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Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Mostly Cloudy

13°C

56°F

Humidity 97%
Wind Speed Calm
Barometer 1011.9 mb (29.93 in)
Dewpoint 13°C (55°F)
Visibility 16 km
Last update 14 Mar 5:51 am CDT
Extended Forecast for

San Antonio International Airport TX

Fire Weather Watch March 15, 12:00pm until March 16, 08:00pm
Click here for hazard details and duration
Fire Weather Watch

  • Today

    Today: Patchy fog between 8am and 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 29. South wind 5 to 10 km/h increasing to 15 to 20 km/h in the afternoon.

    High: 29 °C

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 18. South southeast wind 15 to 20 km/h, with gusts as high as 35 km/h.

    Low: 18 °C

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 33. South wind 15 to 20 km/h becoming west northwest in the afternoon. Winds could gust as high as 35 km/h.

    High: 33 °C

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 4. Breezy, with a north wind 35 to 45 km/h, with gusts as high as 75 km/h.

    Low: 4 °C

    Mostly Clear
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 14. North wind 25 to 30 km/h decreasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 50 km/h.

    High: 14 °C

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 2. Northeast wind 10 to 15 km/h becoming east southeast after midnight.

    Low: 2 °C

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 20. Southeast wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 30 km/h.

    High: 20 °C

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 8. South southeast wind 10 to 15 km/h, with gusts as high as 30 km/h.

    Low: 8 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 26. South wind 10 to 15 km/h, with gusts as high as 30 km/h.

    High: 26 °C

    Sunny

Detailed Forecast

Today
Patchy fog between 8am and 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 29. South wind 5 to 10 km/h increasing to 15 to 20 km/h in the afternoon.
Tonight
Increasing clouds, with a low around 18. South southeast wind 15 to 20 km/h, with gusts as high as 35 km/h.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 33. South wind 15 to 20 km/h becoming west northwest in the afternoon. Winds could gust as high as 35 km/h.
Sunday Night
Mostly clear, with a low around 4. Breezy, with a north wind 35 to 45 km/h, with gusts as high as 75 km/h.
Monday
Mostly sunny, with a high near 14. North wind 25 to 30 km/h decreasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 50 km/h.
Monday Night
Mostly cloudy, with a low around 2. Northeast wind 10 to 15 km/h becoming east southeast after midnight.
Tuesday
Sunny, with a high near 20. Southeast wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 30 km/h.
Tuesday Night
Mostly clear, with a low around 8. South southeast wind 10 to 15 km/h, with gusts as high as 30 km/h.
Wednesday
Sunny, with a high near 26. South wind 10 to 15 km/h, with gusts as high as 30 km/h.
Wednesday Night
Mostly clear, with a low around 12.
Thursday
Sunny, with a high near 29.
Thursday Night
Clear, with a low around 13.
Friday
Sunny, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio International Airport TX
 29.55°N 98.48°W (Elev. 797 m)
Last Update:
6:44 am CDT Mar 14, 2026
Forecast Valid:
7am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
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