Isaias to Bring Tropical Impacts Along the Eastern Seaboard

Isaias may bring life-threatening storm surge along portions of the immediate coastline and adjacent waterways of the Carolinas. Very heavy rainfall and life-threatening flash and urban flooding are expected along the storm's track up the Eastern Seaboard. A few tornadoes will be possible from the Virginia Tidewater into New England. Read More >

Current conditions at

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

Fair

78°F

26°C

Humidity 93%
Wind Speed SE 5 mph
Barometer 29.90 in (1012.6 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 4 Aug 3:53 am EDT
Extended Forecast for

Saint Simons Island GA

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms before 5am.  Partly cloudy, with a low around 77. South wind around 7 mph.

    Slight Chance
    T-storms

    Low: 77 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 92. Heat index values as high as 105. Light and variable wind becoming southeast 6 to 11 mph in the morning.

    Mostly Sunny
    then Chance
    T-storms

    High: 92 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 79. South wind 9 to 13 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 79 °F

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 11am.  Mostly sunny, with a high near 93. Heat index values as high as 107. Southeast wind 5 to 10 mph.  Chance of precipitation is 40%.

    Chance
    Showers then
    Chance
    T-storms

    High: 93 °F

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am.  Partly cloudy, with a low around 76. South wind 5 to 7 mph.

    Chance
    T-storms then
    Chance
    Showers

    Low: 76 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Mostly sunny, with a high near 92. Chance of precipitation is 60%.

    Chance
    Showers then
    Showers
    Likely

    High: 92 °F

  • Thursday
    Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms after 8pm.  Partly cloudy, with a low around 76. Chance of precipitation is 60%.

    Showers
    Likely then
    Slight Chance
    T-storms

    Low: 76 °F

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 92.

    Chance
    T-storms

    High: 92 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 77.

    Slight Chance
    T-storms

    Low: 77 °F

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms before 5am. Partly cloudy, with a low around 77. South wind around 7 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 105. Light and variable wind becoming southeast 6 to 11 mph in the morning.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 79. South wind 9 to 13 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 93. Heat index values as high as 107. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 76. South wind 5 to 7 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 76. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Click Map For Forecast
Point Forecast:
Saint Simons Island GA
 31.21°N 81.36°W
3:15 am EDT Aug 4, 2020
4am EDT Aug 4, 2020-6pm EDT Aug 10, 2020
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database