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 05:09 AM and sunset is at 06:13 PM.

Days 1–3 Weather Summary

Light rain (total 5mm), mostly falling on Wed morning. Warm air temperatures (max 28°C on Wed afternoon, min 26°C on Wed morning). Mainly fresh winds.

Days 4–6 Weather Summary

Light rain (total 2mm), mostly falling on Mon afternoon. Warm air temperatures (max 28°C on Sun afternoon, min 27°C on Sat morning). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 9mm), mostly falling on Tue night. Warm (max 28°C on Tue afternoon, min 27°C on Tue morning). Wind will be generally light.

Days 10–12 Weather Summary

Moderate rain (total 14mm), heaviest on Sun night. Warm (max 28°C on Fri afternoon, min 26°C on Sun night). Mainly fresh winds.

Days 13–16 Weather Summary

Light rain (total 4mm), mostly falling on Mon morning. Warm (max 28°C on Tue afternoon, min 26°C on Mon morning). Mainly fresh winds.

Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thu
30
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
8:40AM0.37m
10:03PM0.19m
9:32AM0.35m
10:41PM0.21m
10:22AM0.31m
11:19PM0.23m
11:13AM0.27m
11:57PM0.24m
12:06PM0.23m
00:36AM0.25m
1:06PM0.19m
1:17AM0.26m
2:20PM0.16m
2:04AM0.27m
3:57PM0.14m
2:57AM0.27m
5:32PM0.14m
3:58AM0.27m
6:34PM0.15m
7:15PM0.15m
7:47PM0.16m
6:38AM0.31m
8:17PM0.17m
7:20AM0.32m
8:46PM0.18m
7:59AM0.32m
Low Tide
4:14PM-0.05m
3:26AM0.04m
4:54PM-0.04m
4:25AM0.04m
5:33PM-0.01m
5:26AM0.04m
6:11PM0.02m
6:32AM0.04m
6:47PM0.04m
7:42AM0.05m
7:25PM0.07m
8:56AM0.04m
8:05PM0.09m
10:10AM0.04m
8:52PM0.11m
11:19AM0.03m
9:47PM0.12m
12:20PM0.02m
10:45PM0.12m
1:11PM0.02m
11:40PM0.11m
1:55PM0.01m
00:28AM0.10m
2:33PM0.00m
1:13AM0.09m
3:06PM-0.00m
1:55AM0.09m
3:36PM-0.01m
Wave
Height (m)
Direction
Period (s)
1.3
E
7
1.3
E
8
1.4
E
8
1.5
E
8
1.4
E
9
1.4
E
9
1.3
E
9
1.3
E
9
1.3
E
9
1.3
E
9
1.3
E
9
1.2
E
9
1.3
E
9
1.2
E
9
1.1
E
9
1.2
E
8
1.1
E
9
1
E
8
1
E
8
1
E
8
0.9
E
8
1.1
E
8
1
E
8
0.9
E
8
0.9
E
8
0.9
E
8
0.8
E
8
0.8
E
7
0.8
E
7
0.8
E
8
1.1
E
7
1.3
E
7
1.4
E
7
1.2
E
7
1.4
E
6
1.6
E
7
1.4
E
7
1.2
E
7
1.1
E
7
1.1
E
7
1.2
E
8
1
E
8
0.9
E
8
0.9
E
8
0.9
E
8
1
E
7
1.1
E
7
thunderstorm
thunderstorm
cloud
cloud
cloud
part cloud
part cloud
thunderstorm
part cloud
clear
clear
clear
clear
part cloud
clear
clear
rain showers
thunderstorm
clear
clear
rain showers
thunderstorm
thunderstorm
rain showers
thunderstorm
clear
clear
rain showers
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
light rain
part cloud
rain showers
thunderstorm
part cloud
clear
part cloud
clear
clear
part cloud
thunderstorm
risk tstorm
risk tstorm
cloudy
cloudy
cloudy
some clouds
some clouds
risk tstorm
some clouds
clear
clear
clear
clear
some clouds
clear
clear
rain shwrs
risk tstorm
clear
clear
rain shwrs
risk tstorm
risk tstorm
rain shwrs
risk tstorm
clear
clear
rain shwrs
clear
clear
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
mod rain
light rain
some clouds
rain shwrs
risk tstorm
some clouds
clear
some clouds
clear
clear
some clouds
risk tstorm
km/h
15
ENE
20
ENE
30
E
25
ENE
20
ENE
20
E
20
ENE
20
ENE
15
E
20
E
20
ENE
20
E
25
E
20
NE
25
ESE
20
ENE
20
ENE
15
ENE
20
NE
20
ENE
15
ENE
20
NE
15
ENE
10
NE
15
ENE
20
ENE
15
ESE
20
E
15
ENE
20
E
25
E
30
E
25
ESE
30
E
30
E
25
SE
25
SE
25
E
20
E
25
ESE
25
E
25
ESE
15
ESE
20
ENE
25
E
25
ESE
25
ESE
 mm
3
1
1
1
1
2
3
1
2
1
1
1
1
2
2
6
2
1
1
1
max °C
27
28
28
27
28
27
28
28
28
27
27
27
27
28
27
27
27
27
27
28
27
27
27
27
27
27
27
27
28
27
27
27
27
27
27
27
26
27
27
27
28
27
28
28
27
27
27
Moonrise
6:22
7:25
8:23
9:18
10:10
11:01
11:52
12:44
1:37
2:30
3:23
4:14
5:02
5:46
6:27
7:06
Moonset
7:38
8:22
9:01
9:38
10:13
10:49
11:27
12:07
12:51
1:38
2:28
3:21
4:15
5:09
6:02
Sunrise
5:09
5:09
5:09
5:09
5:09
5:11
5:11
5:11
5:11
5:11
5:11
5:13
5:13
5:13
5:13
5:13
Sunset
6:13
6:13
6:13
6:13
6:13
6:12
6:12
6:12
6:12
6:10
6:10
6:10
6:09
6:09
6:09
6:08
Today's sea temperature in Harbor Bay, Great Swan Island is
28.5° C
(Statistics for 15 Jul 1981-2005 – mean: 28.3 max: 29.1 min: 27.6°C)
Issued (local time): 11 am Wednesday 15 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest