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.

Overcast

62°F

17°C

Humidity 96%
Wind Speed Calm
Barometer 30.15 in (1020.5 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 10 Nov 10:56 pm CST
Extended Forecast for

2 Miles SSW Staples TX

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, cloudy early, then becoming partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Veterans Day

    Veterans Day: Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 76. Calm wind.

    High: 76 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56. Light north northwest wind becoming north 5 to 10 mph after midnight.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75. North wind 5 to 10 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 52. Calm wind.

    Low: 52 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 76. Calm wind.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers after noon. Mostly sunny, with a high near 72. Light east wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, cloudy early, then becoming partly cloudy, with a low around 58. Calm wind.
Veterans Day
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 76. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 56. Light north northwest wind becoming north 5 to 10 mph after midnight.
Thursday
Sunny, with a high near 75. North wind 5 to 10 mph.
Thursday Night
Clear, with a low around 52. Calm wind.
Friday
Sunny, with a high near 76. Calm wind.
Friday Night
Mostly clear, with a low around 52. Calm wind.
Saturday
A 30 percent chance of showers after noon. Mostly sunny, with a high near 72. Light east wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 71.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 55.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Staples TX
 29.77°N 97.86°W (Elev. 548 ft)
Last Update:
11:42 pm CST Nov 10, 2026
Forecast Valid:
11pm CST Nov 10, 2026-6pm CST Nov 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation