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

65°F

18°C

Humidity 16%
Wind Speed Vrbl 3 mph
Barometer 30.47 in (1031.8 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 23 Feb 2:56 pm CST
Extended Forecast for

Prairie Lea TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 65. East wind around 5 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 35. Calm wind.

    Low: 35 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Light south wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. South southwest wind 5 to 10 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. South southwest wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 51. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 82. North northeast wind around 5 mph becoming southeast in the afternoon.

    High: 82 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 65. East wind around 5 mph.
Tonight
Clear, with a low around 35. Calm wind.
Tuesday
Sunny, with a high near 75. Light south wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 54. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 86. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 57. South southwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 86. South southwest wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Clear, with a low around 51. North wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 82. North northeast wind around 5 mph becoming southeast in the afternoon.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Prairie Lea TX
 29.72°N 97.73°W (Elev. 459 ft)
Last Update:
12:46 pm CST Feb 23, 2026
Forecast Valid:
3pm CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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