable in the afternoon.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 53. Calm wind becoming north northwest around 5 mph after midnight.

    Low: 53 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 76. North wind around 5 mph becoming calm in the afternoon.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers after noon. Partly sunny, with a high near 69. East northeast wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 69 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 59. East southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 70. East southeast wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56. Northeast wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 56 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 75. North wind 5 to 10 mph becoming light and variable in the afternoon.
Tonight
Clear, with a low around 53. Calm wind becoming north northwest around 5 mph after midnight.
Friday
Sunny, with a high near 76. North wind around 5 mph becoming calm in the afternoon.
Friday Night
Mostly clear, with a low around 55. Calm wind becoming east northeast around 5 mph after midnight.
Saturday
A 40 percent chance of showers after noon. Partly sunny, with a high near 69. East northeast wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 59. East southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 70. East southeast wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56. Northeast wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Monday
Partly sunny, with a high near 62. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 66.
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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:
4:32 am CST Nov 12, 2026
Forecast Valid:
5am CST Nov 12, 2026-6pm CST Nov 18, 2026
 
Forecast Discussion
 
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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