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.

45°F

7°C

Humidity 93%
Wind Speed NE 5 mph
Barometer 30.28 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 8 Feb 8:55 pm EST
Extended Forecast for

Saint Simons Island GA

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Northeast wind 3 to 6 mph.

    Low: 41 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 61. East wind 3 to 7 mph.

    High: 61 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. West wind 3 to 5 mph.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 69.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 41. Northeast wind 3 to 6 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 61. East wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 43. Calm wind.
Tuesday
Sunny, with a high near 69. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 50. West wind 3 to 5 mph.
Wednesday
A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 69.
Wednesday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 47.
Friday
A 30 percent chance of showers. Mostly cloudy, with a high near 65.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 64.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 50.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons Island GA
 31.21°N 81.36°W
Last Update:
6:31 pm EST Feb 8, 2026
Forecast Valid:
9pm EST Feb 8, 2026-6pm EST Feb 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