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

Hazardous Weather Conditions

Current conditions at

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

Fog

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 64°F (18°C)
Visibility 0.15 mi
Last update 7 Mar 6:35 am EST
Extended Forecast for

Saint Simons Island GA

Dense Fog Advisory March 7, 06:56am until March 7, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory March 7, 06:56am until March 7, 09:00am

    NOW until 9:00am Sat

    Dense Fog Advisory

  • Today

    High: 75 °F

    Dense Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 59. Light and variable wind becoming south around 5 mph.

    Low: 59 °F

    Patchy Fog

  • Sunday

    Sunday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 79. Light south wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 30%.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 60. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 79. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Today
Widespread dense fog, mainly before 9am. Otherwise, partly sunny, with a high near 75. Calm wind becoming southeast 5 to 9 mph in the morning.
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 59. Light and variable wind becoming south around 5 mph.
Sunday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 79. Light south wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 60. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 79. Calm wind becoming south 5 to 7 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly cloudy, with a high near 79.
Wednesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 62.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 49.
Friday
A 20 percent chance of showers. Sunny, with a high near 65.
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:
6:01 am EST Mar 7, 2026
Forecast Valid:
6am EST Mar 7, 2026-6pm EDT Mar 13, 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