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.

A Few Clouds

70°F

21°C

Humidity 28%
Wind Speed N 8 G 21 mph
Barometer 30.25 in (1023.1 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 6 Apr 1:51 pm CDT
Extended Forecast for

San Antonio TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Northeast wind around 10 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 51. East northeast wind around 5 mph.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. North northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. East wind around 5 mph.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 78. Southeast wind around 5 mph.

    High: 78 °F

    Partly Sunny

  • Wednesday Night

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

    Low: 64 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Southeast wind 5 to 10 mph.

    High: 83 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind 5 to 10 mph.

    Low: 66 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. East southeast wind 5 to 10 mph.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Northeast wind around 10 mph.
Tonight
Partly cloudy, with a low around 51. East northeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 76. North northeast wind around 5 mph becoming east southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 57. East wind around 5 mph.
Wednesday
Partly sunny, with a high near 78. Southeast wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 64. Southeast wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Southeast wind 5 to 10 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind 5 to 10 mph.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. East southeast wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 68.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Sunday
A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.44°N 98.5°W (Elev. 650 ft)
Last Update:
1:44 pm CDT Apr 6, 2026
Forecast Valid:
2pm CDT Apr 6, 2026-6pm CDT Apr 12, 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