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

Myrtle Beach International Airport (KMYR)

Lat: 33.68°NLon: 78.93°WElev: 25ft.

Fair

78°F

26°C

Humidity 40%
Wind Speed W 8 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Mar 12:53 pm EDT
Extended Forecast for

Myrtle Beach SC

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 77. West wind around 8 mph.

    High: 77 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 77. Southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. Southwest wind 8 to 10 mph, with gusts as high as 16 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Sunny, with a high near 79. West wind around 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 49. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 77. West wind around 8 mph.
Tonight
Partly cloudy, with a low around 58. South wind around 5 mph.
Sunday
Sunny, with a high near 77. Southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 63. Southwest wind 8 to 10 mph, with gusts as high as 16 mph.
Monday
A chance of showers and thunderstorms after 2pm. Sunny, with a high near 79. West wind around 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 49. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 49.
Wednesday
Partly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Myrtle Beach SC
 33.71°N 78.87°W (Elev. 23 ft)
Last Update:
8:56 am EDT Mar 21, 2026
Forecast Valid:
1pm EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation