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

56°F

13°C

Humidity 57%
Wind Speed Calm
Barometer 30.12 in (1018.6 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 7 Apr 3:51 am CDT
Extended Forecast for

San Antonio TX

  • Today

    Today: Mostly sunny, with a high near 77. North northeast wind around 5 mph becoming east southeast in the morning.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. East wind 5 to 10 mph.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 77. Northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 77 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 64. Southeast wind around 5 mph.

    Low: 64 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. Southeast wind 5 to 10 mph.

    High: 80 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Southeast wind 5 to 10 mph.

    Low: 65 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Southeast wind 5 to 10 mph.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 80. East southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 77. North northeast wind around 5 mph becoming east southeast in the morning.
Tonight
Partly cloudy, with a low around 56. East wind 5 to 10 mph.
Wednesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 77. Northeast wind around 5 mph becoming east southeast in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 64. Southeast wind around 5 mph.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. Southeast wind 5 to 10 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Southeast wind 5 to 10 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Southeast wind 5 to 10 mph.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 80. East southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Sunday
A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 80.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Monday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
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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:
2:48 am CDT Apr 7, 2026
Forecast Valid:
4am CDT Apr 7, 2026-6pm CDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation