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 06:26 AM and sunset is at 05:27 PM.

Days 1–3 Weather Summary

Heavy rain (total 75mm), heaviest during Thu morning. Low air temperatures (max 6°C on Wed morning, min 3°C on Wed afternoon). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 18mm) heaviest on Sat morning, then becoming colder with a dusting of snow on Mon night. Icy conditions (max 7°C on Sat afternoon, min 0°C on Sun night). Winds decreasing (fresh winds from the W on Sat afternoon, light winds from the SSW by Sun night).

Days 7–9 Weather Summary

Light rain (total 4mm) on Tue morning. Becoming colder with heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 3°C on Tue afternoon, min -5°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

A light fall of snow, heaviest on Sat night. Turning milder with light rain (total 8mm) on Sun morning. Freeze-thaw conditions (max 2°C on Sun morning, min -7°C on Fri night). Mainly strong winds.

Wednesday
4
Thursday
5
Friday
6
Saturday
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thu
19
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
High Tide
1:15PM4.96m
1:39AM5.00m
1:52PM4.75m
2:08AM4.94m
2:27PM4.47m
2:35AM4.81m
3:02PM4.14m
3:04AM4.63m
3:38PM3.79m
3:35AM4.41m
4:22PM3.43m
4:12AM4.15m
5:22PM3.10m
5:04AM3.89m
6:58PM2.92m
6:24AM3.69m
8:39PM3.04m
7:59AM3.71m
9:45PM3.34m
9:13AM3.92m
10:29PM3.70m
10:08AM4.21m
11:05PM4.06m
10:54AM4.49m
11:37PM4.40m
11:35AM4.71m
00:07AM4.70m
12:14PM4.85m
Low Tide
7:08AM0.01m
7:23PM-0.29m
7:44AM-0.04m
7:53PM0.00m
8:18AM0.02m
8:22PM0.36m
8:53AM0.17m
8:51PM0.73m
9:30AM0.38m
9:21PM1.11m
10:12AM0.63m
9:56PM1.48m
11:04AM0.89m
10:43PM1.82m
12:15PM1.07m
11:55PM2.08m
1:43PM1.06m
1:40AM2.12m
3:02PM0.82m
3:09AM1.85m
3:59PM0.49m
4:08AM1.44m
4:42PM0.17m
4:53AM0.98m
5:18PM-0.08m
5:31AM0.53m
5:51PM-0.23m
6:07AM0.12m
Wave
height (m) 
direction
period (s) 
light rain
cloud
mod rain
heavy rain
light rain
light rain
mod rain
heavy rain
heavy rain
mod rain
rain showers
light rain
light rain
light rain
cloud
light rain
light rain
light snow
light snow
light rain
mod snow
cloud
cloud
part cloud
part cloud
cloud
heavy snow
light snow
light snow
part cloud
clear
part cloud
light snow
light snow
light snow
mod snow
light snow
light snow
light snow
cloud
mod snow
heavy rain
mod rain
heavy rain
light rain
cloud
cloud
light rain
cloudy
mod rain
heavy rain
light rain
light rain
mod rain
heavy rain
heavy rain
mod rain
rain shwrs
light rain
light rain
light rain
cloudy
light rain
light rain
light snow
light snow
light rain
mod snow
cloudy
cloudy
some clouds
some clouds
cloudy
heavy snow
light snow
light snow
some clouds
clear
some clouds
light snow
light snow
light snow
mod snow
light snow
light snow
light snow
cloudy
mod snow
heavy rain
mod rain
heavy rain
light rain
cloudy
cloudy
 km/h
25
SSW
15
W
10
SSW
25
SSE
15
SSW
5
SSE
10
NE
20
SE
20
S
10
SSE
35
W
25
WSW
15
W
20
W
15
WSW
5
SSW
20
SSW
5
S
15
SSE
20
SSE
15
SSE
15
NNE
15
N
15
NNE
10
NNE
5
SE
10
S
15
ENE
10
NNE
25
N
20
N
10
N
10
ESE
40
ESE
15
S
20
S
20
SSW
15
S
20
SSW
15
NE
20
ENE
50
SSE
50
SSE
40
S
25
SSW
10
E
10
E
 mm 
4
6
13
2
2
9
13
26
9
1
3
2
1
1
1
2
2
8
2
1
32
7
18
3
max°C
6
5
4
5
6
5
5
6
6
5
7
3
3
3
1
2
2
1
2
3
2
1
2
0
-1
0
1
0
0
-3
-3
-1
-2
2
2
2
2
2
1
1
2
6
7
5
4
3
2
Moonrise
7:33
8:53
10:14
11:35
1:55
3:10
4:15
5:05
5:38
6:00
6:15
6:26
6:34
6:42
6:49
Moonset
6:40
6:46
6:53
7:02
8:14
8:31
8:58
9:39
10:37
11:51
1:13
2:39
4:05
5:32
7:00
8:30
Sunrise
6:26
6:24
6:20
6:18
7:16
6:13
6:11
6:09
6:05
6:03
6:01
5:58
5:56
5:54
5:50
5:48
Sunset
5:27
5:29
5:30
5:32
6:35
5:37
5:38
5:40
5:43
5:45
5:46
5:49
5:51
5:52
5:54
5:57
Today's sea temperature in Custom House Cove, Mary Island is
5.2° C
(Statistics for 04 Mar 1981-2005 – mean: 6.3 max: 8.2 min: 5.2°C)
Issued (local time): 8 am Wednesday 04 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest