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.

A Few Clouds

81°F

27°C

Humidity 35%
Wind Speed Calm
Barometer 30.08 in (1017.1 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 23 Mar 2:51 pm CDT
Extended Forecast for

3 Miles E San Antonio International Airport TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 87. East southeast wind around 5 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 60. East southeast wind around 5 mph becoming calm after midnight.

    Low: 60 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 87. Light south southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 87 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 64. South southeast wind 5 to 10 mph.

    Low: 64 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 90 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 91. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 91 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 90. South wind 5 to 10 mph becoming east southeast in the afternoon.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 87. East southeast wind around 5 mph.
Tonight
Increasing clouds, with a low around 60. East southeast wind around 5 mph becoming calm after midnight.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 87. Light south southwest wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 64. South southeast wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 90. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 64. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 91. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 63. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 90. South wind 5 to 10 mph becoming east southeast in the afternoon.
Friday Night
Mostly clear, with a low around 58.
Saturday
Partly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 84.
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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:
2:44 pm CDT Mar 23, 2026
Forecast Valid:
3pm CDT Mar 23, 2026-6pm CDT Mar 29, 2026
 
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