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Hazardous Weather Conditions

Current conditions at

Myrtle Beach International Airport (KMYR)

Lat: 33.68°NLon: 78.93°WElev: 25ft.

Fair

84°F

29°C

Humidity 97%
Wind Speed S 3 mph
Barometer 29.98 in (1015.1 mb)
Dewpoint 83°F (28°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 20 Aug 1:53 am EDT
Extended Forecast for

Murrells Inlet SC

Heat Advisory August 20, 11:00am until August 20, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly clear, with a low around 79. Calm wind.

    Low: 79 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 91. Heat index values as high as 107. Calm wind becoming southeast 5 to 9 mph in the afternoon.

    High: 91 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 78. South wind 3 to 7 mph.

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 91. Heat index values as high as 108. Light south wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °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 3 to 8 mph. Winds could gust as high as 15 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 89. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Partly 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 after 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °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 89. Chance of precipitation is 30%.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 79. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 91. Heat index values as high as 107. Calm wind becoming southeast 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 78. South wind 3 to 7 mph.
Friday
A chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 91. Heat index values as high as 108. Light south wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southwest wind 3 to 8 mph. Winds could gust as high as 15 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 89. 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 after 2am. Mostly cloudy, with a low around 74. 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 89. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 75.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Murrells Inlet SC
 33.57°N 79.03°W (Elev. 3 ft)
Last Update:
6:04 pm EDT Aug 19, 2026
Forecast Valid:
2am EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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