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.

Mostly Cloudy

78°F

26°C

Humidity 54%
Wind Speed S 10 mph
Barometer 30.23 in (1022.8 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 24 Dec 12:53 pm CST
Extended Forecast for

3 Miles WSW San Antonio, Stinson Municipal Airport TX

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 78. South southeast wind around 5 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 64. South wind around 5 mph.

    Low: 64 °F

    Mostly Clear
    then Patchy
    Fog

  • Christmas Day

    Christmas Day: Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 80. South wind around 5 mph.

    High: 80 °F

    Areas Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 65. South southwest wind around 5 mph.

    Low: 65 °F

    Increasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 81. South southwest wind around 5 mph.

    High: 81 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65. South southeast wind around 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 82. South wind 5 to 10 mph.

    High: 82 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. Southeast wind 5 to 10 mph.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 78. South southeast wind 5 to 10 mph becoming east in the afternoon.

    High: 78 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 78. South southeast wind around 5 mph.
Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 64. South wind around 5 mph.
Christmas Day
Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 80. South wind around 5 mph.
Thursday Night
Increasing clouds, with a low around 65. South southwest wind around 5 mph.
Friday
Partly sunny, with a high near 81. South southwest wind around 5 mph.
Friday Night
Partly cloudy, with a low around 65. South southeast wind around 5 mph.
Saturday
Partly sunny, with a high near 82. South wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 65. Southeast wind 5 to 10 mph.
Sunday
Mostly cloudy, with a high near 78. South southeast wind 5 to 10 mph becoming east in the afternoon.
Sunday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 46.
Monday
Mostly cloudy, with a high near 52.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW San Antonio, Stinson Municipal Airport TX
 29.32°N 98.53°W (Elev. 640 ft)
Last Update:
12:47 pm CST Dec 24, 2025
Forecast Valid:
1pm CST Dec 24, 2025-6pm CST Dec 30, 2025
 
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