Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34° N Lon: 98.47° W Elev: 574 ft.

Fair

85°F

29°C

Humidity 68%
Wind Speed SE 17 G 28 mph
Barometer 29.90 in (1011.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 3 Sep 10:53 pm CDT
Detailed forecast for

Wilson County

Tonight
Mostly clear with a chance of showers with a slight chance of thunderstorms this evening, then partly cloudy after midnight. Lows in the upper 70s. Southeast winds 10 to 15 mph. Chance of rain 30 percent.
Friday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.
Friday Night
Partly cloudy. A slight chance of showers after midnight. Lows in the mid 70s. Southeast winds 10 to 15 mph, diminishing to around 5 mph after midnight.
Saturday
Partly cloudy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southeast winds 5 to 10 mph. Chance of rain 30 percent. Highest heat index readings up to 105.
Saturday Night
Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. Southeast winds 5 to 10 mph.
Sunday
Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Highest heat index readings up to 105.
Sunday Night
Mostly clear. Lows in the mid 70s.
Labor Day
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Highest heat index readings up to 105.
Monday Night
Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s.
Tuesday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 30 percent. Highest heat index readings up to 105.
Tuesday Night
Partly cloudy. Lows in the mid 70s.
Wednesday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Highest heat index readings up to 105.
Wednesday Night And Thursday
Partly cloudy. Lows in the mid 70s. Highs in the mid 90s. Highest heat index readings up to 105.



Basemap Options
Click map to change the forecast location
Loading map...
634 PM CDT Thu Sep 3 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database