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

68°F

20°C

Humidity 100%
Wind Speed SW 6 mph
Barometer 30.08 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 11 Mar 3:55 am EDT
Extended Forecast for

3 Miles S Saint Simons GA

  • Today

    Today: Mostly sunny, with a high near 80. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 16 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 64. South wind 7 to 14 mph, with gusts as high as 21 mph.

    Low: 64 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 77. Southwest wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 77 °F

    Showers

  • Thursday Night

    Thursday Night: Showers, mainly before 8pm. Low around 53. Breezy, with a northeast wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 53 °F

    Breezy.
    Showers then
    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 69. Northeast wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 80. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 16 mph.
Tonight
Mostly cloudy, with a low around 64. South wind 7 to 14 mph, with gusts as high as 21 mph.
Thursday
Showers and possibly a thunderstorm. High near 77. Southwest wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers, mainly before 8pm. Low around 53. Breezy, with a northeast wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Friday
Mostly sunny, with a high near 69. Northeast wind 10 to 13 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
A 30 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 62.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 74.
Monday Night
Mostly cloudy, with a low around 44. Breezy.
Tuesday
Mostly sunny, with a high near 57. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Saint Simons GA
 31.14°N 81.39°W
Last Update:
3:21 am EDT Mar 11, 2026
Forecast Valid:
4am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
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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