National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Partly Cloudy

86°F

30°C

Humidity 48%
Wind Speed SE 7 G 20 mph
Barometer 29.98 in (1013.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 15 Oct 1:51 pm CDT
Extended Forecast for

San Antonio TX

Wind Advisory October 16, 04:00am until October 16, 07:00pm
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 89. Southeast wind 5 to 10 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 4am. Increasing clouds, with a low around 67. East southeast wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 67 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers before 7am. Partly sunny, with a high near 70. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 40 mph.

    High: 70 °F

    Breezy.
    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. North wind 15 to 20 mph, with gusts as high as 40 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69. North northeast wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. Northeast wind 5 to 10 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. North northeast wind 5 to 10 mph becoming east in the afternoon.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. Calm wind becoming northeast around 5 mph after midnight.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 78. Northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 89. Southeast wind 5 to 10 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 4am. Increasing clouds, with a low around 67. East southeast wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.
Friday
A 30 percent chance of showers before 7am. Partly sunny, with a high near 70. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 40 mph.
Friday Night
Partly cloudy, with a low around 52. North wind 15 to 20 mph, with gusts as high as 40 mph.
Saturday
Mostly sunny, with a high near 69. North northeast wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 49. Northeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 73. North northeast wind 5 to 10 mph becoming east in the afternoon.
Sunday Night
Mostly clear, with a low around 55. Calm wind becoming northeast around 5 mph after midnight.
Monday
Mostly sunny, with a high near 78. Northeast wind around 5 mph becoming east southeast in the afternoon.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.46°N 98.5°W (Elev. 741 ft)
Last Update:
1:44 pm CDT Oct 15, 2026
Forecast Valid:
2pm CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation