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

61°F

16°C

Humidity 93%
Wind Speed NW 6 mph
Barometer 30.09 in (1018.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 11 Nov 8:56 pm CST
Extended Forecast for

Wimberley TX

  • Tonight

    Tonight: Mostly clear, with a low around 55. Calm wind becoming north northwest around 5 mph after midnight.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. North northeast wind around 5 mph becoming calm in the afternoon.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 48. Calm wind.

    Low: 48 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 76. Calm wind becoming southwest around 5 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49. South southeast wind around 5 mph becoming calm.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers after noon. Partly sunny, with a high near 69. Light east southeast wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 30 mph.

    High: 69 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 55. East southeast wind 5 to 10 mph, with gusts as high as 30 mph.

    Low: 55 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 71. East southeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 53. Light and variable wind becoming north 10 to 15 mph after midnight. Winds could gust as high as 25 mph.

    Low: 53 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 55. Calm wind becoming north northwest around 5 mph after midnight.
Thursday
Sunny, with a high near 75. North northeast wind around 5 mph becoming calm in the afternoon.
Thursday Night
Clear, with a low around 48. Calm wind.
Friday
Sunny, with a high near 76. Calm wind becoming southwest around 5 mph.
Friday Night
Mostly clear, with a low around 49. South southeast wind around 5 mph becoming calm.
Saturday
A 40 percent chance of showers after noon. Partly sunny, with a high near 69. Light east southeast wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 30 mph.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 55. East southeast wind 5 to 10 mph, with gusts as high as 30 mph.
Sunday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 71. East southeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Sunday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 53. Light and variable wind becoming north 10 to 15 mph after midnight. Winds could gust as high as 25 mph.
Monday
Partly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wimberley TX
 29.99°N 98.1°W (Elev. 817 ft)
Last Update:
5:44 pm CST Nov 11, 2026
Forecast Valid:
9pm CST Nov 11, 2026-6pm CST Nov 18, 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