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

64°F

18°C

Humidity 56%
Wind Speed E 9 mph
Barometer 30.13 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 22 Jan 2:55 pm EST
Extended Forecast for

Saint Simons GA

  • This Afternoon

    This Afternoon: Sunny, with a high near 64. East wind around 7 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly clear, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 68. North wind 3 to 7 mph.

    High: 68 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 49. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 49 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 1pm. Cloudy, with a high near 58. Breezy, with a northeast wind 13 to 16 mph, with gusts as high as 24 mph.

    High: 58 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers. Low around 43. Chance of precipitation is 80%.

    Low: 43 °F

    Showers

  • Monday

    Monday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 55. Breezy.

    High: 55 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 64. East wind around 7 mph.
Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 49. Calm wind.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 68. North wind 3 to 7 mph.
Friday Night
Mostly cloudy, with a low around 49. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A 30 percent chance of showers, mainly after 1pm. Cloudy, with a high near 58. Breezy, with a northeast wind 13 to 16 mph, with gusts as high as 24 mph.
Saturday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 47.
Sunday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 72.
Sunday Night
Showers. Low around 43. Chance of precipitation is 80%.
Monday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 55. Breezy.
Monday Night
Patchy frost after 2am. Otherwise, mostly clear, with a low around 28.
Tuesday
Patchy frost. Otherwise, sunny, with a high near 48.
Tuesday Night
Mostly clear, with a low around 33.
Wednesday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.18°N 81.36°W
Last Update:
1:11 pm EST Jan 22, 2026
Forecast Valid:
3pm EST Jan 22, 2026-6pm EST Jan 28, 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