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.

Fog/Mist

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 54°F (12°C)
Visibility 5.00 mi
Last update 21 Nov 3:35 am EST
Extended Forecast for

Sullivan's Island SC

  • Overnight

    Overnight: Patchy dense fog. Otherwise, mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Patchy Dense
    Fog

  • Friday

    Friday: Areas of dense fog between 7am and 8am. Otherwise, partly sunny, with a high near 71. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 71 °F

    Areas Dense
    Fog then
    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. Southwest wind around 8 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Southwest wind 8 to 11 mph.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. Southwest wind around 8 mph becoming north after midnight.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy dense fog. Otherwise, mostly cloudy, with a low around 60. Calm wind.
Friday
Areas of dense fog between 7am and 8am. Otherwise, partly sunny, with a high near 71. Calm wind becoming southwest 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 61. Southwest wind around 8 mph.
Saturday
Mostly sunny, with a high near 73. Southwest wind 8 to 11 mph.
Saturday Night
Partly cloudy, with a low around 58. Southwest wind around 8 mph becoming north after midnight.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 67.
Monday Night
Mostly cloudy, with a low around 59.
Tuesday
Mostly cloudy, with a high near 71.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 62.
Wednesday
Partly sunny, with a high near 71.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Thanksgiving Day
A 20 percent chance of showers. Mostly cloudy, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sullivan's Island SC
 32.76°N 79.85°W (Elev. 0 ft)
Last Update:
1:30 am EST Nov 21, 2025
Forecast Valid:
3am EST Nov 21, 2025-6pm EST Nov 27, 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