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

63°F

17°C

Humidity 68%
Wind Speed SW 7 mph
Barometer 30.01 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 22 Mar 2:35 am EDT
Extended Forecast for

Saint Simons GA

  • Overnight

    Overnight: Clear, with a low around 56. West wind around 6 mph.

    Low: 56 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 84. West wind 6 to 9 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. Southwest wind 6 to 8 mph, with gusts as high as 15 mph.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84. West wind 7 to 11 mph, with gusts as high as 17 mph.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers before 2am. Partly cloudy, with a low around 57. Light and variable wind becoming north 5 to 8 mph after midnight. Winds could gust as high as 16 mph.

    Low: 57 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 63. Breezy. Chance of precipitation is 40%.

    High: 63 °F

    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers. Cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before 2pm. Mostly cloudy, with a high near 70.

    High: 70 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 56. West wind around 6 mph.
Sunday
Sunny, with a high near 84. West wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 59. Southwest wind 6 to 8 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 84. West wind 7 to 11 mph, with gusts as high as 17 mph.
Monday Night
A 30 percent chance of showers before 2am. Partly cloudy, with a low around 57. Light and variable wind becoming north 5 to 8 mph after midnight. Winds could gust as high as 16 mph.
Tuesday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 63. Breezy. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers. Cloudy, with a low around 55.
Wednesday
A 20 percent chance of showers before 2pm. Mostly cloudy, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 57.
Saturday
Mostly sunny, with a high near 71. Breezy.
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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 22, 2026
Forecast Valid:
2am EDT Mar 22, 2026-6pm EDT Mar 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