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.

Heavy Rain Fog/Mist

65°F

18°C

Humidity 93%
Wind Speed E 6 mph
Barometer 30.06 in (1016.6 mb)
Dewpoint 63°F (17°C)
Visibility 2.00 mi
Last update 30 Oct 9:51 am CDT
Extended Forecast for

San Antonio TX

  • Today

    Today: Showers. High near 69. East wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Showers

  • Tonight

    Tonight: A 40 percent chance of showers. Cloudy, with a low around 64. East northeast wind 5 to 10 mph.

    Low: 64 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 80. East northeast wind around 5 mph becoming calm in the afternoon.

    High: 80 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. East northeast wind around 5 mph.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 83. East southeast wind around 5 mph.

    High: 83 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 69. Southeast wind around 5 mph.

    Low: 69 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 84. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 69. South southeast wind around 5 mph. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Partly sunny, with a high near 80. Southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

Today
Showers. High near 69. East wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A 40 percent chance of showers. Cloudy, with a low around 64. East northeast wind 5 to 10 mph.
Saturday
A 20 percent chance of showers before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 80. East northeast wind around 5 mph becoming calm in the afternoon.
Saturday Night
Partly cloudy, with a low around 68. East northeast wind around 5 mph.
Sunday
Mostly cloudy, with a high near 83. East southeast wind around 5 mph.
Sunday Night
Mostly cloudy, with a low around 69. Southeast wind around 5 mph.
Monday
Partly sunny, with a high near 84. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 69. South southeast wind around 5 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Partly sunny, with a high near 80. Southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 79.
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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:
6:42 am CDT Oct 30, 2026
Forecast Valid:
10am CDT Oct 30, 2026-6pm CST Nov 5, 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