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

Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Overcast

69°F

21°C

Humidity 87%
Wind Speed S 13 mph
Barometer 29.91 in (1011.0 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 28 Dec 3:51 am CST
Extended Forecast for

2 Miles SE San Antonio TX

Wind Advisory December 28, 06:00pm until December 29, 12:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 79. South wind 5 to 10 mph becoming north northwest in the afternoon.

    High: 79 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Breezy, with a north northeast wind 5 to 15 mph increasing to 15 to 25 mph. Winds could gust as high as 45 mph.

    Low: 46 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Monday

    Monday: Mostly cloudy, with a high near 53. Breezy, with a north northeast wind 15 to 25 mph, with gusts as high as 45 mph.

    High: 53 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Cloudy, with a low around 42. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. North northeast wind 5 to 10 mph.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. South wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 68. Calm wind becoming southwest around 5 mph in the morning.

    High: 68 °F

    Partly Sunny

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 79. South wind 5 to 10 mph becoming north northwest in the afternoon.
Tonight
Mostly cloudy, with a low around 46. Breezy, with a north northeast wind 5 to 15 mph increasing to 15 to 25 mph. Winds could gust as high as 45 mph.
Monday
Mostly cloudy, with a high near 53. Breezy, with a north northeast wind 15 to 25 mph, with gusts as high as 45 mph.
Monday Night
Cloudy, with a low around 42. North wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 55. North northeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 38. Calm wind.
Wednesday
Mostly sunny, with a high near 59. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 42. South wind around 5 mph becoming calm in the evening.
New Year's Day
Partly sunny, with a high near 68. Calm wind becoming southwest around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE San Antonio TX
 29.44°N 98.48°W (Elev. 663 ft)
Last Update:
4:08 am CST Dec 28, 2025
Forecast Valid:
4am CST Dec 28, 2025-6pm CST Jan 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation