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.

A Few Clouds

28°C

82°F

Humidity 89%
Wind Speed S 9 km/h
Barometer 30.04 in
Dewpoint 26°C (79°F)
Visibility 16 km
Heat Index33°C (91°F)
Last update 12 Jul 10:35 pm EDT
Extended Forecast for

2 Miles S Saint Simons GA

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 25. Southwest wind 13 to 16 km/h, with gusts as high as 26 km/h.

    Low: 25 °C

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 34. Heat index values as high as 42. West wind 11 to 13 km/h becoming northeast in the afternoon.

    High: 34 °C

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 26. South wind 11 to 14 km/h becoming west after midnight.

    Low: 26 °C

    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 33. Heat index values as high as 39. Northwest wind 8 to 13 km/h becoming east in the afternoon.

    High: 33 °C

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 26. East wind 5 to 10 km/h becoming calm after midnight.

    Low: 26 °C

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 31. Chance of precipitation is 50%.

    High: 31 °C

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 26.

    Low: 26 °C

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 31. Breezy. Chance of precipitation is 70%.

    High: 31 °C

    Showers
    Likely then
    T-storms
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 26. Chance of precipitation is 60%.

    Low: 26 °C

    T-storms
    Likely then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 25. Southwest wind 13 to 16 km/h, with gusts as high as 26 km/h.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 34. Heat index values as high as 42. West wind 11 to 13 km/h becoming northeast in the afternoon.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 26. South wind 11 to 14 km/h becoming west after midnight.
Monday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 33. Heat index values as high as 39. Northwest wind 8 to 13 km/h becoming east in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 26. East wind 5 to 10 km/h becoming calm after midnight.
Tuesday
A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 31. Chance of precipitation is 50%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 26.
Wednesday
Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 31. Breezy. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 26. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 32. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 32.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 26.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Saint Simons GA
 31.14°N 81.39°W
Last Update:
7:01 pm EDT Jul 12, 2025
Forecast Valid:
10pm EDT Jul 12, 2025-6pm EDT Jul 19, 2025
 
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