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: 856 AM EDT MON JUL 26 2021

Mostly Cloudy
Temp: 81°F
  • Humidity:
  • 87%
  • Winds:
  • 9 MPH NNE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.99 in.
  • Dewpoint:
  • 77°F
  • Heat index:
  • 88°F

  • Sunrise:
  • 6:32 AM EDT
  • Sunset:
  • 8:24 PM EDT
  • Moonrise:
  • 10:38 PM EDT
  • Moonset:
  • 9:04 AM EDT

TODAY

PARTLY SUNNY
Hi: 89°F
Lo: 79°F
Precip: 40%

TUESDAY

PARTLY SUNNY
Hi: 89°F
Lo: 75°F
Precip: 50%

WEDNESDAY

PARTLY SUNNY
Hi: 90°F
Lo: 79°F
Precip: 50%

THURSDAY

SUNNY

Hi: 91°F
Lo: 79°F
Weather Forecast In Detail:
Forecast Issued: 656 AM EDT Mon Jul 26 2021

Today...Partly sunny this morning, then becoming mostly cloudy. A chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. East winds 5 to 10 mph. Chance of rain 40 percent.
Tonight...Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 70s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.
Tuesday...Partly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. South winds 5 to 10 mph. Chance of rain 50 percent.
Tuesday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
Wednesday...Partly sunny with a chance of showers and thunderstorms. Highs around 90. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
Wednesday Night...Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 20 percent.
Thursday...Sunny. Highs in the lower 90s.
Thursday Night...Mostly clear. Lows in the upper 70s.
Friday...Sunny. Highs in the mid 90s. Heat index values up to 110.
Friday Night...Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening.
Saturday...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 110.
Saturday Night...Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 40 percent.
Sunday...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 105.
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