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 and Breezy

89°F

32°C

Humidity 42%
Wind Speed S 22 G 30 mph
Barometer 29.81 in (1008.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 1 Apr 5:56 pm CDT
Extended Forecast for

Fentress TX

  • Tonight

    Tonight: Increasing clouds, with a low around 69. South southeast wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 69 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 83. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 70. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 87. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 87 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 10am. High near 80. South southeast wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    High: 80 °F

    Showers
    Likely then
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 54. North northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 54 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 1pm. Cloudy, with a high near 67. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Cloudy, with a low around 52. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 69. South southeast wind 15 to 20 mph, with gusts as high as 25 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 83. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 70. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly cloudy, with a high near 87. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Showers likely, then showers and possibly a thunderstorm after 10am. High near 80. South southeast wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 54. North northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
A 30 percent chance of showers, mainly before 1pm. Cloudy, with a high near 67. North northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Cloudy, with a low around 52. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy, with a high near 71.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
Mostly cloudy, with a high near 73.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fentress TX
 29.75°N 97.78°W (Elev. 436 ft)
Last Update:
5:32 pm CDT Apr 1, 2026
Forecast Valid:
6pm CDT Apr 1, 2026-6pm CDT Apr 8, 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