National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Mostly Cloudy with Haze

86°F

30°C

Humidity 53%
Wind Speed S 13 mph
Barometer 29.84 in (1009.4 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 17 Apr 1:53 pm CDT
Extended Forecast for

3 Miles S San Antonio TX

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 91. South southeast wind around 15 mph, with gusts as high as 25 mph.

    High: 91 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 68. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Cloudy, with a temperature rising to near 74 by 10am, then falling to around 64 during the remainder of the day. East southeast wind 5 to 10 mph becoming north northeast 10 to 15 mph in the morning. Winds could gust as high as 30 mph.

    High: 74 °F⇓

    Cloudy then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 4am, then a chance of showers. Cloudy, with a low around 56. North northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly cloudy, with a high near 72. Northeast wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 72 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 58. East wind 5 to 10 mph.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 66. East northeast wind around 5 mph. Chance of precipitation is 60%.

    High: 66 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Cloudy, with a low around 60. East wind around 5 mph.

    Low: 60 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 74. East wind 5 to 10 mph.

    High: 74 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Partly sunny, with a high near 91. South southeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 68. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Cloudy, with a temperature rising to near 74 by 10am, then falling to around 64 during the remainder of the day. East southeast wind 5 to 10 mph becoming north northeast 10 to 15 mph in the morning. Winds could gust as high as 30 mph.
Saturday Night
Showers and thunderstorms likely before 4am, then a chance of showers. Cloudy, with a low around 56. North northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.
Sunday
Mostly cloudy, with a high near 72. Northeast wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 58. East wind 5 to 10 mph.
Monday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 66. East northeast wind around 5 mph. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers and thunderstorms. Cloudy, with a low around 60. East wind around 5 mph.
Tuesday
A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 74. East wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 66.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
Wednesday Night
Mostly cloudy, with a low around 68.
Thursday
Mostly cloudy, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S San Antonio TX
 29.41°N 98.5°W (Elev. 630 ft)
Last Update:
1:30 pm CDT Apr 17, 2026
Forecast Valid:
2pm CDT Apr 17, 2026-6pm CDT Apr 23, 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