Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Mostly Cloudy

68°F

20°C

Humidity 84%
Wind Speed S 13 mph
Barometer 30.00 in (1015.0 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 27 Mar 12:56 am CDT
Extended Forecast for

Wimberley TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 62. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 85. South wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph.

    High: 85 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am.  Increasing clouds, with a low around 54. North wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 54 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 66. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 66 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 84. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 84 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. South wind around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 88. South wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 88 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. South southeast wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 62. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 85. South wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph.
Friday Night
A 20 percent chance of showers after 1am. Increasing clouds, with a low around 54. North wind 15 to 20 mph, with gusts as high as 25 mph.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 66. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 54. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 84. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 60. South wind around 5 mph.
Monday
Partly sunny, with a high near 88. South wind 5 to 10 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 62. South southeast wind 5 to 10 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 89.
Tuesday Night
Mostly cloudy, with a low around 64.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Wimberley TX
 29.99°N 98.1°W (Elev. 817 ft)
12:44 am CDT Mar 27, 2026
1am CDT Mar 27, 2026-6pm CDT Apr 2, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database