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

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 29.98 in (1014.0 mb)
Dewpoint 63°F (17°C)
Visibility 0.50 mi
Last update 9 Mar 7:51 am CDT
Extended Forecast for

San Antonio TX

Dense Fog Advisory until March 9, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until March 9, 10:00am

    NOW until 10:00am Mon

    Dense Fog Advisory

  • Today

    High: 82 °F

    Patchy
    Drizzle and
    Areas Dense
    Fog then
    Patchy Fog

  • Tonight

    Tonight: Mostly cloudy, with a low around 69. South southeast wind 5 to 10 mph.

    Low: 69 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms. Cloudy, with a high near 84. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 84 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 65. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 65 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly sunny, with a high near 84. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Clear, with a low around 52. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 52 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 72. North wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 49. East wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Clear

Detailed Forecast

Today
Patchy drizzle before 10am. Areas of dense fog before 1pm. Otherwise, mostly cloudy, with a high near 82. Light south southeast wind becoming south 5 to 10 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 69. South southeast wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Cloudy, with a high near 84. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 65. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly sunny, with a high near 84. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday Night
Clear, with a low around 52. North wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 72. North wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Clear, with a low around 49. East wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 81. Calm wind becoming south southwest around 5 mph in the morning.
Friday Night
Clear, with a low around 55.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.44°N 98.5°W (Elev. 650 ft)
Last Update:
6:44 am CDT Mar 9, 2026
Forecast Valid:
8am CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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