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.

Overcast

64°F

18°C

Humidity 100%
Wind Speed W 5 mph
Barometer 30.08 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 11 Jan 7:35 am EST
Extended Forecast for

Saint Simons Island GA

  • Today

    Today: A 30 percent chance of showers, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 62. Breezy, with a northwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 62 °F

    Chance
    Showers then
    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Wind chill values as low as 27. North wind 11 to 14 mph, with gusts as high as 17 mph.

    Low: 34 °F

    Partly Cloudy

  • Monday

    Monday: Mostly 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 18 mph.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. North wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 59. Light and variable wind becoming north around 5 mph.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. 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 through mid morning, then gradual clearing, with a high near 62. Breezy, with a northwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 23 mph.
Tonight
Partly cloudy, with a low around 34. Wind chill values as low as 27. North wind 11 to 14 mph, with gusts as high as 17 mph.
Monday
Mostly 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 18 mph.
Monday Night
Partly cloudy, with a low around 37. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 59. Light and variable wind becoming north around 5 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 42.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 61.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 41.
Thursday
A 20 percent chance of showers before 1pm. Sunny, with a high near 55. Breezy.
Thursday Night
Widespread frost after 1am. Otherwise, mostly clear, with a low around 29.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 37.
Saturday
Mostly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons Island GA
 31.21°N 81.36°W
Last Update:
7:26 am EST Jan 11, 2026
Forecast Valid:
7am EST Jan 11, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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