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.

Overcast

79°F

26°C

Humidity 90%
Wind Speed N 3 mph
Barometer 30.03 in (1017.0 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 29 Jul 9:53 pm EDT
Extended Forecast for

Myrtle Beach International Airport SC

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly between 2am and 5am. Partly cloudy, with a low around 78. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 78 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 89. Heat index values as high as 103. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Southwest wind 3 to 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 78 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 91. Heat index values as high as 108. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 79. Southwest wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 79 °F

    T-storms
    Likely

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 92 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 74. Chance of precipitation is 80%.

    Low: 74 °F

    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 83. Chance of precipitation is 80%.

    High: 83 °F

    Showers
    Likely then
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 72. Chance of precipitation is 80%.

    Low: 72 °F

    T-storms then
    Showers
    Likely

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly between 2am and 5am. Partly cloudy, with a low around 78. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 89. Heat index values as high as 103. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Southwest wind 3 to 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 91. Heat index values as high as 108. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 79. Southwest wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 74. Chance of precipitation is 80%.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 83. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 72. Chance of precipitation is 80%.
Sunday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Myrtle Beach International Airport SC
 33.67°N 78.93°W (Elev. 20 ft)
Last Update:
9:37 pm EDT Jul 29, 2025
Forecast Valid:
10pm EDT Jul 29, 2025-6pm EDT Aug 5, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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