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.

Partly Cloudy

54°F

12°C

Humidity 94%
Wind Speed SW 9 mph
Barometer 30.05 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 21 Mar 5:35 am EDT
Extended Forecast for

Saint Simons GA

  • Today

    Today: Sunny, with a high near 83. West wind 5 to 10 mph, with gusts as high as 16 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. West wind around 6 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. West wind 6 to 9 mph, with gusts as high as 15 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. Southwest wind 5 to 7 mph, with gusts as high as 16 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. West wind 7 to 10 mph, with gusts as high as 16 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of showers before 11pm, then a slight chance of showers and thunderstorms between 11pm and 2am. Partly cloudy, with a low around 58. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 67. Breezy.

    High: 67 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 8am. Partly sunny, with a high near 73.

    High: 73 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 83. West wind 5 to 10 mph, with gusts as high as 16 mph.
Tonight
Mostly clear, with a low around 58. West wind around 6 mph.
Sunday
Sunny, with a high near 83. West wind 6 to 9 mph, with gusts as high as 15 mph.
Sunday Night
Mostly clear, with a low around 58. Southwest wind 5 to 7 mph, with gusts as high as 16 mph.
Monday
Sunny, with a high near 83. West wind 7 to 10 mph, with gusts as high as 16 mph.
Monday Night
A slight chance of showers before 11pm, then a slight chance of showers and thunderstorms between 11pm and 2am. Partly cloudy, with a low around 58. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 67. Breezy.
Tuesday Night
A 30 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 57.
Wednesday
A 30 percent chance of showers, mainly before 8am. Partly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.19°N 81.39°W
Last Update:
2:21 am EDT Mar 21, 2026
Forecast Valid:
5am EDT Mar 21, 2026-6pm EDT Mar 27, 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