Custom House Cove, Mary Island Sea Conditions and Tide Table

Custom House Cove, Mary 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

Mostly dry. Icy conditions (max 4°C on Tue night, min -1°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

A dusting of snow turning to light rain (total 9mm) on Mon morning. Icy conditions (max 3°C on Mon morning, min 0°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

Heavy rain (total 51mm), heaviest during Tue night. Mild temperatures (max 7°C on Tue morning, min 3°C on Mon night). Winds increasing (calm on Mon night, fresh winds from the SSE by Tue night).

Days 11–13 Weather Summary

Light rain (total 3mm), mostly falling on Fri night. Mild temperatures (max 7°C on Fri afternoon, min 3°C on Sun night). Wind will be generally light.

Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunday
1
Monday
2
Tuesday
3
Wednesday
4
Thu
5
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
2:17AM4.47m
1:57PM4.82m
2:47AM4.56m
2:35PM4.65m
3:19AM4.64m
3:17PM4.39m
3:55AM4.69m
4:07PM4.07m
4:37AM4.70m
5:08PM3.72m
5:30AM4.67m
6:29PM3.43m
6:35AM4.65m
8:05PM3.37m
7:50AM4.70m
9:30PM3.57m
9:04AM4.87m
10:38PM3.90m
10:10AM5.10m
11:32PM4.23m
11:08AM5.30m
00:18AM4.53m
11:59AM5.41m
1:00AM4.74m
12:46PM5.38m
1:38AM4.86m
1:29PM5.23m
2:13AM4.90m
2:10PM4.95m
Low Tide
7:52PM-0.34m
7:59AM0.97m
8:23PM-0.23m
8:37AM0.85m
8:56PM-0.04m
9:20AM0.77m
9:32PM0.25m
10:10AM0.72m
10:12PM0.61m
11:08AM0.70m
11:01PM1.02m
12:16PM0.66m
00:01AM1.41m
1:35PM0.54m
1:18AM1.69m
2:56PM0.27m
2:44AM1.73m
4:06PM-0.09m
4:01AM1.54m
5:03PM-0.45m
5:03AM1.23m
5:52PM-0.70m
5:55AM0.91m
6:35PM-0.82m
6:42AM0.65m
7:15PM-0.78m
7:25AM0.48m
7:51PM-0.60m
8:06AM0.42m
Wave
height (m) 
direction
period (s) 
part cloud
clear
part cloud
clear
clear
clear
clear
part cloud
cloud
clear
clear
clear
part cloud
cloud
cloud
light snow
mod rain
light rain
mod rain
light rain
light rain
heavy rain
mod rain
light rain
part cloud
clear
part cloud
cloud
cloud
cloud
light rain
light rain
cloud
part cloud
clear
clear
part cloud
cloud
clear
clear
clear
part cloud
light rain
mod rain
mod rain
cloud
part cloud
some clouds
clear
some clouds
clear
clear
clear
clear
some clouds
cloudy
clear
clear
clear
some clouds
cloudy
cloudy
light snow
mod rain
light rain
mod rain
light rain
light rain
heavy rain
mod rain
light rain
some clouds
clear
some clouds
cloudy
cloudy
cloudy
light rain
light rain
cloudy
some clouds
clear
clear
some clouds
cloudy
clear
clear
clear
some clouds
light rain
mod rain
mod rain
cloudy
some clouds
 km/h
5
NNE
5
NNE
5
N
10
NE
10
NNE
10
NNE
15
NNE
10
NNE
10
NE
10
NNE
5
NNE
5
N
5
NE
5
NE
5
ENE
10
NE
10
NE
10
NE
5
ENE
5
E
10
NE
20
SE
30
SSE
10
ENE
10
NNE
15
NNE
15
NNE
10
NE
15
NE
15
NNE
10
NE
5
ESE
10
NNE
10
NNE
10
NNE
10
N
10
NE
10
NE
5
NNE
10
NNE
10
NNE
15
NE
15
NE
15
ENE
25
SE
15
NNE
15
NE
 mm 
6
3
6
2
4
25
10
4
2
1
2
7
6
max°C
4
3
4
2
2
2
0
0
2
2
2
2
2
2
2
2
3
3
6
7
7
7
6
5
7
6
7
5
6
7
6
5
6
6
6
7
3
4
5
3
4
5
4
6
6
7
7
Moonrise
9:09
9:16
9:23
9:30
9:39
9:53
10:13
10:47
11:43
1:03
2:38
4:15
5:47
7:14
8:37
Moonset
7:51
9:15
10:40
12:09
1:42
3:18
4:51
6:09
7:03
7:36
7:55
8:08
8:17
8:24
8:31
Sunrise
7:52
7:50
7:50
7:48
7:47
7:45
7:43
7:41
7:39
7:39
7:37
7:35
7:33
7:31
7:28
7:26
Sunset
3:59
4:00
4:02
4:05
4:07
4:08
4:10
4:13
4:15
4:17
4:20
4:22
4:23
4:25
4:28
Today's sea temperature in Custom House Cove, Mary Island is
5.3° C
(Statistics for 20 Jan 1981-2005 – mean: 6.6 max: 8.3 min: 5.4°C)
Issued (local time): 8 pm Tuesday 20 Jan 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest