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 63%
Wind Speed NE 13 mph
Barometer 30.36 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 29 Nov 8:55 am EST
Extended Forecast for

Saint Simons GA

  • Today

    Today: Mostly cloudy, with a high near 63. Breezy, with a northeast wind 13 to 16 mph, with gusts as high as 24 mph.

    High: 63 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Northeast wind 5 to 13 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 71. Northeast wind 3 to 6 mph.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. Calm wind becoming north around 5 mph after midnight.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Cloudy, with a high near 67. Northeast wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 67 °F

    Cloudy

  • Monday Night

    Monday Night: A slight chance of showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and 1am, then a chance of showers after 1am. Cloudy, with a low around 57. Chance of precipitation is 40%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 63. Breezy, with a northeast wind 13 to 16 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, with a low around 52. Northeast wind 5 to 13 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 71. Northeast wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 53. Calm wind becoming north around 5 mph after midnight.
Monday
Cloudy, with a high near 67. Northeast wind 6 to 11 mph, with gusts as high as 20 mph.
Monday Night
A slight chance of showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and 1am, then a chance of showers after 1am. Cloudy, with a low around 57. Chance of precipitation is 40%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Tuesday Night
Mostly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 64.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
A 20 percent chance of showers. Mostly cloudy, 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 GA
 31.18°N 81.36°W
Last Update:
8:26 am EST Nov 29, 2025
Forecast Valid:
9am EST Nov 29, 2025-6pm EST Dec 5, 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