Current conditions at

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

Overcast

77°F

25°C

Humidity 100%
Wind Speed NW 7 mph
Barometer 30.00 in
Dewpoint 77°F (25°C)
Visibility 9.00 mi
Heat Index78°F (26°C)
Last update 3 Aug 7:35 am EDT
Extended Forecast for

Saint Simons Island GA

Flood Watch August 3, 12:00pm until August 4, 12:00am
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Showers and thunderstorms. Some of the storms could produce heavy rainfall.  High near 85. Light and variable wind becoming northeast 8 to 13 mph in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 85 °F

    Heavy Rain

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 11pm.  Low around 74. Northeast wind 5 to 10 mph becoming light east  after midnight. Winds could gust as high as 16 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 74 °F

    T-storms then
    Chance
    T-storms

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm.  Mostly sunny, with a high near 87. Heat index values as high as 100. Light and variable wind becoming northeast 5 to 9 mph in the morning.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Showers
    Likely then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 76. East wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 60%.

    Low: 76 °F

    T-storms
    Likely then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 2pm.  Mostly sunny, with a high near 89. Calm wind becoming east 5 to 8 mph in the morning.  Chance of precipitation is 60%.

    High: 89 °F

    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 75. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 2pm.  Mostly sunny, with a high near 89. Chance of precipitation is 70%.

    High: 89 °F

    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 75. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Showers
    Likely

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 2pm.  Mostly sunny, with a high near 88. Chance of precipitation is 70%.

    High: 88 °F

    T-storms
    Likely

Detailed Forecast

Today
Showers and thunderstorms. Some of the storms could produce heavy rainfall. High near 85. Light and variable wind becoming northeast 8 to 13 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Tonight
Showers and thunderstorms, mainly before 11pm. Low around 74. Northeast wind 5 to 10 mph becoming light east after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 87. Heat index values as high as 100. Light and variable wind becoming northeast 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 76. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 89. Calm wind becoming east 5 to 8 mph in the morning. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 88. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 89. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons Island GA
 31.21°N 81.36°W
7:41 am EDT Aug 3, 2025
7am EDT Aug 3, 2025-6pm EDT Aug 9, 2025
 
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Additional Resources

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