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Heavy Rain and Thunderstorms in the Deep South and portions of the east coast

A slow moving frontal boundary will continue to bring areas of heavy rain and thunderstorms in the Deep South and East coast early this week. A low pressure system will keep conditions wet and cool through mid-week in the Upper Midwest. High pressure over the west will shift east allowing cooling along the coast, and intensifying the heat for the interior Pacific NW and Great Basin. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

N/A

Humidity NA
Wind Speed SE 9 mph
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update 29 May 10:45 am CDT
Extended Forecast for

San Marcos TX

  • Memorial
    Day

    Memorial Day: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 80. East northeast wind around 5 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 80 °F

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, with a low around 66. East wind around 5 mph becoming calm  in the evening.

    Chance
    T-storms

    Low: 66 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.

    Chance
    T-storms

    High: 84 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. East southeast wind around 5 mph becoming calm  after midnight.

    Chance
    T-storms

    Low: 68 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 84. East southeast wind 5 to 10 mph.

    Chance
    T-storms

    High: 84 °F

  • Wednesday
    Night

    Wednesday Night: Showers and thunderstorms likely, mainly after 8pm.  Cloudy, with a low around 69. East southeast wind around 5 mph.  Chance of precipitation is 60%.

    T-storms
    Likely

    Low: 69 °F

  • Thursday

    Thursday: Showers and thunderstorms likely.  Cloudy, with a high near 83. East southeast wind around 5 mph.  Chance of precipitation is 60%.

    T-storms
    Likely

    High: 83 °F

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms likely, mainly before 8pm.  Mostly cloudy, with a low around 71. South southeast wind 5 to 10 mph.  Chance of precipitation is 60%.

    T-storms
    Likely then
    Chance
    T-storms

    Low: 71 °F

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 87. South wind around 5 mph.

    Chance
    T-storms

    High: 87 °F

Detailed Forecast

Memorial Day
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. East northeast wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East southeast wind around 5 mph becoming calm after midnight.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. East southeast wind 5 to 10 mph.
Wednesday Night
Showers and thunderstorms likely, mainly after 8pm. Cloudy, with a low around 69. East southeast wind around 5 mph. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely. Cloudy, with a high near 83. East southeast wind around 5 mph. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 71. South southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 87. South wind around 5 mph.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 72.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Click Map For Forecast
Point Forecast:
San Marcos TX
 29.88°N 97.94°W (Elev. 577 ft)
8:31 am CDT May 29, 2017
11am CDT May 29, 2017-6pm CDT Jun 4, 2017
 
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