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.

Overcast

78°F

26°C

Humidity 85%
Wind Speed SE 13 G 23 mph
Barometer 29.99 in (1013.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 15 Oct 12:51 am CDT
Extended Forecast for

San Antonio TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 72. Southeast wind around 10 mph.

    Low: 72 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 90. East southeast wind 5 to 10 mph.

    High: 90 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 68. East wind around 5 mph becoming calm.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 74. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.

    High: 74 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. North wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 70. North northeast wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. North northeast wind 5 to 10 mph.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. North wind 5 to 10 mph becoming east in the afternoon.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. East wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 72. Southeast wind around 10 mph.
Thursday
Mostly sunny, with a high near 90. East southeast wind 5 to 10 mph.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 68. East wind around 5 mph becoming calm.
Friday
Partly sunny, with a high near 74. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.
Friday Night
Partly cloudy, with a low around 53. North wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday
Mostly sunny, with a high near 70. North northeast wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 53. North northeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 75. North wind 5 to 10 mph becoming east in the afternoon.
Sunday Night
Mostly clear, with a low around 57. East wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.46°N 98.5°W (Elev. 741 ft)
Last Update:
12:44 am CDT Oct 15, 2026
Forecast Valid:
1am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation