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 08:07 AM and sunset is at 03:15 PM.

Days 1–3 Weather Summary

A dusting of new snow. Air temperatures will be below freezing (max -4°C on Fri morning, min -11°C on Sun night). Mainly fresh winds.

Days 4–6 Weather Summary

A dusting of new snow. Air temperatures will be well below freezing (max -7°C on Wed morning, min -11°C on Mon night). Mainly fresh winds.

Days 7–9 Weather Summary

A dusting of snow. Milder later with heavy rain (total 23mm) on Sat night. Freeze-thaw conditions (max 4°C on Sat night, min -10°C on Thu morning). Winds increasing (light winds from the NE on Fri afternoon, near gales from the SSE by Sat night).

Days 10–12 Weather Summary

Heavy rain (total 51mm) on Sun afternoon. Becoming colder with heavy fall of snow, heaviest during Mon afternoon. Freeze-thaw conditions (max 7°C on Sun night, min 0°C on Mon night). Winds decreasing (gales from the SE on Sun night, light winds from the ESE by Mon afternoon).

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
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
Wave Height Map
High Tide
11:50AM4.95m
1:02AM4.14m
12:24PM4.94m
1:37AM4.14m
12:58PM4.89m
2:12AM4.12m
1:32PM4.79m
2:46AM4.11m
2:08PM4.65m
3:21AM4.12m
2:47PM4.47m
3:59AM4.16m
3:33PM4.23m
4:42AM4.23m
4:30PM3.96m
5:31AM4.35m
5:39PM3.72m
6:26AM4.50m
7:02PM3.60m
7:24AM4.71m
8:25PM3.65m
8:24AM4.97m
9:38PM3.85m
Low Tide
6:33PM-0.14m
6:24AM1.54m
7:07PM-0.17m
6:59AM1.56m
7:41PM-0.16m
7:34AM1.57m
8:14PM-0.11m
8:12AM1.57m
8:49PM-0.02m
8:55AM1.55m
9:27PM0.12m
9:44AM1.50m
10:08PM0.31m
10:41AM1.39m
10:55PM0.56m
11:47AM1.22m
11:48PM0.85m
12:57PM0.94m
00:49AM1.12m
2:08PM0.58m
1:55AM1.32m
3:15PM0.14m
3:03AM1.40m
Wave
height (m) 
direction
period (s) 
cloud
cloud
light snow
cloud
part cloud
clear
part cloud
clear
part cloud
cloud
cloud
light snow
cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
light snow
heavy rain
mod rain
heavy rain
heavy rain
mod rain
mod snow
snow showers
snow showers
light snow
light snow
cloudy
cloudy
light snow
cloudy
some clouds
clear
some clouds
clear
some clouds
cloudy
cloudy
light snow
cloudy
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
clear
clear
some clouds
some clouds
cloudy
light snow
heavy rain
mod rain
heavy rain
heavy rain
mod rain
mod snow
snow shwrs
snow shwrs
light snow
light snow
 km/h
15
NNE
25
NNE
20
NNE
15
NE
15
NE
20
NNE
25
NNE
25
NNE
25
NNE
30
NNE
30
NNE
15
NE
20
NNE
20
NNE
20
NNE
25
NNE
30
NNE
20
NNE
25
NNE
25
NNE
20
NE
10
NE
5
NE
5
E
10
ESE
30
SE
50
SSE
45
SSE
35
SE
60
SE
40
SE
10
SSE
10
E
15
NE
15
ENE
15
SE
 mm 
23
7
18
11
10
3
max°C
-4
-4
-5
-6
-6
-8
-7
-7
-10
-9
-9
-9
-8
-8
-8
-7
-7
-9
-7
-7
-8
-7
-7
-5
-2
1
4
5
5
7
5
2
1
1
1
3
Moonrise
8:47
9:34
10:06
10:27
10:41
10:51
10:59
11:06
11:13
11:22
11:33
11:48
Moonset
2:14
3:15
4:30
5:52
7:16
8:39
10:02
11:27
12:54
2:25
4:02
Sunrise
8:07
8:07
8:07
8:08
8:08
8:08
8:10
8:10
8:10
8:10
8:10
8:10
Sunset
3:15
3:17
3:17
3:18
3:18
3:18
3:19
3:19
3:21
3:22
3:22
3:23
Today's sea temperature in Custom House Cove, Mary Island is
6.8° C
(Statistics for 19 Dec 1981-2005 – mean: 7.1 max: 9.1 min: 6.1°C)
Issued (local time): 8 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest