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

86°F

30°C

Humidity 75%
Wind Speed SE 9 mph
Barometer 30.06 in (1018.0 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 1 Sep 3:53 pm EDT
Extended Forecast for

Myrtle Beach SC

  • Tonight

    Tonight: Mostly clear, with a low around 76. South wind 5 to 8 mph becoming calm after midnight.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, sunny, with a high near 89. Heat index values as high as 101. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. South wind 3 to 7 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Heat index values as high as 103. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 76. Southwest wind 3 to 7 mph.

    Low: 76 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Chance of precipitation is 40%.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 50%.

    Low: 75 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 76. South wind 5 to 8 mph becoming calm after midnight.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 89. Heat index values as high as 101. Calm wind becoming south 5 to 9 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 76. South wind 3 to 7 mph.
Thursday
Sunny, with a high near 88. Heat index values as high as 103. Calm wind becoming south 5 to 9 mph in the afternoon.
Thursday Night
Clear, with a low around 76. Southwest wind 3 to 7 mph.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 76.
Saturday
A chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Labor Day
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Myrtle Beach SC
 33.69°N 78.9°W (Elev. 23 ft)
Last Update:
3:02 pm EDT Sep 1, 2026
Forecast Valid:
5pm EDT Sep 1, 2026-6pm EDT Sep 8, 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