Great Captain Island Sea Conditions and Tide Table

Great Captain 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 04:28 PM.

Days 1–4 Weather Summary

A dusting of new snow. Icy conditions (max 4°C on Sun morning, min -3°C on Sun night). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 16mm), heaviest on Thu night. Icy conditions (max 11°C on Fri morning, min 0°C on Tue afternoon). Wind will be generally light.

Days 8–10 Weather Summary

Moderate rain (total 11mm) heaviest on Sun afternoon, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 8°C on Fri afternoon, min -6°C on Fri night). Winds decreasing (fresh winds from the NW on Fri afternoon, calm by Sun morning).

Days 11–13 Weather Summary

Mostly dry. Freeze-thaw conditions (max 4°C on Thu afternoon, min -5°C on Mon night). Winds decreasing (fresh winds from the N on Mon night, calm by Wed morning).

Sat
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thu
1
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
11:39PM2.08m
11:47AM2.37m
00:17AM2.11m
12:25PM2.36m
00:55AM2.14m
1:04PM2.34m
1:35AM2.17m
1:46PM2.30m
2:18AM2.20m
2:32PM2.23m
3:04AM2.22m
3:23PM2.16m
3:55AM2.25m
4:18PM2.08m
4:49AM2.29m
5:18PM2.02m
5:48AM2.33m
6:21PM1.99m
6:48AM2.39m
7:24PM2.00m
7:47AM2.46m
8:25PM2.01m
8:47AM2.48m
Low Tide
5:37PM0.02m
5:41AM0.24m
6:14PM0.02m
6:19AM0.24m
6:51PM0.03m
6:59AM0.23m
7:29PM0.04m
7:42AM0.22m
8:10PM0.05m
8:28AM0.20m
8:53PM0.06m
9:20AM0.17m
9:41PM0.08m
10:16AM0.14m
10:33PM0.09m
11:17AM0.09m
11:30PM0.09m
12:19PM0.02m
00:30AM0.08m
1:21PM-0.06m
1:30AM0.04m
2:22PM-0.15m
2:31AM0.04m
Wave
height (m) 
direction
period (s) 
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
light snow
light snow
cloud
part cloud
clear
cloud
cloud
light rain
cloud
mod rain
mod rain
part cloud
clear
part cloud
part cloud
cloud
light rain
mod rain
light snow
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
light snow
light snow
cloudy
some clouds
clear
cloudy
cloudy
light rain
cloudy
mod rain
mod rain
some clouds
clear
some clouds
some clouds
cloudy
light rain
mod rain
light snow
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
 km/h
15
SW
25
SW
20
W
30
NW
25
WNW
15
WNW
10
WNW
15
SW
10
S
5
NNW
5
N
10
NNW
0
WNW
10
SW
15
SSW
10
SW
10
SSW
15
WSW
30
NW
10
N
15
N
10
E
5
E
5
ENE
10
ENE
20
N
20
N
25
N
25
N
20
N
15
N
10
NNE
0
SSE
5
SW
5
WSW
5
SW
 mm 
1
8
7
2
6
3
max°C
1
3
4
1
-1
1
3
2
1
0
0
3
4
2
3
3
6
11
8
1
-2
-2
0
3
4
3
4
2
-1
0
-1
-2
-1
0
1
3
Moonrise
8:50
9:27
9:58
10:24
10:47
11:09
11:30
11:53
12:20
12:53
1:35
2:29
Moonset
4:45
5:46
6:52
7:59
9:06
10:14
11:22
12:31
1:45
3:02
4:22
5:41
Sunrise
7:15
7:16
7:16
7:16
7:16
7:16
7:18
7:18
7:18
7:18
7:18
7:18
Sunset
4:28
4:29
4:29
4:30
4:30
4:30
4:31
4:32
4:32
4:34
4:35
4:36
Today's sea temperature in Great Captain Island is
5.5° C
(Statistics for 20 Dec 1981-2005 – mean: 8.0 max: 9.8 min: 6.4°C)
Issued (local time): 6 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest