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

70°F

21°C

Humidity 88%
Wind Speed SE 10 mph
Barometer 30.15 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 9 Jan 2:35 pm EST
Extended Forecast for

Saint Simons GA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 72. Southeast wind around 7 mph.

    High: 72 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 59. Light south wind.

    Low: 59 °F

    Cloudy

  • Saturday

    Saturday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 75. Light south wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 15 mph.

    High: 75 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am. Increasing clouds, with a low around 54. South wind 3 to 5 mph.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 67. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 67 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 72. Southeast wind around 7 mph.
Tonight
Cloudy, with a low around 59. Light south wind.
Saturday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 75. Light south wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 15 mph.
Saturday Night
A 30 percent chance of showers after 1am. Increasing clouds, with a low around 54. South wind 3 to 5 mph.
Sunday
Mostly cloudy, with a high near 67. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 42.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 61.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 41.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.19°N 81.39°W
Last Update:
2:46 pm EST Jan 9, 2026
Forecast Valid:
2pm EST Jan 9, 2026-6pm EST Jan 15, 2026
 
Forecast Discussion
 
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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