Sullivans Island Sea Conditions and Tide Table

Sullivans Island Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at — and sunset is at 07:27 PM.

Days 1–4 Weather Summary

Some drizzle, heaviest during Mon night. Cool air temperatures (max 13°C on Thu afternoon, min 3°C on Tue morning). Winds decreasing (strong winds from the WNW on Mon night, light winds from the ENE by Wed night).

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 21°C on Sun afternoon, min 12°C on Thu night). Wind will be generally light.

Days 8–10 Weather Summary

Moderate rain (total 16mm), heaviest on Tue afternoon. Warm (max 22°C on Mon morning, min 6°C on Tue morning). Winds increasing (light winds from the NW on Mon morning, strong winds from the ENE by Mon night).

Days 11–13 Weather Summary

Light rain (total 6mm), mostly falling on Wed night. Warm (max 25°C on Sat afternoon, min 11°C on Sat night). Mainly fresh winds.

Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Monday
30
Tuesday
31
Wed
1
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
High Tide
6:53PM1.50m
7:24AM1.62m
7:36PM1.62m
8:05AM1.66m
8:17PM1.72m
8:44AM1.66m
8:59PM1.80m
9:25AM1.63m
9:43PM1.84m
10:09AM1.58m
10:30PM1.84m
10:58AM1.51m
11:22PM1.80m
11:53AM1.44m
00:21AM1.75m
12:56PM1.37m
1:27AM1.69m
2:05PM1.34m
2:38AM1.64m
3:17PM1.35m
3:50AM1.62m
4:26PM1.41m
4:56AM1.63m
5:29PM1.50m
5:54AM1.66m
6:24PM1.60m
6:44AM1.67m
7:13PM1.69m
Low Tide
1:00AM-0.02m
1:29PM-0.03m
1:48AM-0.09m
2:10PM-0.12m
2:35AM-0.15m
2:51PM-0.18m
3:22AM-0.16m
3:32PM-0.21m
4:10AM-0.14m
4:15PM-0.20m
5:00AM-0.08m
5:02PM-0.16m
5:54AM0.00m
5:55PM-0.08m
6:55AM0.09m
6:55PM-0.00m
8:01AM0.14m
8:02PM0.05m
9:10AM0.16m
9:13PM0.07m
10:15AM0.13m
10:22PM0.05m
11:13AM0.08m
11:24PM-0.00m
12:05PM0.02m
00:21AM-0.05m
12:53PM-0.04m
Wave
height (m) 
direction
period (s) 
1.1
SSE
8
0.6
SSE
8
0.6
SE
7
0.6
SE
8
0.9
SE
9
0.8
SE
9
0.8
SE
9
0.7
SE
9
0.7
SE
9
0.6
SE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.7
ESE
9
0.8
ESE
9
0.8
ESE
9
0.8
ESE
9
0.8
SSW
4
0.9
SSW
4
0.6
S
5
1.5
ENE
5
1.9
E
8
2
E
9
1.7
ESE
8
1.4
ESE
8
1.2
ESE
8
1.2
ESE
8
1.3
SE
8
1.2
SE
8
1.1
SE
8
1.1
SE
8
1
SE
8
0.9
SE
8
0.9
SE
8
0.9
SE
8
0.9
SE
8
1.2
ESE
7
1.1
ESE
8
0.9
ESE
9
1
ESE
8
0.9
ESE
8
0.7
ESE
8
0.7
ESE
8
0.9
SE
4
1
SE
5
1.3
SE
7
1.3
SE
8
rain showers
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
cloud
mod rain
light rain
light rain
light rain
clear
clear
rain showers
clear
rain showers
clear
clear
part cloud
clear
clear
rain showers
part cloud
clear
clear
clear
clear
clear
cloud
cloud
part cloud
rain showers
clear
rain shwrs
some clouds
clear
clear
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
cloudy
mod rain
light rain
light rain
light rain
clear
clear
rain shwrs
clear
rain shwrs
clear
clear
some clouds
clear
clear
rain shwrs
some clouds
clear
clear
clear
clear
clear
cloudy
cloudy
some clouds
rain shwrs
clear
 km/h
30
NW
15
NW
20
WNW
25
N
20
NE
10
E
20
NNE
15
NNE
15
ESE
0
WNW
0
NE
15
SE
10
SSE
20
SSW
25
SSW
20
SW
20
SSW
25
SSW
25
SW
10
NW
40
NE
45
ENE
40
NE
30
ENE
20
ESE
15
SE
20
SE
15
SSE
15
SSE
15
SSE
15
SSE
10
S
15
S
10
S
15
SW
30
N
30
N
25
NNE
25
N
25
NNE
25
ENE
15
ESE
20
ESE
20
SSE
20
SSE
20
S
20
SSW
 mm 
1
6
3
5
2
3
1
2
5
max°C
12
4
11
10
6
9
10
9
13
13
14
15
15
17
18
18
19
21
19
22
17
8
8
11
18
20
20
21
22
22
21
22
22
22
22
25
11
9
16
15
9
10
16
18
19
19
20
Moonrise
6:37
7:05
7:34
8:04
8:38
9:17
10:04
10:59
12:01
1:09
2:18
3:26
4:30
5:33
6:33
Moonset
6:16
7:20
8:27
9:35
10:46
11:59
1:11
2:17
3:15
4:04
4:44
5:18
5:48
6:15
6:41
Sunrise
7:26
7:26
7:24
7:22
7:22
7:20
7:18
7:18
7:16
7:15
7:13
7:13
7:11
7:09
7:09
7:07
Sunset
7:27
7:28
7:29
7:29
7:30
7:30
7:31
7:31
7:32
7:34
7:34
7:35
7:36
7:37
7:37
7:37
Today's sea temperature in Sullivans Island is
14.9° C
(Statistics for 16 Mar 1981-2005 – mean: 19.4 max: 21.6 min: 17.0°C)
Issued (local time): 7 pm Monday 16 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest