Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

85°F

29°C

Humidity 42%
Wind Speed NE 9 mph
Barometer 30.05 in (1016.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 6 Oct 11:56 am CDT
Extended Forecast for

2 Miles NW Martindale TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 88. North northeast wind around 10 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 65. North wind around 5 mph.

    Low: 65 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. North northeast wind 5 to 10 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. North wind around 5 mph.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. East northeast wind around 5 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67. East northeast wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 88. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 65 °F

    Mostly Clear

  • Saturday

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

    High: 87 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 88. North northeast wind around 10 mph.
Tonight
Clear, with a low around 65. North wind around 5 mph.
Wednesday
Sunny, with a high near 88. North northeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 67. North wind around 5 mph.
Thursday
Sunny, with a high near 86. East northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 67. East northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 88. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 65. Northeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 87. North wind around 5 mph.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 69.
Columbus Day
A 20 percent chance of showers. Partly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Martindale TX
 29.86°N 97.86°W (Elev. 554 ft)
11:32 am CDT Oct 6, 2026
12pm CDT Oct 6, 2026-6pm CDT Oct 12, 2026
 
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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