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

Hazardous Weather Conditions

Current conditions at

Myrtle Beach International Airport (KMYR)

Lat: 33.68°NLon: 78.93°WElev: 25ft.

Fair

81°F

27°C

Humidity 69%
Wind Speed SE 13 mph
Barometer 30.29 in (1025.6 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 18 May 12:53 pm EDT
Extended Forecast for

Myrtle Beach SC

Coastal Flood Advisory May 18, 08:00pm until May 18, 11:00pm
Click here for hazard details and duration
...

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. South wind 8 to 10 mph, with gusts as high as 15 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. South wind 5 to 8 mph becoming calm after midnight.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. South wind 5 to 7 mph becoming calm after midnight.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Light and variable wind becoming south 6 to 11 mph in the afternoon.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers. Partly cloudy, with a low around 71. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before 2pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 78. South wind 8 to 10 mph, with gusts as high as 15 mph.
Tonight
Mostly clear, with a low around 69. South wind 5 to 8 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 77. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 69. South wind 5 to 7 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 78. Light and variable wind becoming south 6 to 11 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 79.
Thursday Night
A chance of showers. Partly cloudy, with a low around 71. Chance of precipitation is 40%.
Friday
Showers likely, mainly before 2pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Friday Night
A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Myrtle Beach SC
 33.69°N 78.88°W (Elev. 0 ft)
Last Update:
1:18 pm EDT May 18, 2026
Forecast Valid:
1pm EDT May 18, 2026-6pm EDT May 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation