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

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

72°F

22°C

Humidity 57%
Wind Speed N 8 mph
Barometer 30.02 in (1015.9 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 8 Oct 8:56 am CDT
Extended Forecast for

5 Miles SSW Wimberley TX

  • Today

    Today: Sunny, with a high near 88. East northeast wind around 5 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. East northeast wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. Northeast wind 5 to 10 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. East northeast wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. North northwest wind around 5 mph becoming northeast in the afternoon.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. East wind around 5 mph becoming calm.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. South wind around 5 mph.

    Low: 68 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 87. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 88. East northeast wind around 5 mph.
Tonight
Mostly clear, with a low around 65. East northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 88. Northeast wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 64. East northeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 86. North northwest wind around 5 mph becoming northeast in the afternoon.
Saturday Night
Mostly clear, with a low around 65. East wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 87. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 68. South wind around 5 mph.
Columbus Day
Mostly sunny, with a high near 87. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 71.
Tuesday
Partly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Wimberley TX
 29.92°N 98.12°W (Elev. 1148 ft)
Last Update:
7:42 am CDT Oct 8, 2026
Forecast Valid:
10am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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