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

77°F

25°C

Humidity 35%
Wind Speed S 6 mph
Barometer 29.94 in (1012.5 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 13 Nov 2:51 pm CST
Extended Forecast for

San Antonio TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. South southeast wind around 5 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. South southeast wind around 5 mph becoming calm.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 71. North northeast wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 71 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 61. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 70. East southeast wind 5 to 10 mph becoming west northwest in the afternoon. Chance of precipitation is 90%.

    High: 70 °F

    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 54. North northeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 54 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 60. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 60 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52. North northeast wind 5 to 10 mph.

    Low: 52 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. Northeast wind 5 to 10 mph.

    High: 61 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 79. South southeast wind around 5 mph.
Tonight
Mostly clear, with a low around 54. South southeast wind around 5 mph becoming calm.
Saturday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 71. North northeast wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 61. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Sunday
Showers and possibly a thunderstorm. High near 70. East southeast wind 5 to 10 mph becoming west northwest in the afternoon. Chance of precipitation is 90%.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 54. North northeast wind 10 to 20 mph, with gusts as high as 30 mph.
Monday
Mostly cloudy, with a high near 60. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 52. North northeast wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 61. Northeast wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 56.
Wednesday
Mostly cloudy, with a high near 65.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Thursday
A 30 percent chance of showers. Mostly cloudy, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.44°N 98.5°W (Elev. 650 ft)
Last Update:
1:44 pm CST Nov 13, 2026
Forecast Valid:
3pm CST Nov 13, 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