


NWS Forecast for: Saint Simons Island GA Issued by: National Weather Service Jacksonville, FL Last Update: 8:56 pm EDT Jul 11, 2025 | ![]() |
Tonight: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 76. Southwest wind around 6 mph. Saturday: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Increasing clouds, with a high near 93. Heat index values as high as 103. West wind 5 to 7 mph. Saturday Night: A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 76. South wind 3 to 6 mph. Sunday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 107. West wind around 6 mph. Chance of precipitation is 40%. Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening. Monday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 76. Tuesday: A 50 percent chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 90. Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 76. Wednesday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 70%. Wednesday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 76. Chance of precipitation is 60%. Thursday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Thursday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Friday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. | |
Saint Simons Island GA 31.21°N 81.36°W | |
Visit your local NWS office at: https://www.weather.gov/jax |