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

64°F

18°C

Humidity 88%
Wind Speed E 6 mph
Barometer 30.39 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 29 Mar 11:35 pm EDT
Extended Forecast for

Saint Simons Island GA

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. East wind 6 to 9 mph.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 74. East wind 6 to 10 mph.

    High: 74 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. East wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers. Partly sunny, with a high near 76. Light east wind becoming southeast 5 to 10 mph in the afternoon.

    High: 76 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming calm after midnight.

    Low: 60 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers before 2pm. Partly sunny, with a high near 77.

    High: 77 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. East wind 6 to 9 mph.
Monday
A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 74. East wind 6 to 10 mph.
Monday Night
Partly cloudy, with a low around 60. East wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 76. Light east wind becoming southeast 5 to 10 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming calm after midnight.
Wednesday
A 20 percent chance of showers before 2pm. Partly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 62.
Friday
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 78. Chance of precipitation is 20%.
Friday Night
A slight chance of thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 10%.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 79.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 63.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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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:
7:31 pm EDT Mar 29, 2026
Forecast Valid:
11pm EDT Mar 29, 2026-6pm EDT Apr 5, 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