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

52°F

11°C

Humidity 45%
Wind Speed W 5 mph
Barometer 30.19 in (1022.0 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 8 Feb 12:56 am CST
Extended Forecast for

5 Miles SSE Wimberley TX

  • Overnight

    Overnight: Mostly clear, with a low around 49. South southwest wind around 5 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 77. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. South southwest wind around 5 mph.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. West southwest wind 5 to 10 mph becoming south in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58. South wind 5 to 10 mph.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon. Cloudy, with a high near 74. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 74 °F

    Cloudy then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 57. South southeast wind around 5 mph.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. South southwest wind around 5 mph becoming east southeast in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. East southeast wind around 5 mph becoming south southwest after midnight.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 49. South southwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 77. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 53. South southwest wind around 5 mph.
Monday
Mostly sunny, with a high near 80. West southwest wind 5 to 10 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a low around 58. South wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers after noon. Cloudy, with a high near 74. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 57. South southeast wind around 5 mph.
Wednesday
Mostly sunny, with a high near 77. South southwest wind around 5 mph becoming east southeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 55. East southeast wind around 5 mph becoming south southwest after midnight.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 58.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 80.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Wimberley TX
 29.92°N 98.07°W (Elev. 1047 ft)
Last Update:
12:46 am CST Feb 8, 2026
Forecast Valid:
1am CST Feb 8, 2026-6pm CST Feb 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation