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 >

Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

A Few Clouds

81°F

27°C

Humidity 58%
Wind Speed SE 10 G 21 mph
Barometer 29.84 in (1009.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 27 Dec 3:53 pm CST
Extended Forecast for

San Antonio, Stinson Municipal Airport TX

  • Tonight

    Tonight: Increasing clouds, with a low around 66. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 80. South wind 5 to 10 mph becoming west southwest in the afternoon.

    High: 80 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 46. Breezy, with a north northeast wind 5 to 15 mph increasing to 15 to 25 mph after midnight. Winds could gust as high as 45 mph.

    Low: 46 °F

    Slight Chance
    Showers 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 40 mph.

    High: 53 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. North northeast wind 5 to 10 mph becoming light east  in the afternoon.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 66. South southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 80. South wind 5 to 10 mph becoming west southwest in the afternoon.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 46. Breezy, with a north northeast wind 5 to 15 mph increasing to 15 to 25 mph after midnight. 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 40 mph.
Monday Night
Mostly cloudy, with a low around 40. North wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 56. North northeast wind 5 to 10 mph becoming light east in the afternoon.
Tuesday Night
Partly cloudy, with a low around 37. Calm wind.
Wednesday
Mostly sunny, with a high near 61. Calm wind becoming south southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 42. South southeast wind around 5 mph becoming calm in the evening.
New Year's Day
Partly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
San Antonio, Stinson Municipal Airport TX
 29.35°N 98.48°W (Elev. 577 ft)
4:32 pm CST Dec 27, 2025
4pm CST Dec 27, 2025-6pm CST Jan 3, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database