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.

Partly Cloudy

66°F

19°C

Humidity 84%
Wind Speed S 10 mph
Barometer 30.10 in (1018.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 10 Feb 12:56 pm CST
Extended Forecast for

2 Miles SSW Lockhart TX

  • This Afternoon

    This Afternoon: Cloudy, with a high near 76. South wind around 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Cloudy

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 57. South southeast wind 5 to 10 mph becoming light and variable in the evening.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 76. North wind 5 to 10 mph.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54. Northeast wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 82. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A slight chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 61. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 61 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%.

    High: 80 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Cloudy, with a high near 76. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of showers, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 57. South southeast wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 76. North wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 54. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 59. South wind around 5 mph.
Friday
Mostly cloudy, with a high near 82. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 61. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Saturday Night
A 20 percent chance of showers before midnight. Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 75.
Sunday Night
Clear, with a low around 44.
Washington's Birthday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Lockhart TX
 29.86°N 97.7°W (Elev. 545 ft)
Last Update:
12:45 pm CST Feb 10, 2026
Forecast Valid:
1pm CST Feb 10, 2026-6pm CST Feb 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation