Inclement Weather in the Northwest; Elevated Fire Weather Conditions in the High Plains

In the Pacific Northwest into northern California, areas of heavy rain for the coastal ranges and heavy snowfall over the higher elevations of the Cascades are expected into Friday. Dry and windy conditions may produce elevated fire weather conditions in the central and southern High Plains and the Upper Midwest. Windy conditions and scattered rain and snow showers will continue in the Northeast. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

63°F

17°C

Humidity 87%
Wind Speed Calm
Barometer 30.12 in (1019.4 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 6 Nov 8:56 am CST
Extended Forecast for

San Marcos Municipal Airport TX

  • Today

    Today: Sunny, with a high near 85. South southwest wind 5 to 10 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. South wind 5 to 10 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 56. South southwest wind around 5 mph becoming calm.

    Low: 56 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 89. North northwest wind around 5 mph becoming south southeast in the afternoon.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. Southeast wind 5 to 10 mph becoming north northeast 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 65. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.

    High: 65 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 36. North wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 36 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 61. North wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 61 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 85. South southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 58. South wind 5 to 10 mph.
Friday
Sunny, with a high near 89. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 56. South southwest wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 89. North northwest wind around 5 mph becoming south southeast in the afternoon.
Saturday Night
Mostly clear, with a low around 56. Southeast wind 5 to 10 mph becoming north northeast 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 65. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.
Sunday Night
Clear, with a low around 36. North wind 10 to 20 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 61. North wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Clear, with a low around 32.
Veterans Day
Sunny, with a high near 72.
Tuesday Night
Clear, with a low around 49.
Wednesday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
San Marcos Municipal Airport TX
 29.88°N 97.86°W (Elev. 600 ft)
5:44 am CST Nov 6, 2025
9am CST Nov 6, 2025-6pm CST Nov 12, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database