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

64°F

18°C

Humidity 100%
Wind Speed E 6 mph
Barometer 30.21 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 5 Mar 8:55 pm EST
Extended Forecast for

Saint Simons GA

  • Tonight

    Tonight: Areas of dense fog after 10pm. Otherwise, mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Areas Dense
    Fog

  • Friday

    Friday: Areas of dense fog before 10am. Otherwise, partly sunny, with a high near 75. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 75 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 58. Light southeast wind.

    Low: 58 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 75. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 75 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. Light southeast wind.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of dense fog after 10pm. Otherwise, mostly cloudy, with a low around 60. Calm wind.
Friday
Areas of dense fog before 10am. Otherwise, partly sunny, with a high near 75. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Friday Night
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 58. Light southeast wind.
Saturday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 75. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 58. Light southeast wind.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 78.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 60.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.19°N 81.39°W
Last Update:
2:57 pm EST Mar 5, 2026
Forecast Valid:
9pm EST Mar 5, 2026-6pm EDT Mar 12, 2026
 
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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