Current conditions at
San Antonio, San Antonio International Airport (KSAT)
Lat: 29.53°NLon: 98.46°WElev: 807ft.
Mostly Cloudy
76°F
24°C
| Humidity | 94% |
| Wind Speed | Calm |
| Barometer | 30.04 in (1015.3 mb) |
| Dewpoint | 74°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 76°F (24°C) |
| Last update | 19 Sep 7:51 am CDT |
Extended Forecast for
3 Miles E San Antonio International Airport TX
Today

High: 97 °F
Mostly Sunny
Tonight

Low: 75 °F
Mostly Clear
Sunday

High: 98 °F
Decreasing
CloudsSunday Night

Low: 76 °F
Partly Cloudy
Monday

High: 98 °F
Sunny
Monday Night

Low: 77 °F
Mostly Clear
Tuesday

High: 98 °F
Sunny
Tuesday Night

Low: 76 °F
Slight Chance
T-stormsWednesday

High: 97 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 97. Heat index values as high as 104. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 98. Heat index values as high as 102. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 76. Southeast wind around 5 mph.
Monday
Sunny, with a high near 98. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 77. East southeast wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 98. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. East southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 97. East wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 76.
Thursday
Mostly sunny, with a high near 97.
Thursday Night
Partly cloudy, with a low around 75.
Friday
Mostly sunny, with a high near 97.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles E San Antonio International Airport TX
29.53°N 98.43°W (Elev. 741 ft)
29.53°N 98.43°W (Elev. 741 ft)
6:42 am CDT Sep 19, 2026
8am CDT Sep 19, 2026-6pm CDT Sep 25, 2026


