Current conditions at

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

Thunderstorm in Vicinity Fog/Mist

77°F

25°C

Humidity 100%
Wind Speed NW 7 mph
Barometer 29.94 in
Dewpoint 77°F (25°C)
Visibility 1.50 mi
Heat Index78°F (26°C)
Last update 17 Aug 3:35 am EDT
Extended Forecast for

3 Miles S Saint Simons GA

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 76. Northeast wind around 5 mph.

    Low: 76 °F

    Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 87. Heat index values as high as 100. Northeast wind 8 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 87 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am.  Partly cloudy, with a low around 77. East wind 5 to 10 mph, with gusts as high as 16 mph.  Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 7am.  Sunny, with a high near 88. Northeast wind 7 to 10 mph, with gusts as high as 16 mph.  Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. East wind 3 to 8 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 2pm.  Sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers.  Mostly clear, with a low around 76. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms.  Sunny, with a high near 91.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 8pm.  Mostly clear, with a low around 77. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Northeast wind around 5 mph.
Sunday
Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 87. Heat index values as high as 100. Northeast wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Partly cloudy, with a low around 77. East wind 5 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Monday
A slight chance of thunderstorms before 7am, then a slight chance of showers and thunderstorms after 7am. Sunny, with a high near 88. Northeast wind 7 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 77. East wind 3 to 8 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly clear, with a low around 76. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 91.
Wednesday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 77. Chance of precipitation is 30%.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 70%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Saint Simons GA
 31.14°N 81.39°W
3:26 am EDT Aug 17, 2025
3am EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
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