Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

61°F

16°C

Humidity 97%
Wind Speed SW 8 mph
Barometer 29.88 in (1011.1 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 7 Dec 4:56 am CST
Extended Forecast for

5 Miles SW San Marcos TX

  • Today

    Today: Patchy fog before 7am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 71. West southwest wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 71 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Clear, with a low around 41. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 62. North wind 5 to 10 mph becoming east northeast in the afternoon.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 37. East northeast wind around 5 mph becoming calm.

    Low: 37 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. Light west southwest wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. Southwest wind 5 to 10 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. West southwest wind around 5 mph.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Southwest wind 5 to 10 mph.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 7am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 71. West southwest wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Tonight
Clear, with a low around 41. North wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 62. North wind 5 to 10 mph becoming east northeast in the afternoon.
Monday Night
Clear, with a low around 37. East northeast wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 67. Light west southwest wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 47. Southwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 76. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 50. West southwest wind around 5 mph.
Thursday
Sunny, with a high near 80. Southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 36.
Saturday
Sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW San Marcos TX
 29.83°N 97.99°W (Elev. 676 ft)
5:44 am CST Dec 7, 2025
5am CST Dec 7, 2025-6pm CST Dec 13, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database