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 Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

53°F

12°C

Humidity 52%
Wind Speed E 7 mph
Barometer 30.46 in (1031.6 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 28 Jan 11:56 am CST
Extended Forecast for

5 Miles SSE Wimberley TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 54. North northeast wind around 5 mph.

    High: 54 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 31. Calm wind becoming southwest around 5 mph after midnight.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 34. West wind 10 to 15 mph becoming north in the evening. Winds could gust as high as 25 mph.

    Low: 34 °F

    Increasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 55. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 55 °F

    Partly Sunny

  • Friday Night

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

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 43. North northeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 20. East northeast wind around 5 mph.

    Low: 20 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 51. Northeast wind around 5 mph becoming south in the afternoon.

    High: 51 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 54. North northeast wind around 5 mph.
Tonight
Partly cloudy, with a low around 31. Calm wind becoming southwest around 5 mph after midnight.
Thursday
Mostly sunny, with a high near 65. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Increasing clouds, with a low around 34. West wind 10 to 15 mph becoming north in the evening. Winds could gust as high as 25 mph.
Friday
Partly sunny, with a high near 55. North wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 28. North wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 43. North northeast wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 20. East northeast wind around 5 mph.
Sunday
Sunny, with a high near 51. Northeast wind around 5 mph becoming south in the afternoon.
Sunday Night
Mostly clear, with a low around 31.
Monday
Mostly sunny, with a high near 60.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 46.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Wimberley TX
 29.92°N 98.07°W (Elev. 1047 ft)
Last Update:
11:48 am CST Jan 28, 2026
Forecast Valid:
12pm CST Jan 28, 2026-6pm CST Feb 3, 2026
 
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Additional Resources

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