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

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

Fair

57°F

14°C

Humidity 94%
Wind Speed E 10 mph
Barometer 30.05 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 28 Feb 5:55 pm EST
Extended Forecast for

Saint Simons Island GA

  • Tonight

    Tonight: Patchy dense fog after 1am. Otherwise, partly cloudy, with a low around 47. Light north wind.

    Low: 47 °F

    Mostly Clear
    then Patchy
    Dense Fog

  • Sunday

    Sunday: Areas of dense fog before 10am. Otherwise, mostly sunny, with a high near 68. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 68 °F

    Areas Dense
    Fog then
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 67. Light northeast wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 67 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 52. Northeast wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 52 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy dense fog after 1am. Otherwise, partly cloudy, with a low around 47. Light north wind.
Sunday
Areas of dense fog before 10am. Otherwise, mostly sunny, with a high near 68. Calm wind becoming northeast around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 49. Calm wind.
Monday
Mostly sunny, with a high near 67. Light northeast wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Monday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 52. Northeast wind 7 to 10 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 73.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 58.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 75.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58.
Saturday
A 40 percent chance of showers. Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons Island GA
 31.21°N 81.36°W
Last Update:
12:26 pm EST Feb 28, 2026
Forecast Valid:
6pm EST Feb 28, 2026-6pm EST Mar 7, 2026
 
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