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

73°F

23°C

Humidity 66%
Wind Speed E 5 mph
Barometer 30.13 in (1018.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 26 Oct 8:51 pm CDT
Extended Forecast for

San Antonio TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 66. East southeast wind around 5 mph.

    Low: 66 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. East wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 84. Southeast wind around 5 mph.

    High: 84 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 68. East southeast wind around 5 mph.

    Low: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78. East wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 78 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. East wind 5 to 10 mph.

    Low: 66 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 66. East wind around 5 mph.

    Low: 66 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 66. East southeast wind around 5 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. East wind 5 to 10 mph. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 84. Southeast wind around 5 mph.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 68. East southeast wind around 5 mph.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78. East wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. East wind 5 to 10 mph.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 66. East wind around 5 mph.
Saturday
Partly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Partly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Partly sunny, with a high near 85.
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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:
6:44 pm CDT Oct 26, 2026
Forecast Valid:
9pm CDT Oct 26, 2026-6pm CST Nov 2, 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