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

Snow Squalls in the Northeast U.S. on Thursday; Heavy Rain Along the Gulf Coast

An arctic cold front will move through the Great Lakes and Northeast on Thursday, bringing moderate to heavy snow, strong winds, and possible whiteout conditions through Thursday afternoon. A storm system interacting with Gulf moisture will bring moderate to heavy rainfall to the western and central Gulf Coast on Thursday. Isolated instances of flash flooding will be possible. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

54°F

12°C

Humidity 97%
Wind Speed NE 9 mph
Barometer 30.00 in (1015.5 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 4 Dec 2:56 am CST
Extended Forecast for

4 Miles WSW Martindale TX

  • Overnight

    Overnight: A 30 percent chance of showers. Areas of fog. Otherwise, cloudy, with a low around 52. North wind 10 to 15 mph.

    Low: 52 °F

    Chance
    Showers and
    Areas Fog

  • Thursday

    Thursday: A 40 percent chance of showers before noon. Cloudy, with a high near 55. North wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 55 °F

    Chance
    Showers then
    Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 3am. Cloudy, with a low around 42. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 42 °F

    Cloudy then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly before noon. Cloudy, with a high near 52. North wind around 5 mph becoming southeast in the afternoon.

    High: 52 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45. South southeast wind around 5 mph becoming west southwest after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. West southwest wind around 5 mph.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. South southwest wind 5 to 10 mph becoming west after midnight.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 70. West northwest wind 10 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 39. North wind around 10 mph.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers. Areas of fog. Otherwise, cloudy, with a low around 52. North wind 10 to 15 mph.
Thursday
A 40 percent chance of showers before noon. Cloudy, with a high near 55. North wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
A 30 percent chance of showers after 3am. Cloudy, with a low around 42. North wind 5 to 15 mph, with gusts as high as 25 mph.
Friday
A 30 percent chance of showers, mainly before noon. Cloudy, with a high near 52. North wind around 5 mph becoming southeast in the afternoon.
Friday Night
Mostly cloudy, with a low around 45. South southeast wind around 5 mph becoming west southwest after midnight.
Saturday
Mostly sunny, with a high near 72. West southwest wind around 5 mph.
Saturday Night
Mostly clear, with a low around 51. South southwest wind 5 to 10 mph becoming west after midnight.
Sunday
Sunny, with a high near 70. West northwest wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 39. North wind around 10 mph.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Martindale TX
 29.81°N 97.91°W (Elev. 581 ft)
Last Update:
2:32 am CST Dec 4, 2025
Forecast Valid:
3am CST Dec 4, 2025-6pm CST Dec 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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