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

50°F

10°C

Humidity 43%
Wind Speed N 9 mph
Barometer 30.30 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 11 Jan 10:15 pm EST
Extended Forecast for

Saint Simons GA

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Wind chill values as low as 30. North wind around 14 mph, with gusts as high as 21 mph.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 53. Wind chill values as low as 30 early. North wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 53 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. North wind 5 to 7 mph.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. North wind 5 to 7 mph becoming light and variable in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Light and variable wind.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 54. Breezy.

    High: 54 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Patchy frost after 4am. Otherwise, clear, with a low around 30.

    Low: 30 °F

    Clear then
    Patchy Frost

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Wind chill values as low as 30. North wind around 14 mph, with gusts as high as 21 mph.
Monday
Partly sunny, with a high near 53. Wind chill values as low as 30 early. North wind 10 to 14 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 37. North wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 59. North wind 5 to 7 mph becoming light and variable in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 44. Light and variable wind.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 58.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 43.
Thursday
Sunny, with a high near 54. Breezy.
Thursday Night
Patchy frost after 4am. Otherwise, clear, with a low around 30.
Friday
Patchy frost before 8am. Otherwise, sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 38.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 40.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.16°N 81.39°W
Last Update:
6:26 pm EST Jan 11, 2026
Forecast Valid:
10pm EST Jan 11, 2026-6pm EST Jan 18, 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