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

57°F

14°C

Humidity 81%
Wind Speed NW 6 mph
Barometer 30.00 in (1014.5 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 13 Nov 9:51 pm CST
Extended Forecast for

3 Miles E San Antonio International Airport TX

  • Tonight

    Tonight: Mostly clear, with a low around 53. Calm wind becoming east northeast around 5 mph.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 71. North northeast wind 5 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 71 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, then showers and possibly a thunderstorm after midnight. Low around 60. East southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 68. East southeast wind 5 to 10 mph becoming west northwest in the afternoon. Chance of precipitation is 90%.

    High: 68 °F

    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 53. North northeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 53 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 59. North northeast wind around 15 mph, with gusts as high as 30 mph.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51. North northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. East northeast wind 5 to 10 mph.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54. Northeast wind around 5 mph.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 53. Calm wind becoming east northeast around 5 mph.
Saturday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 71. North northeast wind 5 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A chance of showers, then showers and possibly a thunderstorm after midnight. Low around 60. East southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm. High near 68. East southeast wind 5 to 10 mph becoming west northwest in the afternoon. Chance of precipitation is 90%.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 53. North northeast wind 10 to 20 mph, with gusts as high as 30 mph.
Monday
Mostly cloudy, with a high near 59. North northeast wind around 15 mph, with gusts as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 51. North northeast wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 61. East northeast wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 54. Northeast wind around 5 mph.
Wednesday
Mostly cloudy, with a high near 66.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Thursday
A 30 percent chance of showers. Cloudy, with a high near 70.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 63.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 72.
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:
10:32 pm CST Nov 13, 2026
Forecast Valid:
10pm CST Nov 13, 2026-6pm CST Nov 20, 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