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 78%
Wind Speed W 6 mph
Barometer 30.06 in (1016.6 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 12 Nov 9:51 pm CST
Extended Forecast for

San Antonio TX

  • Tonight

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

    Low: 53 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 76. Northwest wind around 5 mph becoming calm.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54. South southeast wind around 5 mph becoming east northeast after midnight.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after noon. Mostly cloudy, with a high near 70. Northeast wind 5 to 15 mph becoming east southeast in the afternoon. Winds could gust as high as 25 mph.

    High: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, with thunderstorms also possible after 3am. Cloudy, with a low around 59. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm before noon, then a chance of showers. High near 70. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 70 °F

    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 55. North northeast wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 55 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 60. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 53. Calm wind becoming west northwest around 5 mph after midnight.
Friday
Sunny, with a high near 76. Northwest wind around 5 mph becoming calm.
Friday Night
Partly cloudy, with a low around 54. South southeast wind around 5 mph becoming east northeast after midnight.
Saturday
A 30 percent chance of showers after noon. Mostly cloudy, with a high near 70. Northeast wind 5 to 15 mph becoming east southeast in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Showers likely, with thunderstorms also possible after 3am. Cloudy, with a low around 59. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Sunday
Showers and possibly a thunderstorm before noon, then a chance of showers. High near 70. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 55. North northeast wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Monday
Partly sunny, with a high near 60. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 52. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 64.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 60.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.44°N 98.48°W (Elev. 663 ft)
Last Update:
10:32 pm CST Nov 12, 2026
Forecast Valid:
10pm CST Nov 12, 2026-6pm CST Nov 19, 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