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.

Overcast

81°F

27°C

Humidity 79%
Wind Speed NE 12 G 20 mph
Barometer 30.22 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 16 Sep 6:55 pm EDT
Extended Forecast for

Saint Simons GA

  • Tonight

    Tonight: A slight chance of showers before 8pm, then a slight chance of showers after 4am. Partly cloudy, with a low around 74. Breezy, with an east wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    Showers and
    Breezy

  • Thursday

    Thursday: A slight chance of showers before 2pm, then a slight chance of showers after 4pm. Mostly sunny, with a high near 87. Breezy, with a northeast wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 73. Northeast wind 6 to 11 mph, with gusts as high as 17 mph.

    Low: 73 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 87. East wind 7 to 11 mph, with gusts as high as 17 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. East wind around 6 mph becoming calm after midnight.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers before 8pm, then a slight chance of showers after 4am. Partly cloudy, with a low around 74. Breezy, with an east wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Thursday
A slight chance of showers before 2pm, then a slight chance of showers after 4pm. Mostly sunny, with a high near 87. Breezy, with a northeast wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 73. Northeast wind 6 to 11 mph, with gusts as high as 17 mph.
Friday
Sunny, with a high near 87. East wind 7 to 11 mph, with gusts as high as 17 mph.
Friday Night
Mostly clear, with a low around 74. East wind around 6 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 75.
Sunday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 75.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 85. Breezy. Chance of precipitation is 70%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.16°N 81.39°W
Last Update:
5:56 pm EDT Sep 16, 2026
Forecast Valid:
7pm EDT Sep 16, 2026-6pm EDT Sep 23, 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