Swell Intel

Sullivan's Island Surf Forecast

South Carolina

Sullivan's Island surf spot

Current Conditions

Fair
Wave Height
2-3ft
knee to waist high
Swell Period
6.65s
Wind
4mph
NNW / Gusts 7mph
Conditions
Fair
Active Swells
Primary
2.4ft @ 7sESE

Never miss a good day at Sullivan's Island

Sign up free to save favorites, set surf alerts, and get extended forecasts.

Sign Up Free

Nearest Webcam

Spot Guide

Break
Beach
Bottom
Sand
Level
Beginner
Crowd
Moderate
Best Swell
NE
Best Wind
NW
Season
Fall

Sullivan's Island offers user-friendly beach breaks along South Carolina's Atlantic coast, where sandbars create fun, forgiving waves perfect for learners and intermediate surfers. The NW-facing orientation catches northeast swells efficiently, particularly during autumn when consistent Atlantic storms generate quality groundswell. With gentle sandy bottom and mellow wave shape, this spot rewards patience during smaller swells while remaining accessible even for those building their skills.

Strong currents near inletOccasional rip tidesMilitary installation proximitySharp shells

Forecast Charts

Daily Forecast

Thu, Mar 26Poor

First light looks cleanest — 2-3ft on ESE swell at 7s with calm winds. It gets a bit messier later in the day.

6am9am12pm3pm
7s ESE|Calm
Fri, Mar 27Poor

A slow one — 1-2ft waves and poor conditions with calm winds.

6am9am12pm3pm
7s SE|Calm
Sat, Mar 28Poor

Hold off if you can — morning starts out poor with 1-2ft waves. Things come together by the afternoon with 2-3ft at poor - fair.

6am9am12pm3pm
4s S|Calm
Sun, Mar 29Poor

Afternoon is the play — morning is only poor at 2-3ft. Afternoon shapes up better with 1-2ft and poor - fair conditions.

6am9am12pm3pm
8s ESE|Calm
Mon, Mar 30Fair

Late morning into early afternoon looks best — 2-3ft with glassy conditions. It's a bit wonky first thing but settles down.

6am9am12pm3pm
8s ESE|Calm

Unlock the full forecast

Sign Up

Sullivan's Island Surf Forecast FAQ

What is the current surf forecast for Sullivan's Island?
The current wave height at Sullivan's Island is 2-3ft with a 6.65s swell period. Wind is NNW at 4mph. Conditions are rated Fair.
How accurate is the Sullivan's Island surf forecast?
Our Sullivan's Island forecast uses NOAA GFS and other weather models combined with spot-specific bathymetry to calculate breaking wave heights. Short-range (1-3 day) forecasts are most reliable. Extended forecasts show general trends.