Winter Weather Across Portions of the Mid-Atlantic; Heavy Rain Along the Gulf Coast and Southeast

A storm system will continue to slowly move through the Gulf Coast and Southeast U.S. over the next couple of days, bringing a heavy rainfall threat through the weekend. Isolated instances of flooding may occur. On the north side of this storm system, colder air will support areas of mixed wintry precipitation and light snow from the Tennessee Valley to the Mid-Atlantic Friday. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

44°F

7°C

Humidity 85%
Wind Speed N 7 mph
Barometer 30.16 in (1021.3 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 5 Dec 4:56 am CST
Extended Forecast for

3 Miles NNW Luling TX

  • Overnight

    Overnight: A 20 percent chance of showers.  Cloudy, with a low around 41. North northeast wind around 5 mph.

    Low: 41 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 3pm.  Cloudy, with a high near 54. North northeast wind around 5 mph becoming calm  in the morning.

    High: 54 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. South wind around 5 mph becoming calm.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 71. Southwest wind around 5 mph.

    High: 71 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. South wind around 5 mph becoming west southwest after midnight.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 70. West wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 60. North northeast wind 5 to 10 mph.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 34. East wind around 5 mph becoming calm.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Cloudy, with a low around 41. North northeast wind around 5 mph.
Friday
A 20 percent chance of showers before 3pm. Cloudy, with a high near 54. North northeast wind around 5 mph becoming calm in the morning.
Friday Night
Mostly cloudy, with a low around 43. South wind around 5 mph becoming calm.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 71. Southwest wind around 5 mph.
Saturday Night
Mostly clear, with a low around 48. South wind around 5 mph becoming west southwest after midnight.
Sunday
Sunny, with a high near 70. West wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 37. North wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 60. North northeast wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 34. East wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Luling TX
 29.73°N 97.65°W (Elev. 446 ft)
5:10 am CST Dec 5, 2025
5am CST Dec 5, 2025-6pm CST Dec 11, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database