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

88°F

31°C

Humidity 77%
Wind Speed SE 9 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 80°F (27°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 19 Aug 2:53 pm EDT
Extended Forecast for

5 Miles SSW Murrells Inlet SC

Heat Advisory August 20, 11:00am until August 20, 07:00pm
Heat Advisory August 19, 03:37pm until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
...
  •  
    Heat Advisory August 19, 03:37pm until August 19, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Tonight

    Low: 80 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 90. Heat index values as high as 102. Calm wind becoming southeast 5 to 9 mph in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 79. South wind 3 to 7 mph.

    Low: 79 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 89. Heat index values as high as 102. Light south wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 30%.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southwest wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 76 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Mostly Sunny
    then T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 80. Southeast wind 5 to 8 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 90. Heat index values as high as 102. Calm wind becoming southeast 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 79. South wind 3 to 7 mph.
Friday
A chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 89. Heat index values as high as 102. Light south wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southwest wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Sunday
A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 76. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Murrells Inlet SC
 33.48°N 79.1°W (Elev. 10 ft)
Last Update:
3:00 pm EDT Aug 19, 2026
Forecast Valid:
3pm EDT Aug 19, 2026-6pm EDT Aug 26, 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