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

Tracking Storms with Impacts in the Eastern and Northwest U.S. into Friday

A storm will track north of the Great Lakes Friday with widespread rain showers across the Eastern U.S. along and ahead of its cold front. Further south along the front isolated severe thunderstorms are possible. A Pacific storm will continue moving across the Northwest U.S. into Friday with additional low elevation rain, gusty winds, and mountain snow. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

60°F

16°C

Humidity 96%
Wind Speed S 6 mph
Barometer 29.86 in (1010.4 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 7 Nov 3:56 am CST
Extended Forecast for

San Marcos Municipal Airport TX

  • Today

    Today: Sunny, with a high near 91. South southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 56. North wind around 5 mph.

    Low: 56 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 87. North wind around 5 mph becoming calm.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. East southeast wind 5 to 10 mph becoming north 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 70. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.

    High: 70 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 36. North wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 36 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 61. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 32. East wind around 5 mph becoming calm.

    Low: 32 °F

    Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 73. South southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 73 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 91. South southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Tonight
Clear, with a low around 56. North wind around 5 mph.
Saturday
Sunny, with a high near 87. North wind around 5 mph becoming calm.
Saturday Night
Mostly clear, with a low around 57. East southeast wind 5 to 10 mph becoming north 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 70. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.
Sunday Night
Clear, with a low around 36. North wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 61. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 32. East wind around 5 mph becoming calm.
Veterans Day
Sunny, with a high near 73. South southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
Clear, with a low around 47.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Marcos Municipal Airport TX
 29.88°N 97.86°W (Elev. 600 ft)
Last Update:
4:32 am CST Nov 7, 2025
Forecast Valid:
4am CST Nov 7, 2025-6pm CST Nov 13, 2025
 
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