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

77°F

25°C

Humidity 50%
Wind Speed Vrbl 6 mph
Barometer 30.16 in (1019.8 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 23 Oct 11:51 am CDT
Extended Forecast for

3 Miles E San Antonio International Airport TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. Southeast wind 5 to 10 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. Southeast wind 5 to 10 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64. East southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 83. East southeast wind around 10 mph.

    High: 83 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 60. East southeast wind 5 to 10 mph.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 81. East southeast wind around 5 mph.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 63. East wind around 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers. Mostly cloudy, with a high near 79. East wind around 5 mph.

    High: 79 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 86. Southeast wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 62. Southeast wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 86. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 64. East southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 83. East southeast wind around 10 mph.
Sunday Night
Mostly cloudy, with a low around 60. East southeast wind 5 to 10 mph.
Monday
Partly sunny, with a high near 81. East southeast wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 63. East wind around 5 mph.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 79. East wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E San Antonio International Airport TX
 29.53°N 98.43°W (Elev. 741 ft)
Last Update:
11:32 am CDT Oct 23, 2026
Forecast Valid:
12pm CDT Oct 23, 2026-6pm CDT Oct 29, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation