Saint Margarets Bay Sea Conditions and Tide Table

Saint Margarets Bay 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 04:37 PM.

Days 1–4 Weather Summary

Mostly dry. Icy conditions (max 7°C on Sun afternoon, min -8°C on Mon night). Mainly strong winds.

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 3°C on Fri morning, min -8°C on Tue night). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 6mm), mostly falling on Fri night. Freeze-thaw conditions (max 7°C on Fri night, min -10°C on Sat night). Mainly strong winds.

Days 11–13 Weather Summary

Heavy rain (total 31mm), heaviest during Tue night. Freeze-thaw conditions (max 5°C on Tue night, min -5°C on Mon night). Winds decreasing (strong winds from the ESE on Tue night, light winds from the NNW by Thu 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
8:52PM1.48m
8:43AM1.57m
9:30PM1.49m
9:21AM1.56m
10:07PM1.50m
9:58AM1.55m
10:44PM1.52m
10:35AM1.52m
11:21PM1.54m
11:14AM1.49m
00:01AM1.56m
11:57AM1.44m
00:44AM1.58m
12:47PM1.38m
1:34AM1.59m
1:47PM1.32m
2:32AM1.61m
3:01PM1.29m
3:36AM1.63m
4:19PM1.32m
4:41AM1.68m
5:29PM1.40m
5:42AM1.71m
Low Tide
2:35PM0.13m
2:40AM0.49m
3:11PM0.15m
3:17AM0.50m
3:47PM0.17m
3:57AM0.53m
4:26PM0.19m
4:43AM0.56m
5:07PM0.22m
5:38AM0.58m
5:52PM0.25m
6:38AM0.57m
6:42PM0.28m
7:39AM0.54m
7:35PM0.31m
8:39AM0.47m
8:32PM0.34m
9:39AM0.39m
9:32PM0.37m
10:40AM0.28m
10:36PM0.38m
11:41AM0.17m
11:46PM0.40m
Wave
height (m) 
direction
period (s) 
2.1
S
12
1.5
S
11
2.2
S
7
1.9
S
9
1.3
S
9
0.9
S
8
0.8
S
8
0.6
NW
3
0.4
SE
9
0.3
SE
9
0.3
SE
9
0.4
NE
3
0.3
ESE
6
0.3
S
10
0.5
SSE
10
0.7
SE
10
0.5
SE
10
0.7
S
3
1.6
SSE
5
1.3
SSE
7
1.6
SSE
9
1.5
S
10
1.2
S
10
1
S
10
0.9
S
9
0.7
S
8
0.6
S
8
0.5
S
8
0.3
S
7
0.6
S
4
0.9
SSE
4
1.5
SE
7
1.5
SSE
8
1.2
SSE
9
0.9
SSE
9
0.7
SE
10
clear
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
cloud
part cloud
clear
clear
cloud
cloud
part cloud
cloud
light rain
light rain
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
light rain
heavy rain
part cloud
cloud
part cloud
part cloud
clear
cloudy
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
clear
some clouds
cloudy
some clouds
clear
clear
cloudy
cloudy
some clouds
cloudy
light rain
light rain
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
light rain
heavy rain
some clouds
cloudy
some clouds
some clouds
 km/h
25
WNW
25
SSW
45
SSW
35
WSW
30
WNW
30
NW
30
NW
25
NW
20
NW
15
NNW
20
NE
20
NE
15
NNE
10
NNW
15
WSW
20
WSW
5
N
30
SSE
45
SE
25
WSW
45
NW
40
NW
35
WNW
35
WNW
30
WNW
25
W
25
W
15
NW
10
E
25
SE
30
SE
40
E
35
NE
20
NE
15
NNE
10
NNW
 mm 
2
4
4
27
max°C
-1
2
6
7
1
-3
-4
-5
-7
-5
-6
-5
-3
-4
-3
2
1
3
6
7
-3
-7
-8
-9
-8
-5
-2
-1
-1
3
4
5
3
2
0
-1
Moonrise
9:25
10:00
10:28
10:51
11:12
11:31
11:49
12:09
12:33
1:02
1:41
2:33
Moonset
4:48
5:51
6:59
8:09
9:20
10:30
11:41
12:54
2:11
3:31
4:55
6:16
Sunrise
7:48
7:48
7:50
7:50
7:50
7:50
7:50
7:50
7:50
7:52
7:52
7:52
Sunset
4:37
4:37
4:38
4:38
4:39
4:40
4:40
4:42
4:43
4:43
4:44
4:45
Today's sea temperature in Saint Margarets Bay is
4.9° C
(Statistics for 20 Dec 1981-2005 – mean: 4.9 max: 6.7 min: 2.8°C)
Issued (local time): 1 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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