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

59°F

15°C

Humidity 78%
Wind Speed NE 6 mph
Barometer 30.08 in (1017.6 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 14 Nov 8:51 am CST
Extended Forecast for

San Antonio TX

  • Today

    Today: A slight chance of showers before noon, then a chance of showers after 3pm. Partly sunny, with a high near 71. East southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 71 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers, then showers and thunderstorms after midnight. Low around 61. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    Showers then
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms before 3pm, then showers likely. High near 70. East southeast wind 5 to 10 mph becoming northwest in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 70 °F

    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 51. North northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 51 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 58. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 58 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51. North northeast wind 5 to 10 mph.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. Northeast wind 5 to 10 mph.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. East northeast wind 5 to 10 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 67. East northeast wind 5 to 10 mph.

    High: 67 °F

    Mostly Cloudy

Detailed Forecast

Today
A slight chance of showers before noon, then a chance of showers after 3pm. Partly sunny, with a high near 71. East southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tonight
A chance of showers, then showers and thunderstorms after midnight. Low around 61. East southeast wind 5 to 10 mph, with gusts as high as 20 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 thunderstorms before 3pm, then showers likely. High near 70. East southeast wind 5 to 10 mph becoming northwest in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 51. North northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
Mostly cloudy, with a high near 58. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 51. North northeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 62. Northeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 55. East northeast wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 67. East northeast wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 63.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 71.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 64.
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:
San Antonio TX
 29.44°N 98.48°W (Elev. 663 ft)
Last Update:
7:42 am CST Nov 14, 2026
Forecast Valid:
9am CST Nov 14, 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