Great St Lawrence Harbour (2) Sea Conditions and Tide Table

Great St Lawrence Harbour (2) 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 07:35 PM.

Days 1–4 Weather Summary

Moderate rain (total 19mm), heaviest on Fri night. Low air temperatures (max 7°C on Fri night, min 1°C on Sat night). Mainly fresh winds.

Days 5–7 Weather Summary

Light rain (total 2mm), mostly falling on Mon afternoon. Icy conditions (max 6°C on Wed afternoon, min -1°C on Sun night). Winds increasing (light winds from the NW on Sun night, fresh winds from the NW by Tue night).

Days 8–10 Weather Summary

Heavy rain (total 25mm), heaviest during Thu night. Later becoming colder with a dusting of snow on Thu night. Temperatures will be slightly above freezing (max 4°C on Wed night, min 2°C on Wed night). Winds increasing (light winds from the NE on Wed night, near gales from the E by Thu night).

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Sat night. Freeze-thaw conditions (max 5°C on Sun afternoon, min 0°C on Mon night). Winds decreasing (fresh winds from the NNE on Sun morning, light winds from the NE by Tue night).

Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
Tue
9
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
11:46PM2.05m
12:04PM1.80m
00:28AM2.02m
12:45PM1.72m
1:15AM1.97m
1:31PM1.64m
2:08AM1.91m
2:26PM1.58m
3:09AM1.87m
3:30PM1.54m
4:19AM1.85m
4:45PM1.57m
5:37AM1.90m
6:06PM1.68m
6:51AM2.00m
7:17PM1.86m
7:51AM2.13m
8:13PM2.05m
8:43AM2.22m
9:02PM2.20m
9:31AM2.26m
9:48PM2.29m
10:18AM2.23m
Low Tide
6:11AM0.65m
6:08PM0.66m
6:46AM0.74m
6:42PM0.70m
7:25AM0.86m
7:22PM0.77m
8:14AM0.99m
8:11PM0.88m
9:20AM1.09m
9:18PM0.98m
10:57AM1.10m
10:51PM1.01m
12:36PM0.98m
00:30AM0.91m
1:35PM0.81m
1:42AM0.74m
2:22PM0.64m
2:38AM0.57m
3:05PM0.50m
3:26AM0.42m
3:45PM0.41m
4:12AM0.33m
4:25PM0.38m
Wave
height (m) 
direction
period (s) 
1.1
S
8
1.1
S
8
1.1
S
7
1.7
S
6
2.4
S
9
2.5
S
11
3
SSW
11
2.5
S
10
2.1
S
10
1.7
S
10
1.3
S
10
1.3
S
9
1.2
SSE
9
0.9
SE
9
0.7
SE
9
0.9
SSE
9
0.7
SE
16
0.6
ESE
15
0.4
SE
15
0.7
ENE
4
1.3
ESE
5
3
ESE
8
3
SSE
10
3
SSW
11
3
SSW
13
2.3
SSW
13
1.9
SSW
12
1.6
S
11
1.5
SSE
11
1.2
SSE
10
1
ESE
12
0.8
ESE
14
0.6
ESE
14
0.7
ESE
13
0.7
S
10
0.5
S
9
cloud
cloud
light rain
heavy rain
cloud
cloud
part cloud
cloud
part cloud
part cloud
cloud
light rain
cloud
cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
light rain
light snow
mod rain
light rain
light rain
cloud
cloud
light rain
cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloudy
cloudy
light rain
heavy rain
cloudy
cloudy
some clouds
cloudy
some clouds
some clouds
cloudy
light rain
cloudy
cloudy
some clouds
some clouds
clear
some clouds
cloudy
cloudy
light rain
light snow
mod rain
light rain
light rain
cloudy
cloudy
light rain
cloudy
some clouds
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
 km/h
15
SSW
10
S
15
SSE
25
SSE
20
SSW
20
SSW
20
SSW
15
W
20
W
20
WNW
15
N
30
NE
20
NNE
25
NNE
15
N
30
NW
20
NNW
15
NW
15
NNE
30
ENE
40
E
50
E
50
NE
50
NE
45
NNE
35
NNE
35
N
35
N
35
NNE
30
NNE
25
N
25
N
20
NNW
25
NNW
25
NNW
15
N
 mm 
3
16
2.0
1.0
11
9
1.0
3
2.0
max°C
6
6
6
7
5
4
2
2
2
0
3
4
3
3
4
1
4
6
4
3
4
3
3
3
2
4
3
3
4
5
2
3
5
2
3
4
Moonrise
11:30
12:42
1:53
2:57
3:52
4:34
5:07
5:33
5:54
6:13
6:32
6:51
Moonset
8:02
8:25
8:55
9:35
10:28
11:36
12:54
2:18
3:44
5:09
6:34
7:59
9:25
Sunrise
6:54
6:52
6:50
6:48
6:47
6:45
6:43
6:41
6:39
6:37
6:35
6:33
Sunset
7:35
7:37
7:37
7:39
7:40
7:42
7:44
7:45
7:45
7:47
7:49
7:51
7:52
Today's sea temperature in Great St Lawrence Harbour (2) is 0.5 °C (Statistics for 28 Mar 1981-2005 – mean: 0.7 max: 2.0 min: -0.6°C)
Nearest