Current conditions at
San Antonio, Stinson Municipal Airport (KSSF)
Lat: 29.34°NLon: 98.47°WElev: 574ft.
A Few Clouds
92°F
33°C
| Humidity | 51% |
| Wind Speed | SE 17 G 29 mph |
| Barometer | 29.79 in (1007.2 mb) |
| Dewpoint | 71°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 99°F (37°C) |
| Last update | 18 May 3:53 pm CDT |
Extended Forecast for
San Antonio, Stinson Municipal Airport TX
Tonight
Low: 79 °F
Increasing
CloudsTuesday
High: 91 °F
Decreasing
CloudsTuesday Night
Low: 71 °F
Showers
LikelyWednesday
High: 85 °F
Showers
LikelyWednesday Night
Low: 72 °F
Chance
T-storms then
Showers
LikelyThursday
High: 83 °F
Showers then
T-stormsThursday Night
Low: 70 °F
Showers
LikelyFriday
High: 84 °F
Chance
T-storms then
Showers
LikelyFriday Night
Low: 71 °F
Heavy Rain
Detailed Forecast
Tonight
Increasing clouds, with a low around 79. Southeast wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 91. Heat index values as high as 101. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Showers and thunderstorms likely, mainly before 1am, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 71. Southeast wind 5 to 15 mph becoming east northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 85. East southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 72. East southeast wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 83. East wind 5 to 10 mph becoming south southeast in the afternoon. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. South southeast wind around 5 mph. Chance of precipitation is 70%.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. Southeast wind 5 to 10 mph becoming south southwest after midnight.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.
Sunday
Showers and thunderstorms likely. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Memorial Day
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Additional Forecasts and Information
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Point Forecast:
San Antonio, Stinson Municipal Airport TX
29.32°N 98.47°W (Elev. 581 ft)
29.32°N 98.47°W (Elev. 581 ft)
2:46 pm CDT May 18, 2026
4pm CDT May 18, 2026-6pm CDT May 25, 2026
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