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, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Fair

39°F

4°C

Humidity 57%
Wind Speed Calm
Barometer 30.41 in (1029.4 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 27 Jan 8:51 pm CST
Extended Forecast for

2 Miles ENE Leon Valley TX

  • Tonight

    Tonight: Clear, with a low around 29. Calm wind becoming northwest around 5 mph.

    Low: 29 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 57. North northwest wind around 5 mph becoming calm in the afternoon.

    High: 57 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 62. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 62 °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 53. North wind around 10 mph, with gusts as high as 20 mph.

    High: 53 °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 46. North northeast wind 5 to 10 mph.

    High: 46 °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

Detailed Forecast

Tonight
Clear, with a low around 29. Calm wind becoming northwest around 5 mph.
Wednesday
Sunny, with a high near 57. North northwest wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Partly cloudy, with a low around 32. Calm wind.
Thursday
Partly sunny, with a high near 62. Calm wind becoming 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 53. North 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 46. North northeast wind 5 to 10 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 51.
Sunday Night
Mostly clear, with a low around 34.
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 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Leon Valley TX
 29.5°N 98.58°W (Elev. 902 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

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation