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

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain Returns to California

Lake effect snow will continue through Friday bringing significant snowfall to areas east to southeast of the Great Lakes. Snow squalls may impact New Year's Eve travel this evening and overnight across parts of the Great Lakes, Ohio Valley, Mid-Atlantic, and Upstate New York. Heavy rain will bring another flash flooding threat for southern California New Year's Eve into New Year's Day. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

A Few Clouds

54°F

12°C

Humidity 33%
Wind Speed Calm
Barometer 30.37 in (1028.3 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 31 Dec 9:56 am CST
Extended Forecast for

Mountain City TX

  • Today

    Today: Sunny, with a high near 68. Southwest wind 5 to 10 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 42. Southwest wind around 5 mph.

    Low: 42 °F

    Mostly Clear

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 73. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 85. West wind around 10 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 52. West wind around 5 mph becoming north northwest after midnight.

    Low: 52 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 74. North wind 5 to 10 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 44. Northeast wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 75. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 75 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 68. Southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 42. Southwest wind around 5 mph.
New Year's Day
Mostly sunny, with a high near 73. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 55. South southwest wind around 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 85. West wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 52. West wind around 5 mph becoming north northwest after midnight.
Saturday
Sunny, with a high near 74. North wind 5 to 10 mph.
Saturday Night
Clear, with a low around 44. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 75. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly cloudy, with a high near 76.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mountain City TX
 30.04°N 97.89°W (Elev. 837 ft)
Last Update:
7:42 am CST Dec 31, 2025
Forecast Valid:
10am CST Dec 31, 2025-6pm CST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

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