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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Overcast

70°F

21°C

Humidity 82%
Wind Speed S 9 mph
Barometer 30.21 in (1022.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 25 Dec 9:53 am CST
Extended Forecast for

San Antonio, Stinson Municipal Airport TX

  • Christmas Day

    Christmas Day: Mostly cloudy, then gradually becoming sunny, with a high near 80. South wind around 5 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 66. South southeast wind around 5 mph.

    Low: 66 °F

    Increasing
    Clouds

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 82. South southwest wind 5 to 10 mph.

    High: 82 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Increasing clouds, with a low around 66. South southeast wind around 5 mph.

    Low: 66 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 81. South wind 5 to 10 mph.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 65. South southeast wind 5 to 10 mph.

    Low: 65 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 79. South wind 5 to 10 mph.

    High: 79 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 46. North wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 46 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before noon. Mostly cloudy, with a high near 52. North wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 52 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Christmas Day
Mostly cloudy, then gradually becoming sunny, with a high near 80. South wind around 5 mph.
Tonight
Increasing clouds, with a low around 66. South southeast wind around 5 mph.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 82. South southwest wind 5 to 10 mph.
Friday Night
Increasing clouds, with a low around 66. South southeast wind around 5 mph.
Saturday
Partly sunny, with a high near 81. South wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 65. South southeast wind 5 to 10 mph.
Sunday
Mostly cloudy, with a high near 79. South wind 5 to 10 mph.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 46. North wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Monday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 52. North wind 15 to 20 mph, with gusts as high as 35 mph.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio, Stinson Municipal Airport TX
 29.32°N 98.47°W (Elev. 581 ft)
Last Update:
5:48 am CST Dec 25, 2025
Forecast Valid:
10am CST Dec 25, 2025-6pm CST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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