Marine Weather Net

Saint Helena Island, SC Weather Forecast

Marine Forecast: Edisto Beach to Savannah

Saint Helena Island, South Carolina

 Lat: 32.39N, Lon: 80.72W

Current Conditions Updated: 756 AM EST WED JAN 22 2020


Temp: 34°F
  • Humidity:
  • 55%
  • Winds:
  • 17 MPH N
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.32 in.
  • Dewpoint:
  • 20°F
  • Heat index:
  • 34°F

  • Sunrise:
  • 7:22 AM EST
  • Sunset:
  • 5:44 PM EST
  • Moonrise:
  • 5:34 AM EST
  • Moonset:
  • 3:50 PM EST



Hi: 51°F
Lo: 39°F


Hi: 55°F
Lo: 50°F


Hi: 65°F
Lo: 45°F
Precip: 70%



Hi: 59°F
Lo: 40°F
Weather Forecast In Detail:
Forecast Issued: 734 AM EST Wed Jan 22 2020

Today...Sunny. Highs in the lower 50s. North winds 15 to 20 mph with gusts up to 30 mph.
Tonight...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 30s. Northeast winds 10 to 15 mph with gusts up to 25 mph.
Thursday...Mostly cloudy. Highs in the mid 50s. Northeast winds 10 to 15 mph.
Thursday Night...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 40s, except around 50 near the coast. Northeast winds 5 to 10 mph. Chance of rain 40 percent.
Friday...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Southeast winds 5 to 10 mph, becoming south in the afternoon. Chance of rain 70 percent.
Friday Night...Mostly cloudy with a 50 percent chance of showers. Lows in the mid 40s.
Saturday...Sunny. Highs in the upper 50s.
Saturday Night...Mostly clear. Lows around 40.
Sunday...Mostly sunny. Highs in the upper 50s.
Sunday Night...Partly cloudy. Lows in the lower 40s.
Monday...Mostly sunny. Highs in the upper 50s.
Monday Night...Mostly clear. Lows in the lower 40s.
Tuesday...Sunny. Highs in the lower 60s.