National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mount Pleasant Regional-Faison Field (KLRO)

Lat: 32.9°NLon: 79.78°WElev: 13ft.

Partly Cloudy

82°F

28°C

Humidity 89%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 79°F (26°C)
Visibility 9.00 mi
Heat Index91°F (33°C)
Last update 4 Oct 3:35 pm EDT
Extended Forecast for

Sullivan's Island SC

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 4am, then a chance of showers and thunderstorms after 4am. Cloudy, with a low around 67. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 67 °F

    Showers
    Likely

  • Monday

    Monday: Showers and thunderstorms likely before 2pm, then a chance of showers. Cloudy, with a high near 77. North wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 77 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Cloudy, with a low around 65. Northeast wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers before 2pm. Mostly cloudy, with a high near 74. Windy, with a northeast wind 18 to 23 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 74 °F

    Slight Chance
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 61. Breezy.

    Low: 61 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 4am, then a chance of showers and thunderstorms after 4am. Cloudy, with a low around 67. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Showers and thunderstorms likely before 2pm, then a chance of showers. Cloudy, with a high near 77. North wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Cloudy, with a low around 65. Northeast wind 8 to 10 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of showers before 2pm. Mostly cloudy, with a high near 74. Windy, with a northeast wind 18 to 23 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 36 mph.
Tuesday Night
Mostly cloudy, with a low around 61. Breezy.
Wednesday
Partly sunny, with a high near 77.
Wednesday Night
Mostly cloudy, with a low around 62.
Thursday
Partly sunny, with a high near 78.
Thursday Night
Mostly cloudy, with a low around 65.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 79.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 77. Breezy. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 68. Breezy. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. Breezy. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Sullivan's Island SC
 32.78°N 79.82°W (Elev. 3 ft)
Last Update:
2:42 pm EDT Oct 4, 2026
Forecast Valid:
3pm EDT Oct 4, 2026-6pm EDT Oct 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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