Periods of Snow in the Northern Rockies and Great Lakes

Moderate to heavy lake-effect snow will develop over the eastern U.P. of Michigan and downwind from Lakes Erie and Ontario. Snow will develop over parts of the Northern Rockies/Northern High Plains into Wednesday. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Mostly Cloudy

51°F

11°C

Humidity 74%
Wind Speed N 7 mph
Barometer 30.28 in (1025.0 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 19 Mar 12:56 am CDT
Extended Forecast for

3 Miles WNW San Marcos TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 43. North northeast wind around 5 mph.

    Mostly Cloudy

    Low: 43 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. North northeast wind 5 to 10 mph becoming south in the afternoon.

    Mostly Sunny

    High: 62 °F

  • Tuesday
    Night

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

    Mostly Cloudy

    Low: 47 °F

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 65. South southeast wind 5 to 10 mph.

    Mostly Cloudy

    High: 65 °F

  • Wednesday
    Night

    Wednesday Night: A slight chance of showers, then a chance of showers and thunderstorms after 10pm.  Cloudy, with a low around 57. Southeast wind 5 to 10 mph.  Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 57 °F

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 76. South wind 5 to 10 mph.

    Chance
    T-storms

    High: 76 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 54. South southeast wind 5 to 10 mph becoming north northwest in the evening.

    Mostly Clear

    Low: 54 °F

  • Friday

    Friday: Sunny, with a high near 78. West northwest wind 5 to 10 mph becoming east southeast in the afternoon.

    Sunny

    High: 78 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 55. East southeast wind around 10 mph.

    Partly Cloudy

    Low: 55 °F

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. North northeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 62. North northeast wind 5 to 10 mph becoming south in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 47. South wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 65. South southeast wind 5 to 10 mph.
Wednesday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Cloudy, with a low around 57. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 76. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 54. South southeast wind 5 to 10 mph becoming north northwest in the evening.
Friday
Sunny, with a high near 78. West northwest wind 5 to 10 mph becoming east southeast in the afternoon.
Friday Night
Partly cloudy, with a low around 55. East southeast wind around 10 mph.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Mostly cloudy, with a low around 57.
Sunday
Partly sunny, with a high near 78.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 75.
Click Map For Forecast
Point Forecast:
3 Miles WNW San Marcos TX
 29.9°N 97.97°W (Elev. 686 ft)
1:00 am CDT Mar 19, 2024
1am CDT Mar 19, 2024-6pm CDT Mar 25, 2024
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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