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 05:17 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Thu afternoon, min 15°C on Tue night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Sat afternoon, min 15°C on Mon morning). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Very mild (max 15°C on Mon afternoon, min 1°C on Mon night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Very mild (max 14°C on Thu afternoon, min 1°C on Fri morning). Wind will be generally light.

Tue
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sun
4
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
9:48PM1.34m
10:14AM1.58m
10:30PM1.36m
10:56AM1.55m
11:18PM1.41m
11:43AM1.51m
00:13AM1.46m
12:36PM1.47m
1:12AM1.52m
1:35PM1.43m
2:15AM1.60m
2:39PM1.40m
3:21AM1.68m
3:45PM1.39m
4:27AM1.76m
4:51PM1.40m
5:32AM1.82m
5:57PM1.43m
6:32AM1.88m
6:55PM1.48m
7:27AM1.90m
7:51PM1.51m
8:20AM1.88m
Low Tide
3:58PM0.08m
3:50AM0.04m
4:37PM0.07m
4:37AM0.07m
5:20PM0.05m
5:30AM0.10m
6:08PM0.02m
6:31AM0.12m
7:01PM-0.02m
7:38AM0.13m
7:58PM-0.06m
8:48AM0.11m
8:57PM-0.12m
9:55AM0.05m
9:58PM-0.18m
10:59AM-0.02m
10:59PM-0.22m
12:01PM-0.09m
11:58PM-0.28m
12:57PM-0.16m
00:55AM-0.33m
1:49PM-0.20m
1:49AM-0.34m
Wave
height (m) 
direction
period (s) 
0.8
ESE
9
0.6
ESE
9
0.4
ESE
9
0.4
SE
9
0.4
SE
9
0.4
ESE
8
0.6
S
4
0.4
ESE
9
0.7
ENE
4
0.8
E
6
0.6
ESE
8
0.6
SSW
4
0.5
S
5
0.4
SE
7
0.4
ESE
4
0.4
ESE
13
0.6
SSW
4
0.6
SSW
5
0.5
SE
8
0.7
N
3
0.5
NNE
4
0.4
N
4
0.2
ESE
10
0.1
E
9
0.4
SW
3
0.8
SW
4
0.6
SW
4
0.7
SW
5
0.6
SW
4
0.9
NE
4
0.6
E
6
0.4
ENE
6
0.4
ESE
5
0.3
ESE
8
0.3
ESE
8
0.7
E
4
clear
clear
clear
clear
part cloud
clear
clear
clear
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
clear
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
clear
clear
clear
clear
some clouds
clear
clear
clear
cloudy
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
clear
some clouds
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
 km/h
15
SW
15
W
10
NW
5
SE
10
SE
15
SW
15
SW
10
W
25
ENE
20
NE
15
WSW
15
WSW
5
SW
15
E
10
ENE
15
SSW
20
WSW
20
NW
15
NW
25
N
20
NNW
20
NW
5
NW
10
WSW
20
WSW
25
W
25
W
25
W
25
WNW
25
NE
10
E
15
ENE
15
ENE
5
E
15
N
20
NNE
 mm 
max°C
20
18
20
21
18
21
23
21
15
17
17
22
24
21
20
21
19
18
15
8
4
6
4
6
8
8
11
14
11
3
5
8
11
12
11
4
Moonrise
10:35
11:04
11:31
11:59
12:28
1:02
1:41
2:29
3:26
4:34
5:46
Moonset
8:43
9:44
10:45
11:47
12:51
1:57
3:08
4:22
5:36
6:46
7:47
8:38
Sunrise
7:18
7:18
7:18
7:20
7:20
7:20
7:20
7:20
7:20
7:20
7:22
7:22
Sunset
5:17
5:17
5:19
5:20
5:20
5:21
5:22
5:22
5:22
5:23
5:24
5:24
Today's sea temperature in Sullivans Island is
13.0° C
(Statistics for 23 Dec 1981-2005 – mean: 20.9 max: 23.0 min: 18.4°C)
Issued (local time): 6 pm Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest