National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

Fair

48°F

9°C

Humidity 58%
Wind Speed S 6 mph
Barometer 30.19 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 16 Jan 8:35 pm EST
Extended Forecast for

Saint Simons Island GA

Freeze Watch January 19, 12:00am until January 19, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Tonight

    Tonight: Mostly clear, with a low around 40. South wind 3 to 5 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 64. South wind 5 to 7 mph.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 38. Calm wind becoming north around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, mainly before 1pm. High near 51. Northwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 51 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. Northwest wind around 6 mph.

    Low: 28 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 40. South wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 64. South wind 5 to 7 mph.
Saturday Night
A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 38. Calm wind becoming north around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly before 1pm. High near 51. Northwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Sunday Night
Mostly clear, with a low around 28. Northwest wind around 6 mph.
M.L.King Day
Sunny, with a high near 54.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
A 20 percent chance of showers. Mostly cloudy, with a high near 63.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons Island GA
 31.21°N 81.36°W
Last Update:
3:27 pm EST Jan 16, 2026
Forecast Valid:
8pm EST Jan 16, 2026-6pm EST Jan 23, 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