Port Nelson Sea Conditions and Tide Table

Port Nelson 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 08:42 AM and sunset is at 03:26 PM.

Days 1–3 Weather Summary

Mostly dry. Extremely cold air temperatures (max -24°C on Fri afternoon, min -30°C on Thu morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Extremely cold air temperatures (max -21°C on Tue night, min -28°C on Mon morning). Wind will be generally light.

Days 7–9 Weather Summary

A dusting of new snow. Extremely cold (max -18°C on Wed morning, min -24°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

A dusting of new snow. Temperatures will be well below freezing (max -8°C on Mon night, min -21°C on Sat morning). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
9:08AM3.43m
9:25PM3.52m
9:49AM3.62m
10:06PM3.68m
10:29AM3.79m
10:46PM3.83m
11:09AM3.94m
11:25PM3.95m
11:48AM4.03m
00:05AM4.02m
12:28PM4.08m
00:44AM4.04m
1:08PM4.08m
1:25AM4.00m
1:49PM4.02m
2:08AM3.91m
2:33PM3.91m
2:53AM3.78m
3:20PM3.77m
3:43AM3.62m
4:13PM3.62m
4:42AM3.47m
5:16PM3.49m
5:53AM3.41m
Low Tide
4:43PM0.71m
5:06AM0.50m
5:33PM0.59m
5:54AM0.38m
6:18PM0.48m
6:36AM0.28m
7:00PM0.39m
7:17AM0.21m
7:40PM0.35m
7:56AM0.18m
8:18PM0.33m
8:34AM0.18m
8:56PM0.35m
9:11AM0.22m
9:33PM0.38m
9:48AM0.28m
10:10PM0.42m
10:25AM0.36m
10:48PM0.47m
11:04AM0.44m
11:27PM0.50m
11:45AM0.52m
00:11AM0.53m
Wave
height (m) 
direction
period (s) 
clear
clear
clear
cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
part cloud
part cloud
part cloud
cloud
clear
clear
clear
part cloud
light snow
clear
clear
part cloud
cloud
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
cloud
cloud
part cloud
cloud
cloud
snow showers
clear
clear
clear
cloudy
some clouds
some clouds
some clouds
clear
some clouds
cloudy
some clouds
some clouds
some clouds
cloudy
clear
clear
clear
some clouds
light snow
clear
clear
some clouds
cloudy
some clouds
clear
clear
some clouds
some clouds
clear
some clouds
cloudy
cloudy
some clouds
cloudy
cloudy
snow shwrs
 km/h
15
W
15
WSW
15
WSW
15
WSW
10
WSW
5
WSW
15
NNW
15
NW
15
W
15
WSW
15
WSW
10
WSW
15
W
20
W
20
W
25
W
25
WSW
20
WSW
10
WSW
15
W
15
W
15
WSW
15
WSW
15
WNW
15
WSW
15
SW
5
SSW
10
E
10
NNE
5
WNW
10
SW
15
SW
20
SW
10
SSW
20
SE
25
W
 mm 
max°C
-29
-27
-27
-25
-24
-26
-25
-25
-25
-24
-22
-23
-27
-26
-27
-26
-24
-21
-18
-19
-23
-23
-21
-21
-22
-21
-21
-20
-19
-19
-19
-16
-16
-16
-10
-8
Moonrise
8:19
9:27
10:15
10:45
11:03
11:13
11:20
11:26
11:30
11:34
11:39
11:47
Moonset
1:30
2:09
3:09
4:27
5:53
7:21
8:48
10:14
11:41
1:11
2:45
Sunrise
8:42
8:42
8:44
8:44
8:45
8:45
8:45
8:45
8:45
8:45
8:45
8:45
Sunset
3:26
3:26
3:26
3:26
3:27
3:27
3:29
3:30
3:30
3:32
3:33
3:33
Today's sea temperature in Port Nelson is
-1.7° C
(Statistics for 18 Dec 1981-2005 – mean: -1.2 max: -0.3 min: -1.6°C)
Issued (local time): 11 am Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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