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 — and sunset is at —.

Days 1–4 Weather Summary

Some drizzle, heaviest during Fri afternoon. Warm air temperatures (max 27°C on Thu afternoon, min 25°C on Tue night). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 11mm), heaviest on Fri night. Warm air temperatures (max 27°C on Sat morning, min 26°C on Fri night). Mainly fresh winds.

Days 8–10 Weather Summary

Light rain (total 5mm), mostly falling on Mon night. Warm (max 27°C on Mon night, min 26°C on Mon night). Winds decreasing (fresh winds from the ENE on Mon night, light winds from the NNE by Thu morning).

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Fri night. Warm (max 27°C on Thu night, min 27°C on Thu night). Wind will be generally light.

Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thu
23
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
00:43AM0.12m
11:45AM0.24m
1:57AM0.11m
12:43PM0.23m
3:36AM0.12m
1:57PM0.22m
4:45AM0.13m
3:21PM0.22m
5:22AM0.15m
4:39PM0.22m
5:52AM0.18m
5:43PM0.23m
6:20AM0.21m
6:39PM0.23m
6:48AM0.24m
7:32PM0.23m
7:17AM0.27m
8:22PM0.22m
7:49AM0.30m
9:11PM0.21m
8:24AM0.33m
10:01PM0.19m
9:04AM0.34m
10:53PM0.17m
9:49AM0.34m
11:49PM0.15m
10:39AM0.33m
00:52AM0.13m
11:38AM0.31m
Low Tide
7:07PM0.00m
8:14PM0.02m
6:05AM0.10m
9:31PM0.02m
7:23AM0.11m
10:37PM0.02m
9:22AM0.10m
11:26PM0.02m
10:50AM0.09m
00:03AM0.02m
11:53AM0.05m
00:35AM0.02m
12:46PM0.02m
1:05AM0.02m
1:34PM-0.03m
1:36AM0.03m
2:21PM-0.06m
2:08AM0.04m
3:08PM-0.09m
2:42AM0.05m
3:56PM-0.10m
3:18AM0.05m
4:47PM-0.10m
3:56AM0.06m
5:43PM-0.08m
4:38AM0.07m
6:45PM-0.06m
Wave
height (m) 
direction
period (s) 
0.5
E
7
0.5
E
7
0.5
E
7
0.5
N
8
0.6
NE
7
0.6
ENE
8
0.9
ENE
8
0.9
E
8
1
E
8
1
E
8
1
E
8
1.1
E
8
1.3
E
8
1.4
ENE
6
1.6
NE
6
1.9
NE
7
1.9
NE
7
1.9
ENE
7
2
NE
7
2.1
ENE
7
2
ENE
7
1.9
ENE
7
1.6
ENE
7
1.3
ENE
7
1.2
ENE
7
1.1
ENE
6
1
ENE
6
1.2
NE
7
1.1
NE
6
0.9
NE
6
0.9
NE
5
0.9
NE
6
0.9
ENE
5
0.8
E
5
1
ENE
6
0.9
ENE
6
1
E
7
1.4
ENE
6
1.3
ENE
6
1.5
ENE
6
1.5
ENE
6
1.2
ENE
6
1.1
ENE
6
1
ENE
6
0.9
ENE
6
0.8
ENE
6
0.8
ENE
6
clear
clear
clear
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
clear
clear
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
part cloud
clear
thunderstorm
thunderstorm
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
some clouds
risk tstorm
risk tstorm
clear
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
clear
risk tstorm
risk tstorm
clear
clear
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
risk tstorm
clear
clear
clear
clear
clear
clear
clear
clear
risk tstorm
some clouds
clear
risk tstorm
risk tstorm
clear
clear
risk tstorm
 km/h
5
ENE
10
E
5
NE
15
NE
15
NE
15
NE
20
NE
20
NE
25
NE
20
ENE
20
ENE
20
ENE
25
NE
25
ENE
30
ENE
30
ENE
30
ENE
30
ENE
35
ENE
35
ENE
30
ENE
30
ENE
25
E
20
ENE
20
ENE
10
NE
10
NNE
20
E
20
E
20
E
20
E
25
E
20
ENE
20
E
25
E
20
E
25
E
30
E
25
ENE
30
ENE
25
E
20
ENE
25
ENE
15
ESE
15
ESE
25
E
20
ESE
 mm 
1
4
2
1
1
2
1
2
3
2
3
1
1
1
max°C
26
26
26
26
26
27
26
26
26
26
27
27
27
26
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
28
27
26
27
27
27
27
Moonrise
10:52
11:43
12:30
1:14
1:55
2:34
3:11
3:49
4:28
5:10
5:57
6:50
7:49
8:53
9:58
11:03
Moonset
9:57
10:51
11:45
12:39
1:33
2:27
3:22
4:17
5:16
6:18
7:23
8:31
9:39
10:43
11:40
Sunrise
5:24
5:24
5:22
5:22
5:22
5:20
5:20
5:20
5:18
5:18
5:16
5:16
5:16
5:15
5:15
5:13
Sunset
5:50
5:50
5:50
5:50
5:51
5:51
5:51
5:51
5:52
5:52
5:52
5:52
5:52
5:52
5:52
Today's sea temperature in Harbor Bay, Great Swan Island is
27.1° C
(Statistics for 07 Apr 1981-2005 – mean: 27.3 max: 28.1 min: 26.5°C)
Issued (local time): 11 pm Tuesday 07 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest