SAINT SIMONS ISLAND, GA 31522 Weather Forecast & Current Conditions
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  31522 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

BRUNSWICK, GA
Current Weather
9:35 AM EDT AUG 4, 2026
Few Clouds
82°F
Feels Like: 89°F
Dewpoint: 75°F
Rel. Hum.: 79%
Visibility: 10 miles
Wind: SW at 8 mph
Pressure: 29.97 inches
Last 72 hours

Local Area Snow Depth

Georgia Current Weather

Georgia MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  31522 WEATHER FORECAST
10-Day model forecast maps
2026 Hurricanes

SAINT SIMONS ISLAND, GA 31522
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly sunny. A chance of showers and thunderstorms this afternoon. Highs in the lower 90s. Southwest winds around 5 mph, becoming south 10 to 15 mph this afternoon. Chance of rain 50 percent.
TONIGHT
Mostly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. South winds 10 to 15 mph. Chance of rain 50 percent.
WEDNESDAY
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Southwest winds around 5 mph, increasing to southeast 10 to 15 mph in the afternoon. Chance of rain 20 percent.
WEDNESDAY NIGHT
Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 70s. South winds 10 to 15 mph. Chance of rain 20 percent.
THURSDAY
Partly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.
THURSDAY NIGHT
Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 20 percent.
FRIDAY
Partly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 50 percent. Heat index values up to 105.
FRIDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the mid 70s. Chance of rain 40 percent.
SATURDAY
Showers likely with a chance of thunderstorms. Highs in the lower 90s. Chance of rain 70 percent.
SATURDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the mid 70s. Chance of rain 50 percent.
SUNDAY
Partly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 50 percent. Heat index values up to 105.
SUNDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the mid 70s. Chance of rain 50 percent.
MONDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 110.

  31522 WEATHER SATELLITE LOOPS
Visible Weather Satellite
SAINT SIMONS ISLAND, GA 31522
Infrared Weather Satellite
SAINT SIMONS ISLAND, GA 31522
  31522 WEATHER RADAR LOOP
NEXRAD Weather Radar
SAINT SIMONS ISLAND, GA 31522
 MOS COMPUTER WEATHER FORECAST

BRUNSWICK, GA 3 hourly weather forecast
weather forecast created  7:00 PM CDT  8/ 3/2026
Tuesday
4 AUG 2026		 SAINT SIMONS ISLAND, GA 31522 weather forecast Day 1, 0 hours 2 AM 77° 78° Partly Cloudy 7%

 0% Thunder
( 14% severe)		 SSW   8 94% 75°
Low 75° SAINT SIMONS ISLAND, GA 31522 weather forecast Day 1, 3 hours 5 AM 76° 75° Partly Cloudy SW   8 97% 75°
High 91° SAINT SIMONS ISLAND, GA 31522 weather forecast Day 1, 6 hours 8 AM 77° 78° Mostly Cloudy 3%

 0% Thunder
( 16% severe)		 SW   7 97% 76°

Partly Cloudy

Chance of Rain

 SAINT SIMONS ISLAND, GA 31522 weather forecast Day 1, 9 hours 11 AM 87° 97° Partly Cloudy SW   7 68% 75°
SAINT SIMONS ISLAND, GA 31522 weather forecast Day 1, 12 hours 2 PM 91° 102° Partly Cloudy 48%
RAIN
1–2 in		 0% Thunder
( 56% severe)		 S   10 60% 75°
SAINT SIMONS ISLAND, GA 31522 weather forecast Day 1, 15 hours 5 PM 85° 95° Partly Cloudy SSE   13 75% 76°
SAINT SIMONS ISLAND, GA 31522 weather forecast Day 1, 18 hours 8 PM 83° 92° Mostly Cloudy 24%
RAIN
.5–1 in		 0% Thunder
( 35% severe)		 SSE   10 82% 77°
SAINT SIMONS ISLAND, GA 31522 weather forecast Day 1, 21 hours 11 PM 81° 87° Mostly Cloudy S   8 85% 76°
Wednesday
5 AUG 2026		 SAINT SIMONS ISLAND, GA 31522 weather forecast Day 2, 0 hours 2 AM 79° 83° Partly Cloudy 6%

 0% Thunder
( 18% severe)		 SW   7 88% 75°
Low 76° SAINT SIMONS ISLAND, GA 31522 weather forecast Day 2, 3 hours 5 AM 77° 78° Partly Cloudy SW   7 94% 75°
High 91° SAINT SIMONS ISLAND, GA 31522 weather forecast Day 2, 6 hours 8 AM 78° 81° Partly Cloudy 2%

 0% Thunder
( 22% severe)		 SW   6 94% 76°

Partly Cloudy



 SAINT SIMONS ISLAND, GA 31522 weather forecast Day 2, 9 hours 11 AM 88° 98° Partly Cloudy SSW   7 66% 75°
SAINT SIMONS ISLAND, GA 31522 weather forecast Day 2, 12 hours 2 PM 91° 103° Partly Cloudy 7%

 0% Thunder
( 59% severe)		 SSE   12 62% 76°
SAINT SIMONS ISLAND, GA 31522 weather forecast Day 2, 15 hours 5 PM 86° 95° Partly Cloudy SSE   13 70% 75°
SAINT SIMONS ISLAND, GA 31522 weather forecast Day 2, 18 hours 8 PM 83° 92° Partly Cloudy 24%
RAIN
<.01 in		 0% Thunder
( 35% severe)		 SSE   10 82% 77°
SAINT SIMONS ISLAND, GA 31522 weather forecast Day 2, 21 hours 11 PM 81° 88° Mostly Cloudy S   9 88% 77°

BRUNSWICK, GA extended weather forecast
Thursday
6 AUG 2026		 Friday
7 AUG 2026		 Saturday
8 AUG 2026		 Sunday
9 AUG 2026		 Monday
10 AUG 2026
Low 78° Low 80° Low 79° Low 78° Low 79°
High 90° High 89° High 90° High 90° High 92°
SAINT SIMONS ISLAND, GA 31522 weather forecast Day 3 SAINT SIMONS ISLAND, GA 31522 weather forecast Day 4 SAINT SIMONS ISLAND, GA 31522 weather forecast Day 5 SAINT SIMONS ISLAND, GA 31522 weather forecast Day 6 SAINT SIMONS ISLAND, GA 31522 weather forecast Day 7
Mostly Cloudy
61% Rain		 Partly Cloudy
67% Rain		 Overcast
56% Rain		 Partly Cloudy
44% Rain		 Partly Cloudy
36% Rain
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