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

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Fog/Mist

25°C

77°F

Humidity 90%
Wind Speed S 15 km/h
Barometer 1002.6 mb (29.66 in)
Dewpoint 23°C (74°F)
Visibility 10 km
Heat Index26°C (78°F)
Last update 8 May 8:51 am CDT
Extended Forecast for

San Antonio International Airport TX

  • Today

    Today: Patchy fog before 10am. Otherwise, partly sunny, with a high near 35. Heat index values as high as 39. South wind 10 to 15 km/h.

    High: 35 °C

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, increasing clouds, with a low around 23. South southwest wind 10 to 15 km/h becoming east southeast in the evening.

    Low: 23 °C

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 34. Heat index values as high as 39. East wind 10 to 15 km/h.

    High: 34 °C

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21. North northeast wind 15 to 20 km/h increasing to 20 to 25 km/h after midnight. Winds could gust as high as 40 km/h.

    Low: 21 °C

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 29. Breezy, with a northeast wind 35 to 40 km/h decreasing to 25 to 30 km/h in the afternoon. Winds could gust as high as 60 km/h.

    High: 29 °C

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19. Northeast wind around 25 km/h, with gusts as high as 40 km/h.

    Low: 19 °C

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 27. East wind 20 to 25 km/h, with gusts as high as 35 km/h.

    High: 27 °C

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 19. East southeast wind 15 to 20 km/h, with gusts as high as 30 km/h.

    Low: 19 °C

    Chance
    T-storms

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 27. East wind 15 to 20 km/h, with gusts as high as 30 km/h. Chance of precipitation is 60%.

    High: 27 °C

    Showers
    Likely

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, partly sunny, with a high near 35. Heat index values as high as 39. South wind 10 to 15 km/h.
Tonight
Patchy fog after 4am. Otherwise, increasing clouds, with a low around 23. South southwest wind 10 to 15 km/h becoming east southeast in the evening.
Thursday
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 34. Heat index values as high as 39. East wind 10 to 15 km/h.
Thursday Night
Partly cloudy, with a low around 21. North northeast wind 15 to 20 km/h increasing to 20 to 25 km/h after midnight. Winds could gust as high as 40 km/h.
Friday
Partly sunny, with a high near 29. Breezy, with a northeast wind 35 to 40 km/h decreasing to 25 to 30 km/h in the afternoon. Winds could gust as high as 60 km/h.
Friday Night
Mostly cloudy, with a low around 19. Northeast wind around 25 km/h, with gusts as high as 40 km/h.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 27. East wind 20 to 25 km/h, with gusts as high as 35 km/h.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 19. East southeast wind 15 to 20 km/h, with gusts as high as 30 km/h.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 27. East wind 15 to 20 km/h, with gusts as high as 30 km/h. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 20.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 29.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio International Airport TX
 29.53°N 98.45°W (Elev. 771 m)
Last Update:
6:42 am CDT May 8, 2024
Forecast Valid:
9am CDT May 8, 2024-6pm CDT May 14, 2024
 
Forecast Discussion
 
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Additional Resources

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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