Harbor Bay, Great Swan Island Sea Conditions and Tide Table

Harbor Bay, Great Swan 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 05:01 AM and sunset is at 06:10 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 27°C on Wed morning, min 27°C on Wed morning). Mainly fresh winds.

Days 4–6 Weather Summary

Light rain (total 2mm), mostly falling on Sat night. Warm air temperatures (max 27°C on Sat morning, min 27°C on Sat morning). Mainly fresh winds.

Days 7–9 Weather Summary

Mostly dry. Warm (max 28°C on Tue afternoon, min 27°C on Tue morning). Mainly fresh winds.

Days 10–12 Weather Summary

Some drizzle, heaviest during Sun afternoon. Warm (max 28°C on Fri afternoon, min 27°C on Fri morning). Mainly fresh winds.

Days 13–16 Weather Summary

Moderate rain (total 17mm), heaviest on Thu afternoon. Warm (max 28°C on Tue afternoon, min 25°C on Thu night). Mainly fresh winds.

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
1
Thu
2
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
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High Tide
9:37AM0.36m
11:17PM0.17m
10:31AM0.33m
00:03AM0.18m
11:28AM0.29m
00:50AM0.20m
12:28PM0.25m
1:37AM0.22m
1:37PM0.20m
2:24AM0.23m
2:59PM0.17m
3:11AM0.25m
4:29PM0.15m
3:57AM0.26m
5:48PM0.15m
4:43AM0.27m
6:47PM0.15m
7:32PM0.15m
6:10AM0.29m
8:08PM0.15m
6:52AM0.30m
8:41PM0.16m
7:32AM0.30m
9:13PM0.16m
8:10AM0.31m
9:46PM0.16m
8:48AM0.31m
Low Tide
5:21PM-0.06m
4:26AM0.06m
6:10PM-0.04m
6:56PM-0.01m
6:45AM0.06m
7:40PM0.02m
8:07AM0.06m
8:25PM0.04m
9:29AM0.05m
9:09PM0.06m
10:43AM0.03m
9:54PM0.08m
11:46AM0.01m
10:39PM0.09m
12:39PM-0.00m
11:25PM0.10m
1:26PM-0.01m
00:08AM0.10m
2:08PM-0.02m
00:50AM0.09m
2:47PM-0.02m
1:29AM0.09m
3:25PM-0.02m
2:07AM0.09m
4:00PM-0.02m
2:45AM0.08m
4:34PM-0.02m
Wave
Height (m)
Direction
Period (s)
1.3
E
7
1.2
E
8
1.1
ESE
5
1.3
E
5
1.2
E
6
1.3
E
6
1.3
E
7
1.3
E
6
1.1
E
8
1.2
E
5
1.2
E
6
1.2
E
7
1.4
E
6
1.4
E
6
1.4
E
7
1.4
E
7
1.3
E
6
1.3
ESE
8
1.1
E
8
1.1
E
8
1.3
ESE
8
1.1
E
8
1
E
8
0.9
ESE
8
0.9
ESE
8
0.8
ESE
8
0.7
E
8
0.8
ESE
8
0.8
ESE
8
0.9
ESE
8
1.1
E
8
1.1
E
8
1.2
ESE
8
1.2
E
8
1.3
E
5
1.4
E
7
1.4
E
7
1.4
E
6
1.6
E
6
1.2
E
7
1
E
8
0.9
ESE
8
0.8
ESE
8
0.8
E
7
0.9
ESE
7
1
E
7
1.1
E
5
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
clear
thunderstorm
clear
clear
clear
clear
thunderstorm
part cloud
cloud
part cloud
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
risk tstorm
clear
risk tstorm
clear
clear
clear
clear
risk tstorm
some clouds
cloudy
some clouds
risk tstorm
risk tstorm
km/h
30
ESE
30
ESE
30
ESE
30
ESE
30
ESE
30
ESE
30
ESE
30
ESE
30
E
30
ESE
30
ESE
30
E
35
E
30
ESE
30
E
30
E
30
E
30
E
30
E
30
ENE
30
ENE
25
E
20
E
20
NE
20
ENE
15
ENE
20
E
25
ENE
20
E
25
E
30
E
25
E
35
E
30
E
35
E
30
ENE
30
E
35
E
30
E
25
E
25
E
25
E
25
E
20
E
25
E
30
E
25
E
2
1
1
1
1
10
max °C
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
28
27
27
28
27
27
28
27
27
28
27
27
27
27
27
27
28
27
27
27
27
28
27
27
28
27
27
27
Moonrise
7:38
8:42
9:41
10:35
11:27
12:18
1:08
1:58
2:50
3:43
4:36
5:28
6:18
7:05
7:48
8:28
Moonset
9:03
9:48
10:29
11:05
11:40
12:15
12:51
1:29
2:09
2:54
3:43
4:34
5:27
6:21
7:14
Sunrise
5:01
5:01
5:01
5:01
5:01
5:01
5:01
5:03
5:03
5:03
5:03
5:03
5:03
5:03
5:03
5:05
Sunset
6:10
6:10
6:12
6:12
6:12
6:12
6:12
6:13
6:13
6:13
6:13
6:13
6:13
6:14
6:14
6:14
Today's sea temperature in Harbor Bay, Great Swan Island is
28.7° C
(Statistics for 17 Jun 1981-2005 – mean: 28.3 max: 28.9 min: 27.6°C)
Issued (local time): 5 am Wednesday 17 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest