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

29°C

85°F

Humidity 82%
Wind Speed SE 20 km/h
Barometer 1016.2 mb (30.01 in)
Dewpoint 26°C (79°F)
Visibility 16 km
Heat Index37°C (98°F)
Last update 13 Jul 3:53 pm EDT
Extended Forecast for

Myrtle Beach SC

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 24. Southeast wind 6 to 11 km/h becoming light south in the evening.

    Low: 24 °C

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: A chance of showers and thunderstorms, mainly between 2pm and 4pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 31. Light east wind becoming southeast 9 to 14 km/h in the morning. Chance of precipitation is 30%.

    High: 31 °C

    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24. Southeast wind 5 to 10 km/h becoming calm after midnight.

    Low: 24 °C

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 31. Southeast wind 5 to 10 km/h increasing to 11 to 16 km/h in the afternoon. Winds could gust as high as 24 km/h. Chance of precipitation is 50%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    High: 31 °C

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 25. South wind 10 to 13 km/h, with gusts as high as 24 km/h. Chance of precipitation is 30%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Low: 25 °C

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 31. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    High: 31 °C

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm. Partly cloudy, with a low around 25. Chance of precipitation is 30%.

    Low: 25 °C

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms. Partly sunny, with a high near 31. Chance of precipitation is 50%.

    High: 31 °C

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25.

    Low: 25 °C

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 24. Southeast wind 6 to 11 km/h becoming light south in the evening.
Monday
A chance of showers and thunderstorms, mainly between 2pm and 4pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 31. Light east wind becoming southeast 9 to 14 km/h in the morning. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 24. Southeast wind 5 to 10 km/h becoming calm after midnight.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 31. Southeast wind 5 to 10 km/h increasing to 11 to 16 km/h in the afternoon. Winds could gust as high as 24 km/h. Chance of precipitation is 50%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 25. South wind 10 to 13 km/h, with gusts as high as 24 km/h. Chance of precipitation is 30%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 31. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers before 8pm. Partly cloudy, with a low around 25. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 31. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 25.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 32. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 26.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 33. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 32. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Myrtle Beach SC
 33.71°N 78.9°W (Elev. 20 m)
Last Update:
4:41 pm EDT Jul 13, 2025
Forecast Valid:
4pm EDT Jul 13, 2025-6pm EDT Jul 20, 2025
 
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