East Coast Flash Flood/Severe Thunderstorm Threat Monday

A cold front and waves of low pressure will slowly shift across the Mid-Atlantic and Southeast states Monday and Tuesday. Heavy thunderstorms along this front may produce heavy rain and flash flooding with the highest threat Monday from Tennessee into New England. A few strong to severe thunderstorms are also possible mainly from Northern Maryland to southern New Jersey. Read More >

Current conditions at

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

Fair

80°F

27°C

Humidity 76%
Wind Speed Calm
Barometer 30.05 in (1017.6 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 22 Jul 7:53 am EDT
Extended Forecast for

Saint Simons Island GA

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 4pm.  Sunny, with a high near 91. Heat index values as high as 101. South wind 5 to 14 mph.

    Sunny then
    Slight Chance
    T-storms

    High: 91 °F

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 76. South wind 9 to 11 mph.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 76 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 91. Heat index values as high as 100. Southwest wind 6 to 13 mph becoming south in the afternoon.

    Sunny then
    Slight Chance
    T-storms

    High: 91 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 78. Breezy, with a south wind 12 to 17 mph becoming northwest 6 to 11 mph after midnight.

    Chance
    T-storms and
    Breezy

    Low: 78 °F

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm, then showers and thunderstorms after 11am.  High near 86. North wind 3 to 8 mph.  Chance of precipitation is 90%.

    T-storms
    Likely then
    T-storms

    High: 86 °F

  • Wednesday
    Night

    Wednesday Night: Showers and thunderstorms, mainly before 8pm.  Low around 76. Chance of precipitation is 80%.

    T-storms then
    Chance
    T-storms

    Low: 76 °F

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 8am, then showers and thunderstorms likely after 8am.  Cloudy, with a high near 88. Chance of precipitation is 70%.

    T-storms
    Likely

    High: 88 °F

  • Thursday
    Night

    Thursday Night: A 50 percent chance of showers and thunderstorms.  Cloudy, with a low around 76.

    Chance
    T-storms

    Low: 76 °F

  • Friday

    Friday: Showers and thunderstorms likely.  Mostly cloudy, with a high near 89. Chance of precipitation is 60%.

    T-storms
    Likely

    High: 89 °F

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 91. Heat index values as high as 101. South wind 5 to 14 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 76. South wind 9 to 11 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 100. Southwest wind 6 to 13 mph becoming south in the afternoon.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Breezy, with a south wind 12 to 17 mph becoming northwest 6 to 11 mph after midnight.
Wednesday
Showers likely and possibly a thunderstorm, then showers and thunderstorms after 11am. High near 86. North wind 3 to 8 mph. Chance of precipitation is 90%.
Wednesday Night
Showers and thunderstorms, mainly before 8pm. Low around 76. Chance of precipitation is 80%.
Thursday
Showers likely and possibly a thunderstorm before 8am, then showers and thunderstorms likely after 8am. Cloudy, with a high near 88. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 76.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 89. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 90. Chance of precipitation is 60%.
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. Partly sunny, with a high near 90.
Click Map For Forecast
Point Forecast:
Saint Simons Island GA
 31.21°N 81.36°W
7:17 am EDT Jul 22, 2019
7am EDT Jul 22, 2019-6pm EDT Jul 28, 2019
 
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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