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Sullivan's Island, SC

85°F
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Sullivan's Island

South Carolina

85°
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Sullivan's Island, SC Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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8 PM

82°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 34%
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Intermittent clouds
alerts

Coastal Flood Advisory

7:00 PM Thursday - 10:00 PM Thursday

Heat Index90°

WindS 7 mph

Air QualityFair

Wind Gusts14 mph

Humidity85%

Indoor Humidity85% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

80°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 34%
Chevron down
Intermittent clouds
alerts

Coastal Flood Advisory

7:00 PM Thursday - 10:00 PM Thursday

Heat Index87°

WindS 7 mph

Air QualityFair

Wind Gusts12 mph

Humidity90%

Indoor Humidity90% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

80°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 40%
Chevron down
Intermittent clouds

Heat Index85°

WindS 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity92%

Indoor Humidity92% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

80°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
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rain drop 51%
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Mostly cloudy w/ t-storms

Heat Index87°

WindS 6 mph

Air QualityFair

Wind Gusts8 mph

Humidity91%

Indoor Humidity91% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

Hourly Weather Forecast for Sullivan's Island

AccuWeather's hourly forecast for Sullivan's Island provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 82° with a RealFeel® of 92°, intermittent clouds with a 34% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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World North America United States South Carolina Sullivan's Island

Weather Near Sullivan's Island:

  • Charleston, SC
  • Mount Pleasant, SC
  • North Charleston, SC
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