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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Fair

64°F

18°C

Humidity 33%
Wind Speed N 9 mph
Barometer 30.13 in (1020.3 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 29 Jan 8:53 pm CST
Extended Forecast for

3 Miles S San Antonio TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 59. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 59 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: Clear, with a low around 33. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 47. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. East northeast wind around 5 mph becoming calm in the evening.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55. Calm wind becoming south around 5 mph in the afternoon.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. South wind around 5 mph becoming calm.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 64. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52. South southeast wind around 5 mph.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. North wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 59. North wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 33. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 47. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 25. East northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 55. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 38. South wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 64. Calm wind becoming south southeast around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 52. South southeast wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 72.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 65.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S San Antonio TX
 29.41°N 98.5°W (Elev. 630 ft)
Last Update:
5:44 pm CST Jan 29, 2026
Forecast Valid:
9pm CST Jan 29, 2026-6pm CST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation