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.

Fog/Mist

64°F

18°C

Humidity 100%
Wind Speed W 7 mph
Barometer 30.05 in
Dewpoint 64°F (18°C)
Visibility 2.00 mi
Last update 11 Jan 5:15 am EST
Extended Forecast for

Saint Simons GA

  • Today

    Today: A 30 percent chance of showers, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 63. Breezy, with a northwest wind 7 to 17 mph, with gusts as high as 24 mph.

    High: 63 °F

    Breezy.
    Chance
    Showers then
    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 35. Wind chill values as low as 28. Breezy, with a north wind 13 to 16 mph, with gusts as high as 21 mph.

    Low: 35 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 53. Wind chill values as low as 27 early. Northeast wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 53 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. North wind 3 to 5 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 59. North wind around 6 mph becoming east in the afternoon.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers. Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 55. Breezy.

    High: 55 °F

    Slight Chance
    Showers and
    Breezy

Detailed Forecast

Today
A 30 percent chance of showers, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 63. Breezy, with a northwest wind 7 to 17 mph, with gusts as high as 24 mph.
Tonight
Partly cloudy, with a low around 35. Wind chill values as low as 28. Breezy, with a north wind 13 to 16 mph, with gusts as high as 21 mph.
Monday
Partly sunny, with a high near 53. Wind chill values as low as 27 early. Northeast wind 8 to 10 mph, with gusts as high as 17 mph.
Monday Night
Partly cloudy, with a low around 39. North wind 3 to 5 mph.
Tuesday
Sunny, with a high near 59. North wind around 6 mph becoming east in the afternoon.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 45.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 60.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43.
Thursday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 55. Breezy.
Thursday Night
Widespread frost after 1am. Otherwise, mostly clear, with a low around 32.
Friday
Sunny, with a high near 55.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 62.
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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:
4:21 am EST Jan 11, 2026
Forecast Valid:
5am EST Jan 11, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation