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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Fair

39°F

4°C

Humidity 62%
Wind Speed Calm
Barometer 30.40 in (1030.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 27 Jan 8:53 pm CST
Extended Forecast for

4 Miles WSW San Antonio, Stinson Municipal Airport TX

  • Tonight

    Tonight: Clear, with a low around 28. Calm wind becoming north northwest around 5 mph.

    Low: 28 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 58. North northwest wind around 5 mph becoming east northeast in the afternoon.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 65. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 65 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 54. North northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 54 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29. North northeast wind 5 to 10 mph.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 47. North northeast wind 5 to 10 mph.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. East wind around 5 mph.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 28. Calm wind becoming north northwest around 5 mph.
Wednesday
Sunny, with a high near 58. North northwest wind around 5 mph becoming east northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 31. Calm wind.
Thursday
Partly sunny, with a high near 65. Calm wind becoming south southwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 36. North wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 54. North northeast wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 29. North northeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 47. North northeast wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 24. East wind around 5 mph.
Sunday
Sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 33.
Monday
Mostly sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW San Antonio, Stinson Municipal Airport TX
 29.3°N 98.53°W (Elev. 571 ft)
Last Update:
6:44 pm CST Jan 27, 2026
Forecast Valid:
9pm CST Jan 27, 2026-6pm CST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

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