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

59°F

15°C

Humidity 60%
Wind Speed NE 7 mph
Barometer 30.17 in (1021.3 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 7 Apr 8:56 am CDT
Extended Forecast for

2 Miles E Staples TX

  • Today

    Today: Partly sunny, with a high near 77. East wind around 5 mph.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. East wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 78. Calm wind becoming east southeast around 5 mph in the morning.

    High: 78 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 61. Southeast wind around 5 mph becoming calm after midnight.

    Low: 61 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Light east southeast wind becoming southeast 5 to 10 mph in the morning.

    High: 83 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southeast wind 5 to 10 mph.

    Low: 63 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 79 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 81. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

Detailed Forecast

Today
Partly sunny, with a high near 77. East wind around 5 mph.
Tonight
Partly cloudy, with a low around 52. East wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 78. Calm wind becoming east southeast around 5 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 61. Southeast wind around 5 mph becoming calm after midnight.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Light east southeast wind becoming southeast 5 to 10 mph in the morning.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southeast wind 5 to 10 mph.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 81. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 67.
Sunday
A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 82.
Sunday Night
A 20 percent chance of showers and thunderstorms. Cloudy, with a low around 68.
Monday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Staples TX
 29.79°N 97.78°W (Elev. 499 ft)
Last Update:
7:42 am CDT Apr 7, 2026
Forecast Valid:
9am CDT Apr 7, 2026-6pm CDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation