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

70°F

21°C

Humidity 68%
Wind Speed SE 16 G 21 mph
Barometer 30.08 in (1016.9 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 1 Mar 8:51 am CST
Extended Forecast for

San Antonio TX

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 84. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 84 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 63. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 84. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Increasing clouds, with a low around 64. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 86. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before noon. Partly sunny, with a high near 86. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 86 °F

    Slight Chance
    T-storms then
    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 84. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 63. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 84. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Increasing clouds, with a low around 64. Southeast wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 86. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday
A 20 percent chance of showers and thunderstorms before noon. Partly sunny, with a high near 86. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 68.
Friday
A 30 percent chance of showers. Mostly cloudy, with a high near 86.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 66.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
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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:
6:44 am CST Mar 1, 2026
Forecast Valid:
9am CST Mar 1, 2026-6pm CST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation