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 >

Hazardous Weather Conditions

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

39°F

4°C

Humidity 67%
Wind Speed N 12 mph
Barometer 30.36 in (1028.1 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 30 Jan 7:56 am CST
Extended Forecast for

Kyle TX

Cold Weather Advisory January 31, 03:00am until January 31, 10:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 55. North wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 55 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 28. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 44. North northeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 21. Northeast wind around 5 mph becoming calm in the evening.

    Low: 21 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 55. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. West southwest wind around 5 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 65. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 65 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51. South wind 5 to 10 mph.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 70. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 70 °F

    Mostly Cloudy

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 55. North wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 28. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 44. North northeast wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 21. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 55. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 34. West southwest wind around 5 mph.
Monday
Partly sunny, with a high near 65. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 51. South wind 5 to 10 mph.
Tuesday
Mostly cloudy, with a high near 70. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47.
Wednesday
Partly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kyle TX
 29.99°N 97.89°W (Elev. 791 ft)
Last Update:
5:44 am CST Jan 30, 2026
Forecast Valid:
8am CST Jan 30, 2026-6pm CST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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