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.

Mostly Cloudy

55°F

13°C

Humidity 80%
Wind Speed N 12 G 22 mph
Barometer 30.05 in (1016.3 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 1 May 10:51 pm CDT
Extended Forecast for

San Antonio International Airport TX

  • Tonight

    Tonight: Partly cloudy, with a low around 51. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 73. North wind around 10 mph, with gusts as high as 20 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. East northeast wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58. South southeast wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 85 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 68. South wind around 10 mph.

    Low: 68 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 90. South wind 5 to 10 mph.

    High: 90 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 72. South southeast wind 5 to 10 mph.

    Low: 72 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 51. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 73. North wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 51. East northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 58. South southeast wind around 5 mph.
Monday
Partly sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 68. South wind around 10 mph.
Tuesday
Mostly cloudy, with a high near 90. South wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 72. South southeast wind 5 to 10 mph.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 90.
Wednesday Night
Mostly cloudy, with a low around 66.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio International Airport TX
 29.53°N 98.45°W (Elev. 771 ft)
Last Update:
9:44 pm CDT May 1, 2026
Forecast Valid:
11pm CDT May 1, 2026-6pm CDT May 8, 2026
 
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Additional Resources

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Chance of Precipitation