Strong Storm Moving Through the East; Major Weather Impacts in Hawaii and Alaska

A strengthening storm will bring high winds and snow to the Great Lakes and Northeast U.S. today. Scattered severe thunderstorms are likely into this afternoon across the ArkLaMiss vicinity. Heavy rain from a Kona Low may bring catastrophic flooding, gusty winds, and high surf to Hawaii into Tuesday. A major winter storm is impacting western Alaska with heavy snow and strong winds through today. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

55°F

13°C

Humidity 38%
Wind Speed NA
Barometer 30.18 in (1021.3 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 6 Dec 6:56 pm CST
Extended Forecast for

San Marcos TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Mostly Cloudy

    Low: 43 °F

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 66. North northeast wind around 5 mph becoming south southwest in the afternoon.

    Decreasing
    Clouds

    High: 66 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 50. South wind around 5 mph becoming west southwest after midnight.

    Mostly Clear

    Low: 50 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. West southwest wind 5 to 10 mph becoming south in the afternoon.

    Mostly Sunny

    High: 77 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 58. South wind 5 to 10 mph.

    Mostly Cloudy

    Low: 58 °F

  • Thursday

    Thursday: Partly sunny, with a high near 80. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Partly Sunny

    High: 80 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 64. South wind 5 to 10 mph.

    Partly Cloudy

    Low: 64 °F

  • Friday

    Friday: Partly sunny, with a high near 84. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Partly Sunny

    High: 84 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 57. South wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.

    Partly Cloudy
    then Slight
    Chance
    T-storms

    Low: 57 °F

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. North wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 66. North northeast wind around 5 mph becoming south southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 50. South wind around 5 mph becoming west southwest after midnight.
Wednesday
Mostly sunny, with a high near 77. West southwest wind 5 to 10 mph becoming south in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 58. South wind 5 to 10 mph.
Thursday
Partly sunny, with a high near 80. South southwest wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 64. South wind 5 to 10 mph.
Friday
Partly sunny, with a high near 84. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 57. South wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 70.
Click Map For Forecast
Point Forecast:
San Marcos TX
 29.88°N 97.94°W (Elev. 577 ft)
2:40 pm CST Dec 6, 2021
7pm CST Dec 6, 2021-6pm CST Dec 13, 2021
 
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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