National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking a Couple of Storm Systems Across the Country

Showers, along with a few strong to severe thunderstorms, are expected from the Great Lakes, New England and southward into the Ohio and Tennessee Valleys. In the wake of this system, a stronger storm is expected to track from the Pacific Northwest, Plains and through the Eastern U.S. this weekend. Strong winds, showers and a larger drop in temperatures are expected this weekend into Monday. Read More >

Hazardous Weather Conditions

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

68°F

20°C

Humidity 73%
Wind Speed N 9 mph
Barometer 30.01 in (1015.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 9 Nov 12:56 am CST
Extended Forecast for

2 Miles W San Marcos TX

Wind Advisory November 9, 03:00am until November 9, 06:00pm
Red Flag Warning November 9, 09:00am until November 9, 09:00pm
Click here for hazard details and duration
Wind Advisory
Red Flag Warning

  • Overnight

    Overnight: Mostly clear, with a low around 58. North wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 70. Breezy, with a north wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 70 °F

    Sunny and
    Breezy then
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 37. North wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 37 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 61. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 34. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 34 °F

    Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 72. South southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 53. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 58. North wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 70. Breezy, with a north wind 15 to 25 mph, with gusts as high as 40 mph.
Sunday Night
Clear, with a low around 37. North wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 61. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 34. Calm wind becoming south southwest around 5 mph after midnight.
Veterans Day
Sunny, with a high near 72. South southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
Clear, with a low around 53. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 83. South wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 59. South wind around 5 mph.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W San Marcos TX
 29.88°N 97.97°W (Elev. 699 ft)
Last Update:
12:44 am CST Nov 9, 2025
Forecast Valid:
1am CST Nov 9, 2025-6pm CST Nov 15, 2025
 
Forecast Discussion
 
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Additional Resources

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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