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.

Fair

67°F

19°C

Humidity 73%
Wind Speed S 6 mph
Barometer 30.04 in (1015.4 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 21 Mar 1:51 am CDT
Extended Forecast for

3 Miles E San Antonio International Airport TX

  • Overnight

    Overnight: Mostly clear, with a low around 58. South southwest wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93. South wind 5 to 10 mph.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 94. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. South southeast wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. South wind 5 to 10 mph.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. South southeast wind 5 to 10 mph.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 58. South southwest wind around 5 mph.
Saturday
Sunny, with a high near 93. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 60. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 94. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 58. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 88. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 62. South southeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 89. South wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 63. South southeast wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Mostly sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 62.
Friday
Mostly sunny, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E San Antonio International Airport TX
 29.53°N 98.43°W (Elev. 741 ft)
Last Update:
1:46 am CDT Mar 21, 2026
Forecast Valid:
2am CDT Mar 21, 2026-6pm CDT Mar 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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