Claudette Impacts the Southeast U.S.; Severe Thunderstorms Sunday; A Heat Wave Persists in West

Heavy rainfall from Claudette may bring additional flash, urban and small stream flooding from Georgia into the Carolinas on Sunday. Scattered severe thunderstorms may occur Sunday across parts of the Midwest into the Great Lakes and Ohio Valley. The dangerous and record-breaking heat and critical fire weather conditions will continue across much of the western U.S. on Sunday. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

80°F

27°C

Humidity 87%
Wind Speed S 9 mph
Barometer 29.89 in (1011.2 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 19 Jun 11:56 pm CDT
Extended Forecast for

3 Miles NNW San Marcos Municipal Airport TX

  • Overnight

    Overnight: Mostly clear, with a low around 72. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Mostly Clear

    Low: 72 °F

  • Sunday

    Sunday: Partly sunny, with a high near 95. Heat index values as high as 103. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    Partly Sunny

    High: 95 °F

  • Sunday
    Night

    Sunday Night: Increasing clouds, with a low around 76. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Increasing
    Clouds

    Low: 76 °F

  • Monday

    Monday: Partly sunny, with a high near 96. Heat index values as high as 108. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Partly Sunny

    High: 96 °F

  • Monday
    Night

    Monday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 73. Southeast wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

    Chance
    T-storms

    Low: 73 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 90. North northeast wind 5 to 10 mph.

    Chance
    T-storms

    High: 90 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 74. East wind 5 to 10 mph becoming light south southeast  after midnight.

    Partly Cloudy

    Low: 74 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 95. Light south southeast wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    Mostly Sunny

    High: 95 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 75. South southeast wind 5 to 10 mph.

    Mostly Clear

    Low: 75 °F

Detailed Forecast

Overnight
Mostly clear, with a low around 72. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 95. Heat index values as high as 103. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Increasing clouds, with a low around 76. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Partly sunny, with a high near 96. Heat index values as high as 108. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southeast wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 90. North northeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 74. East wind 5 to 10 mph becoming light south southeast after midnight.
Wednesday
Mostly sunny, with a high near 95. Light south southeast wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 75. South southeast wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 75.
Friday
Mostly sunny, with a high near 96.
Friday Night
Mostly clear, with a low around 74.
Saturday
Mostly sunny, with a high near 97.
Click Map For Forecast
Point Forecast:
3 Miles NNW San Marcos Municipal Airport TX
 29.95°N 97.89°W (Elev. 646 ft)
11:40 pm CDT Jun 19, 2021
12am CDT Jun 20, 2021-6pm CDT Jun 25, 2021
 
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