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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

A Few Clouds

54°F

12°C

Humidity 43%
Wind Speed W 7 mph
Barometer 30.13 in (1019.3 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 1 Jan 8:51 am CST
Extended Forecast for

San Antonio TX

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 73. South southwest wind 5 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 55. Southwest wind around 5 mph.

    Low: 55 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 86. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 59. West northwest wind around 5 mph.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 79. Northwest wind 5 to 10 mph becoming northeast in the afternoon.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 50. Northeast wind around 5 mph.

    Low: 50 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 74. Northeast wind around 5 mph becoming south southeast in the afternoon.

    High: 74 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. South southeast wind around 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 75. South wind around 5 mph.

    High: 75 °F

    Partly Sunny

Detailed Forecast

New Year's Day
Mostly sunny, with a high near 73. South southwest wind 5 to 10 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 55. Southwest wind around 5 mph.
Friday
Sunny, with a high near 86. West wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 59. West northwest wind around 5 mph.
Saturday
Sunny, with a high near 79. Northwest wind 5 to 10 mph becoming northeast in the afternoon.
Saturday Night
Clear, with a low around 50. Northeast wind around 5 mph.
Sunday
Sunny, with a high near 74. Northeast wind around 5 mph becoming south southeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 55. South southeast wind around 5 mph.
Monday
Partly sunny, with a high near 75. South wind around 5 mph.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.46°N 98.5°W (Elev. 741 ft)
Last Update:
7:44 am CST Jan 1, 2026
Forecast Valid:
8am CST Jan 1, 2026-6pm CST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

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