Great Sound Island Sea Conditions and Tide Table

Great Sound 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 06:48 AM and sunset is at 07:53 PM.

Days 1–3 Weather Summary

Light rain (total 4mm), mostly falling on Mon morning. Warm air temperatures (max 28°C on Mon afternoon, min 27°C on Mon morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 8mm), mostly falling on Fri night. Warm air temperatures (max 28°C on Fri morning, min 27°C on Thu morning). Wind will be generally light.

Days 7–9 Weather Summary

Some drizzle, heaviest during Mon morning. Warm (max 28°C on Sun afternoon, min 26°C on Mon night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 9mm), mostly falling on Fri afternoon. Warm (max 28°C on Thu afternoon, min 26°C on Fri night). Winds decreasing (strong winds from the SW on Thu night, light winds from the SW by Fri night).

Days 13–16 Weather Summary

Heavy rain (total 58mm), heaviest during Sun morning. Warm (max 28°C on Sat morning, min 25°C on Sat afternoon). Winds decreasing (near gales from the SW on Sat afternoon, moderate winds from the WSW by Mon night).

Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
Monday
7
Tue
8
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
PM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
6:40AM0.72m
7:06PM0.88m
7:28AM0.77m
7:48PM0.91m
8:12AM0.82m
8:28PM0.94m
8:52AM0.87m
9:06PM0.95m
9:30AM0.92m
9:43PM0.95m
10:07AM0.96m
10:21PM0.94m
10:46AM0.99m
11:00PM0.92m
11:26AM1.01m
11:42PM0.88m
12:10PM1.01m
00:28AM0.83m
12:59PM1.00m
1:20AM0.79m
1:56PM0.98m
2:21AM0.75m
3:02PM0.95m
3:31AM0.73m
4:14PM0.94m
4:46AM0.74m
5:26PM0.96m
5:57AM0.78m
6:31PM0.98m
Low Tide
12:36PM0.20m
1:35AM0.19m
1:25PM0.17m
2:14AM0.15m
2:11PM0.15m
2:50AM0.11m
2:55PM0.12m
3:24AM0.09m
3:37PM0.11m
3:58AM0.07m
4:19PM0.10m
4:32AM0.06m
5:02PM0.10m
5:08AM0.06m
5:47PM0.11m
5:47AM0.06m
6:36PM0.13m
6:31AM0.08m
7:32PM0.16m
7:22AM0.10m
8:35PM0.19m
8:22AM0.13m
9:46PM0.20m
9:32AM0.14m
10:58PM0.18m
10:46AM0.13m
00:03AM0.14m
11:59AM0.11m
Wave
Height (m)
Direction
Period (s)
0.6
ESE
11
0.8
ESE
8
1
ESE
8
1
ESE
7
0.9
ESE
8
1
ESE
9
1
ESE
8
0.9
ESE
8
0.9
SE
8
0.8
E
9
0.8
E
9
0.8
E
10
0.9
E
10
0.8
E
9
0.9
ESE
8
0.9
SE
7
0.8
SE
7
0.7
SE
7
0.7
SE
6
0.7
SE
6
0.8
ESE
16
0.9
ESE
15
0.9
ESE
14
1
ESE
13
1.4
SE
14
1.4
SE
14
1.5
SE
13
1.7
ESE
13
1.7
ESE
13
1.4
ESE
12
1.4
E
12
1.5
ENE
10
1.5
ENE
10
1.8
SW
6
2.1
WSW
7
1.8
WNW
9
1.5
W
8
2
SSW
6
1.7
WSW
6
1.6
SW
6
1.8
SW
6
1.6
WSW
7
1.6
SW
7
1.7
SW
7
1.7
SW
7
1.6
SW
7
1.4
SW
6
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
cloud
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
clear
rain showers
part cloud
thunderstorm
thunderstorm
thunderstorm
mod rain
rain showers
thunderstorm
mod rain
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
risk tstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
cloudy
cloudy
cloudy
clear
risk tstorm
clear
clear
clear
clear
clear
clear
clear
clear
risk tstorm
clear
rain shwrs
some clouds
risk tstorm
risk tstorm
risk tstorm
mod rain
rain shwrs
risk tstorm
mod rain
risk tstorm
risk tstorm
mod rain
risk tstorm
risk tstorm
risk tstorm
km/h
5
NE
10
NW
5
WNW
15
W
10
W
5
S
10
WNW
5
NNW
5
ENE
10
ESE
15
ESE
20
E
20
SE
15
SSE
20
SE
10
SSE
10
SE
15
SE
10
ESE
10
ESE
10
SE
5
SSE
5
SW
5
SW
10
W
15
W
15
WSW
20
WSW
25
WSW
25
SW
30
SSW
30
SSW
35
SSW
40
SSW
40
SW
15
SW
25
SW
50
SW
35
SW
35
SSW
40
SW
30
SSW
35
SSW
35
SSW
25
S
35
SW
20
WNW
 mm
4
2
3
2
1
1
1
1
2
4
3
6
3
9
10
4
2
8
8
4
2
max °C
27
28
27
27
28
27
27
27
27
27
27
27
28
28
28
27
28
28
27
28
27
27
27
27
27
27
27
27
27
27
27
28
28
27
27
27
28
26
28
27
27
27
27
27
27
26
26
Moonrise
5:59
6:35
7:08
7:37
8:05
8:32
9:00
9:31
10:06
10:47
11:36
12:34
1:40
2:51
4:03
Moonset
3:10
4:09
5:09
6:09
7:09
8:09
9:10
10:13
11:19
12:27
1:37
2:45
3:48
4:43
5:30
6:09
Sunrise
6:48
6:48
6:50
6:50
6:50
6:52
6:52
6:52
6:54
6:54
6:54
6:54
6:56
6:56
6:56
6:58
Sunset
7:53
7:52
7:51
7:50
7:49
7:47
7:45
7:45
7:44
7:43
7:40
7:39
7:38
7:37
7:36
7:35
Today's sea temperature in Great Sound Island is
29.0°C
(Statistics for 24 Aug 1981-2005 – mean: 27.6 max: 28.7 min: 26.3°C)
Issued (local time): 2 am Monday 24 Aug 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest