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

73°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 4 Nov 10:35 pm EST
Extended Forecast for

Saint Simons Island GA

  • Tonight

    Tonight: Mostly cloudy, with a low around 68. Southeast wind 5 to 8 mph becoming calm after midnight.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers between 3pm and 4pm. Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then becoming sunny, with a high near 79. Calm wind becoming south around 6 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 80. Calm wind becoming southwest around 6 mph.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 59. Light and variable wind.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 68. Southeast wind 5 to 8 mph becoming calm after midnight.
Thursday
A 20 percent chance of showers between 3pm and 4pm. Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then becoming sunny, with a high near 79. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 65. Calm wind.
Friday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 80. Calm wind becoming southwest around 6 mph.
Friday Night
Mostly cloudy, with a low around 59. Light and variable wind.
Saturday
Sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 71.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 53.
Veterans Day
A 20 percent chance of showers. Partly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons Island GA
 31.21°N 81.36°W
Last Update:
7:26 pm EST Nov 4, 2026
Forecast Valid:
10pm EST Nov 4, 2026-6pm EST Nov 11, 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