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

87°F

31°C

Humidity 36%
Wind Speed SE 17 G 24 mph
Barometer 30.02 in (1014.9 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 25 Mar 2:51 pm CDT
Extended Forecast for

San Antonio International Airport TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 89. South southeast wind around 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 65. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 89. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 62. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 89. South wind around 5 mph becoming east in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. North northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 81. North northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. East southeast wind 5 to 10 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Light southeast wind becoming south southeast 5 to 10 mph in the morning.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 89. South southeast wind around 10 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 65. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 89. South wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Increasing clouds, with a low around 62. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 89. South wind around 5 mph becoming east in the afternoon.
Friday Night
Mostly clear, with a low around 60. North northeast wind around 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 81. North northeast wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 57. East southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 84. Light southeast wind becoming south southeast 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 60.
Monday
Partly sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio International Airport TX
 29.55°N 98.46°W (Elev. 751 ft)
Last Update:
2:50 pm CDT Mar 25, 2026
Forecast Valid:
3pm CDT Mar 25, 2026-6pm CDT Mar 31, 2026
 
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