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

Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

A Few Clouds

88°F

31°C

Humidity 43%
Wind Speed SE 14 mph
Barometer 29.86 in (1010.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 17 Oct 1:56 pm CDT
Extended Forecast for

3 Miles NNW Luling TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 93. South southeast wind 5 to 10 mph.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 69. Southeast wind 5 to 10 mph.

    Low: 69 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 94. South southwest wind 5 to 10 mph.

    High: 94 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Calm wind becoming north around 5 mph after midnight.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 51. Northeast wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 93. Light south southeast wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. South southwest wind 5 to 10 mph becoming north northeast in the afternoon.

    High: 92 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 93. South southeast wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 69. Southeast wind 5 to 10 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 94. South southwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 65. Calm wind becoming north around 5 mph after midnight.
Sunday
Sunny, with a high near 87. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 51. Northeast wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 93. Light south southeast wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 63. South wind around 5 mph.
Tuesday
Sunny, with a high near 92. South southwest wind 5 to 10 mph becoming north northeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Luling TX
 29.73°N 97.65°W (Elev. 446 ft)
Last Update:
1:44 pm CDT Oct 17, 2025
Forecast Valid:
2pm CDT Oct 17, 2025-6pm CDT Oct 23, 2025
 
Forecast Discussion
 
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Additional Resources

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