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

82°F

28°C

Humidity 46%
Wind Speed S 15 G 21 mph
Barometer 30.07 in (1016.4 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 25 Mar 12:51 pm CDT
Extended Forecast for

San Antonio 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 66. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 90. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 64. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Increasing
    Clouds

  • Friday

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

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. North northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82. North northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. East southeast wind 5 to 10 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 86. Light east southeast wind becoming south southeast 5 to 10 mph in the morning.

    High: 86 °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 66. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 90. South wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Increasing clouds, with a low around 64. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 90. South wind around 5 mph becoming east in the afternoon.
Friday Night
Mostly clear, with a low around 62. North northeast wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 82. North northeast wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 59. East southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 86. Light east southeast wind becoming south southeast 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 62.
Monday
Partly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 65.
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 TX
 29.44°N 98.5°W (Elev. 650 ft)
Last Update:
1:24 pm CDT Mar 25, 2026
Forecast Valid:
1pm CDT Mar 25, 2026-6pm CDT Mar 31, 2026
 
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