Marine Weather Net

St. Simons Island, GA Weather Forecast




Saint Simons Island, Georgia

 Lat: 31.15N, Lon: 81.37W

Current Conditions Updated: 1235 AM EST TUE MAR 3 2026

Fair
Temp: 57°F
  • Humidity:
  • 100%
  • Winds:
  • 10 MPH NNE
  • Gusts:
  • 20 MPH
  • Barometer:
  • 30.31 in.
  • Dewpoint:
  • 57°F
  • Heat index:
  • 57°F

  • Sunrise:
  • 6:48 AM EST
  • Sunset:
  • 6:24 PM EST
  • Moonrise:
  • 6:52 PM EST
  • Moonset:
  • 6:52 AM EST

TONIGHT

MOSTLY CLOUDY
Lo: 55°F

TUESDAY

MOSTLY SUNNY
Hi: 69°F
Lo: 55°F

WEDNESDAY

MOSTLY SUNNY
Hi: 71°F
Lo: 57°F

THURSDAY

MOSTLY SUNNY
Hi: 75°F
Lo: 60°F
Weather Forecast In Detail:
Forecast Issued: 1227 AM EST Tue Mar 03 2026

DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EST TUESDAY
Rest Of Tonight...Mostly cloudy. Widespread dense fog. Lows in the mid 50s. Northeast winds 5 to 10 mph.
Tuesday...Patchy fog in the morning. Mostly sunny. Highs in the upper 60s. Northeast winds 5 to 10 mph.
Tuesday Night...Partly cloudy in the evening, then becoming mostly cloudy. Patchy fog. Lows in the mid 50s. Northeast winds 5 to 10 mph.
Wednesday...Patchy fog in the morning. Mostly sunny. Highs in the lower 70s. Northeast winds 5 to 10 mph.
Wednesday Night...Partly cloudy. Patchy fog after midnight. Lows in the upper 50s. East winds around 5 mph.
Thursday...Patchy fog in the morning. Mostly sunny. Highs in the mid 70s.
Thursday Night And Friday...Partly cloudy. Lows around 60. Highs in the upper 70s.
Friday Night...Mostly cloudy. Lows in the upper 50s.
Saturday And Saturday Night...Partly cloudy. Highs in the mid 70s. Lows around 60.
Sunday...Partly sunny. A slight chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 20 percent.
Sunday Night...Partly cloudy. Lows around 60.
Monday...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 80. Chance of rain 20 percent.
SHARE THIS PAGE: