St. Simons Island, GA Weather Forecast and Current Conditions

Day	Sky	High / Low	Precip	Wind	Humidity
Thu Sep 10	Clouds Early/Clearing Late Close Hourly	-º / 77º	24%	SSW 10 mph	87%
5pm	Isolated Thunderstorms	84º	33%	SSE 9 mph	84%
6pm	Cloudy	84º	15%	SSE 9 mph	85%
7pm	Cloudy	83º	5%	SSE 8 mph	87%
8pm	Cloudy	83º	15%	SSE 8 mph	86%
9pm	Cloudy	82º	15%	S 8 mph	87%
10pm	Cloudy	82º	15%	S 8 mph	88%
11pm	Cloudy	81º	10%	SSW 6 mph	88%
Fri Sep 11	PM Thunderstorms View Hourly	89º / 76º	54%	SSW 10 mph	78%
12am	Cloudy	81º	15%	SW 5 mph	88%
1am	Cloudy	80º	11%	SW 6 mph	87%
2am	Mostly Cloudy	80º	17%	SW 4 mph	87%
3am	Partly Cloudy	79º	18%	SW 5 mph	89%
4am	Partly Cloudy	78º	17%	SW 4 mph	91%
5am	Partly Cloudy	78º	12%	SW 5 mph	90%
6am	Partly Cloudy	78º	13%	WSW 4 mph	90%
7am	Partly Cloudy	78º	15%	WSW 4 mph	92%
8am	Partly Cloudy	78º	23%	WSW 4 mph	91%
9am	Partly Cloudy	80º	15%	WSW 4 mph	87%
10am	Partly Cloudy	83º	14%	WSW 5 mph	82%
11am	Partly Cloudy	85º	10%	WSW 5 mph	74%
12pm	Partly Cloudy	87º	7%	SSW 6 mph	71%
1pm	Mostly Cloudy	87º	17%	S 6 mph	70%
2pm	Mostly Cloudy	88º	15%	SSE 9 mph	70%
3pm	Mostly Cloudy	87º	16%	SSE 10 mph	72%
4pm	Mostly Cloudy	87º	20%	SSE 10 mph	70%
5pm	Scattered Thunderstorms	85º	38%	SSE 9 mph	74%
6pm	Scattered Thunderstorms	84º	55%	S 8 mph	78%
7pm	Isolated Thunderstorms	82º	34%	SSE 5 mph	85%
8pm	Mostly Cloudy	81º	18%	SSE 6 mph	87%
9pm	Cloudy	81º	16%	S 6 mph	88%
10pm	Cloudy	80º	18%	S 5 mph	88%
11pm	Cloudy	81º	21%	S 6 mph	87%
Sat Sep 12	Isolated Thunderstorms View Hourly	88º / 77º	31%	SSW 10 mph	80%
12am	Mostly Cloudy	81º	16%	SSW 5 mph	88%
1am	Mostly Cloudy	80º	15%	SSW 5 mph	90%
2am	Partly Cloudy	79º	15%	SW 4 mph	90%
3am	Partly Cloudy	79º	15%	SW 4 mph	91%
4am	Partly Cloudy	78º	15%	SW 4 mph	93%
5am	Partly Cloudy	78º	15%	WSW 4 mph	91%
6am	Partly Cloudy	78º	14%	WSW 4 mph	93%
7am	Partly Cloudy	77º	18%	WSW 3 mph	94%
8am	Partly Cloudy	78º	18%	WSW 3 mph	94%
9am	Partly Cloudy	80º	20%	W 4 mph	88%
10am	Mostly Sunny	83º	11%	WSW 4 mph	80%
11am	Partly Cloudy	86º	15%	W 5 mph	74%
12pm	Partly Cloudy	87º	23%	S 4 mph	70%
1pm	Partly Cloudy	87º	18%	SE 8 mph	73%
2pm	Partly Cloudy	87º	24%	SE 9 mph	73%
3pm	Mostly Cloudy	87º	23%	SE 9 mph	74%
4pm	Mostly Cloudy	86º	23%	SSE 10 mph	76%
Sun Sep 13	PM Thunderstorms	90º / 77º	45%	SW 9 mph	78%
Mon Sep 14	Isolated Thunderstorms	90º / 79º	32%	NE 9 mph	77%
Tue Sep 15	Scattered Thunderstorms	86º / 77º	57%	ENE 18 mph	79%
Wed Sep 16	Isolated Thunderstorms	86º / 75º	35%	NE 18 mph	73%
Thu Sep 17	Partly Cloudy	86º / 76º	24%	ENE 15 mph	72%

Buoy Data
For St. Simons Island, GA
Wind Forecast
In St. Simons Island, GA
Radar
In St. Simons Island, GA
Marine Forecast
In St. Simons Island, GA

NOAA Weather Marine Forecast for St. Simons Island, GA

This Afternoon

High : 86ºF
SE wind 7 to 9 kt. A chance of showers and thunderstorms. Seas around 1 ft.

Tonight

Low : 77ºF
SSE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. A chance of showers and thunderstorms, mainly before 7pm. Seas around 1 ft.

Friday

High : 89ºF
WSW wind 5 to 7 kt becoming SSE in the afternoon. A chance of showers and thunderstorms, mainly after 4pm. Seas around 1 ft.

Friday Night

Low : 77ºF
SSW wind 5 to 8 kt. A chance of showers and thunderstorms, mainly before 8pm. Seas around 1 ft.

Saturday

High : 88ºF
SW wind 5 to 8 kt becoming SSE in the afternoon. A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Seas around 1 ft.

Saturday Night

Low : 77ºF
S wind 5 to 7 kt. Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Seas around 1 ft.

Sunday

High : 89ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms after 8am. Seas around 1 ft.

Sunday Night

Low : 77ºF
Variable winds 5 kt or less. A chance of thunderstorms before 8pm. Seas around 1 ft.

Monday

High : 89ºF
Variable winds less than 5 kt becoming E around 6 kt in the afternoon. A chance of showers and thunderstorms, mainly after 2pm. Seas 1 ft or less.

Current Weather Conditions In St. Simons Island, GA

As Of: 16 minutes ago

Temperature: 84ºF
Feels Like: 94ºF

Wind Speed: 9mph
Direction: 0º (SSE)
Gusts: 9mph

Cloud Cover: Isolated Thunderstorms
Visibility: 9mi

Pressure: 29.99"
Humidity: 84%
Dew Point: 0ºF

The weather right now in St. Simons Island, GA is Isolated Thunderstorms. The current temperature is 84°F, and the expected high and low for today, Thursday, September 10, 2026, are -° high temperature and 77°F low temperature. The wind is currently blowing at 9 miles per hour, and coming from the South Southeast. The wind is gusting to 9 mph. With the wind and the atmosphere the temperature feels like 94° Fahrenheit. Expected precipitation is 33 percent, with current humidity at 84 percent, and air pressure at 29.99 in. Visibility is 9 nautical miles. There are no current weather alert(s).