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 08:52 PM.

Days 1–4 Weather Summary

Light rain (total 9mm), mostly falling on Fri afternoon. Low air temperatures (max 9°C on Wed afternoon, min 2°C on Tue night). Winds decreasing (strong winds from the ENE on Tue night, light winds from the NE by Wed night).

Days 5–7 Weather Summary

Heavy rain (total 41mm), heaviest during Sun night. Low air temperatures (max 9°C on Mon afternoon, min 2°C on Sun night). Winds increasing (light winds from the NNE on Sat night, strong winds from the N by Sun night).

Days 8–10 Weather Summary

Mostly dry. Very mild (max 12°C on Thu morning, min 5°C on Mon night). Winds decreasing (fresh winds from the WSW on Tue afternoon, calm by Wed afternoon).

Days 11–13 Weather Summary

Moderate rain (total 11mm), heaviest on Sat night. Very mild (max 13°C on Fri morning, min 6°C on Fri night). Winds increasing (light winds from the SW on Fri night, fresh winds from the S by Sat night).

Days 14–17 Weather Summary

Mostly dry. Very mild (max 13°C on Thu morning, min 7°C on Wed night). Winds decreasing (fresh winds from the WSW on Wed afternoon, calm by Thu morning).

Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thu
11
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
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
High Tide
6:43PM1.74m
7:11AM1.62m
7:34PM1.82m
7:58AM1.63m
8:18PM1.90m
8:36AM1.64m
8:55PM1.96m
9:08AM1.66m
9:29PM1.99m
9:37AM1.67m
10:02PM2.01m
10:08AM1.67m
10:36PM2.01m
10:42AM1.66m
11:12PM2.00m
11:21AM1.65m
11:52PM1.97m
12:03PM1.63m
00:34AM1.92m
12:48PM1.62m
1:19AM1.86m
1:35PM1.62m
2:05AM1.80m
2:25PM1.64m
2:54AM1.73m
3:18PM1.68m
3:47AM1.67m
4:15PM1.73m
Low Tide
1:21AM0.83m
1:13PM0.90m
2:02AM0.78m
1:46PM0.83m
2:38AM0.74m
2:21PM0.77m
3:13AM0.71m
2:58PM0.72m
3:49AM0.70m
3:36PM0.69m
4:25AM0.70m
4:14PM0.68m
5:02AM0.72m
4:51PM0.69m
5:38AM0.74m
5:28PM0.71m
6:14AM0.78m
6:05PM0.74m
6:50AM0.82m
6:44PM0.78m
7:28AM0.85m
7:27PM0.83m
8:10AM0.87m
8:18PM0.88m
9:01AM0.87m
9:22PM0.91m
10:01AM0.85m
Wave
Height (m)
Direction
Period (s)
3
SSE
8
2.2
S
9
1.6
S
9
1.2
S
8
1
S
8
0.9
S
8
0.8
SSW
8
1.4
ENE
5
1.8
ENE
6
1.7
ENE
6
1.3
SSE
7
1
SE
7
0.8
SSE
7
0.8
S
9
0.9
ENE
4
1.9
ENE
6
1.7
ENE
7
1.6
SSE
11
2.1
S
11
1.6
S
11
1.8
S
10
2
SSW
8
1.4
SSW
9
1.1
SSW
8
0.9
SSW
8
0.8
SSW
8
0.9
SSW
8
1.3
SW
6
1.4
SSW
7
1.2
S
8
0.8
SSW
8
0.9
SSW
8
1.3
SSW
9
1.7
SSW
8
1.8
SSW
8
2
SSW
9
1.9
SSW
9
1.9
SSW
9
2
SSW
10
1.6
SSW
9
1.3
SSW
8
1.2
SSW
8
1.3
S
8
3
SSW
11
2.5
SSW
11
2.2
SSW
11
1.8
SSW
10
rain showers
part cloud
cloud
clear
part cloud
part cloud
cloud
light rain
light rain
light rain
cloud
cloud
cloud
cloud
light rain
heavy rain
light rain
part cloud
clear
part cloud
cloud
part cloud
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
mod rain
part cloud
light rain
part cloud
clear
clear
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
rain shwrs
some clouds
cloudy
clear
some clouds
some clouds
cloudy
light rain
light rain
light rain
cloudy
cloudy
cloudy
cloudy
light rain
heavy rain
light rain
some clouds
clear
some clouds
cloudy
some clouds
clear
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
mod rain
some clouds
light rain
some clouds
clear
clear
cloudy
cloudy
cloudy
some clouds
some clouds
clear
clear
clear
km/h
45
NE
35
ENE
20
ENE
20
ENE
20
NE
15
ESE
25
ENE
35
ENE
45
NE
30
NNE
30
N
20
N
15
NNE
25
ENE
35
ENE
35
NNE
35
NNW
25
WNW
20
W
20
WSW
35
WSW
25
WSW
20
N
5
NW
5
S
15
WSW
25
WSW
25
WSW
25
WSW
20
WSW
5
SW
10
ENE
15
SE
30
S
20
W
15
SSW
15
SW
25
WSW
25
WSW
15
S
5
WSW
10
E
10
NW
10
SSE
30
WSW
20
W
10
NW
2
3
4
4
2
33
2
10
1
max °C
5
7
9
7
8
9
6
5
6
5
4
5
5
4
7
4
6
9
7
10
9
8
10
11
9
12
12
9
13
13
9
8
10
9
12
11
9
12
12
9
12
11
11
10
10
8
13
Moonrise
5:30
6:38
7:47
8:53
9:54
10:47
11:30
12:05
12:32
12:53
1:12
1:29
1:45
2:02
2:22
Moonset
3:11
3:30
3:51
4:18
4:52
5:35
6:28
7:29
8:35
9:45
10:55
12:05
1:16
2:30
3:47
Sunrise
5:24
5:22
5:22
5:22
5:20
5:20
5:20
5:18
5:18
5:18
5:18
5:16
5:16
5:16
5:16
5:16
Sunset
8:52
8:52
8:53
8:54
8:55
8:57
8:58
8:58
8:59
9:00
9:00
9:01
9:01
9:02
9:04
9:04
Today's sea temperature in Great St Lawrence Harbour (2) is
2.9° C
(Statistics for 26 May 1981-2005 – mean: 4.9 max: 7.1 min: 3.1°C)
Issued (local time): 8 pm Tuesday 26 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest