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 06:09 AM and sunset is at 08:27 PM.

Days 1–3 Weather Summary

Heavy rain (total 20mm), heaviest during Sat night. Warm air temperatures (max 27°C on Thu afternoon, min 23°C on Sat night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 9mm), mostly falling on Sun morning. Very warm air temperatures (max 30°C on Tue morning, min 25°C on Sun morning). Mainly fresh winds.

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Thu morning. Warm (max 31°C on Fri afternoon, min 26°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 30mm), heaviest during Sat night. Warm (max 29°C on Sat morning, min 23°C on Sun night). Wind will be generally light.

Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
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
Wave Height Map
High Tide
9:08AM1.32m
9:35PM1.71m
9:47AM1.31m
10:12PM1.69m
10:28AM1.32m
10:52PM1.67m
11:13AM1.34m
11:35PM1.65m
12:03PM1.39m
00:24AM1.62m
12:58PM1.46m
1:16AM1.58m
1:55PM1.54m
2:12AM1.55m
2:55PM1.63m
3:12AM1.51m
3:57PM1.73m
4:15AM1.48m
4:59PM1.82m
5:18AM1.46m
6:00PM1.90m
6:21AM1.46m
6:58PM1.94m
Low Tide
3:00PM0.07m
4:01AM0.10m
3:41PM0.08m
4:40AM0.10m
4:24PM0.09m
5:21AM0.09m
5:11PM0.11m
6:05AM0.07m
6:04PM0.13m
6:52AM0.04m
7:04PM0.16m
7:44AM-0.00m
8:10PM0.17m
8:37AM-0.05m
9:18PM0.15m
9:33AM-0.10m
10:25PM0.11m
10:30AM-0.15m
11:29PM0.06m
11:28AM-0.18m
00:31AM0.00m
12:25PM-0.21m
1:29AM-0.05m
Wave
height (m) 
direction
period (s) 
0.6
SE
7.0
0.6
SE
7.0
0.6
SE
7.0
0.7
SE
7.0
0.7
SE
5.0
0.8
SSE
5.0
0.9
SSE
5.0
1
S
4.0
0.8
SE
9.0
0.7
SE
8.0
0.9
SE
6.0
0.9
S
4.0
0.9
SSE
5.0
1
S
5.0
1
S
5.0
0.9
SSE
6.0
0.8
SSE
5.0
0.8
S
5.0
0.6
SSE
5.0
0.8
S
4.0
0.7
S
4.0
0.6
SSE
5.0
0.8
S
4.0
0.7
S
4.0
0.6
S
4.0
0.7
S
4.0
0.7
SSW
4.0
0.5
SE
8.0
0.7
S
4.0
0.5
SE
8.0
0.5
SE
8.0
0.5
SE
8.0
0.5
SE
8.0
0.5
SE
8.0
0.6
E
4.0
0.5
SE
8.0
part cloud
clear
rain showers
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
clear
clear
rain showers
thunderstorm
part cloud
thunderstorm
clear
part cloud
clear
thunderstorm
clear
part cloud
thunderstorm
light rain
thunderstorm
part cloud
part cloud
rain showers
part cloud
cloud
thunderstorm
cloud
thunderstorm
thunderstorm
some clouds
clear
rain shwrs
risk tstorm
some clouds
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
some clouds
risk tstorm
clear
clear
rain shwrs
risk tstorm
some clouds
risk tstorm
clear
some clouds
clear
risk tstorm
clear
some clouds
risk tstorm
light rain
risk tstorm
some clouds
some clouds
rain shwrs
some clouds
cloudy
risk tstorm
cloudy
risk tstorm
risk tstorm
 km/h
10
SSE
15
SSE
15
S
20
SSW
25
S
20
SSW
25
SSW
30
SSW
20
SW
20
SSW
25
S
25
SSW
20
SW
30
SSW
25
SW
20
SW
20
SSW
20
SW
20
SSW
25
SSW
20
SW
15
SSW
25
SSW
20
SW
15
WSW
20
SW
20
WSW
10
SSW
25
SSW
10
NNW
5
W
15
SSE
15
NW
15
ENE
20
E
10
E
 mm 
2
1
5
2
1
9
1
4
2
1
1
1
1
1
1
17
11
1
1
max°C
26
27
26
27
27
26
27
27
26
27
27
27
28
29
27
30
30
28
29
28
27
28
28
27
28
31
30
29
29
27
25
27
27
25
26
26
Moonrise
10:08
10:53
11:32
12:06
12:37
1:06
1:35
2:04
2:37
3:16
4:02
Moonset
6:54
7:54
8:57
10:01
11:06
12:09
1:14
2:19
3:27
4:38
5:53
7:07
Sunrise
6:09
6:09
6:09
6:09
6:09
6:11
6:11
6:11
6:11
6:11
6:11
6:11
Sunset
8:27
8:28
8:28
8:28
8:29
8:29
8:29
8:29
8:30
8:30
8:30
8:30
Today's sea temperature in Sullivans Island is 26.3 °C (Statistics for 12 Jun 1981-2005 – mean: 26.1 max: 27.2 min: 24.1°C)
Issued (local time): 7 am Thursday 12 Jun 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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