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

68°F

20°C

Humidity 94%
Wind Speed SW 7 mph
Barometer 30.15 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 10 Mar 2:35 am EDT
Extended Forecast for

Saint Simons GA

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 63. South wind around 6 mph.

    Low: 63 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. South wind 6 to 8 mph.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. Southwest wind 5 to 13 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65. South wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 77. Chance of precipitation is 90%.

    High: 77 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 63. South wind around 6 mph.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 64. South wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 81. Southwest wind 5 to 13 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 65. South wind 8 to 11 mph, with gusts as high as 20 mph.
Thursday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 77. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers. Low around 54. Chance of precipitation is 80%.
Friday
A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 62.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 73.
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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:
2:47 am EDT Mar 10, 2026
Forecast Valid:
2am EDT Mar 10, 2026-6pm EDT Mar 16, 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