St. Simons Island, GA Weather Forecast
Marine Forecast: Altamaha Sound to Fernandina Beach
Saint Simons Island, Georgia
Lat: 31.15N, Lon: 81.37W
Current Conditions Updated: 1053 AM EDT TUE SEP 18 2018
Clear
Temp: 88°F
- Humidity:
- 62%
- Winds:
- 7 MPH WSW
- Gusts:
- N/A MPH
- Barometer:
- 29.98 in.
- Dewpoint:
- 73°F
- Heat index:
- 96°F
| Today...Mostly sunny with slight chance of showers and thunderstorms in the morning, then partly cloudy with chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. South winds 5 to 10 mph. Chance of rain 40 percent. Heat index readings 98 to 102. |
| Tonight...Partly cloudy. A 40 percent chance of showers and thunderstorms in the evening. Lows in the mid 70s. Southwest winds 5 to 10 mph. |
| Wednesday...Mostly sunny in the morning, then partly cloudy with a 20 percent chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Northwest winds around 5 mph shifting to the east in the afternoon. Heat index readings 98 to 102. |
| Wednesday Night...Partly cloudy with a 20 percent chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. East winds 5 to 10 mph. |
| Thursday...Partly cloudy. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. East winds 10 to 15 mph. |
| Thursday Night...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the mid 70s. |
| Friday...Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs in the mid 80s. |
| Friday Night...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the lower 70s. |
| Saturday...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs in the upper 80s. |
| Saturday Night...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the mid 70s. |
| Sunday...Partly cloudy with a 40 percent chance of showers and thunderstorms. Highs in the upper 80s. |
| Sunday Night...Partly cloudy with a 40 percent chance of showers and thunderstorms. Lows in the mid 70s. |
| Monday...Partly cloudy with a 50 percent chance of showers and thunderstorms. Highs in the upper 80s. |
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