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 08:44 AM and sunset is at 03:26 PM.

Days 1–3 Weather Summary

Mostly dry. Extremely cold air temperatures (max -23°C on Sun afternoon, min -28°C on Mon morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Extremely cold air temperatures (max -21°C on Wed afternoon, min -27°C on Thu night). Wind will be generally light.

Days 7–9 Weather Summary

A dusting of new snow. Extremely cold (max -19°C on Sun night, min -28°C on Fri morning). Mainly fresh winds.

Days 10–12 Weather Summary

A light covering of new snow, mostly falling on Tue night. Extremely cold (max -11°C on Wed afternoon, min -26°C on Mon morning). Winds decreasing (fresh winds from the WNW on Mon morning, calm by Tue night).

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
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
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
6:27PM3.47m
7:06AM3.47m
7:33PM3.54m
Low Tide
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
12:32PM0.61m
1:02AM0.54m
1:31PM0.68m
2:09AM0.56m
Wave
height (m) 
direction
period (s) 
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
cloud
light snow
cloud
part cloud
cloud
part cloud
cloud
cloud
light snow
light snow
cloud
part cloud
some clouds
clear
clear
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
cloudy
some clouds
cloudy
some clouds
some clouds
clear
some clouds
cloudy
light snow
cloudy
some clouds
cloudy
some clouds
cloudy
cloudy
light snow
light snow
cloudy
some clouds
 km/h
10
NW
15
W
15
W
15
W
20
W
20
WSW
25
W
25
WSW
25
W
20
WSW
25
WSW
20
WSW
15
WSW
20
WSW
25
WSW
25
W
25
WNW
30
WNW
20
W
20
WSW
20
SW
15
WSW
15
WNW
20
WNW
10
WSW
10
SSW
15
WNW
25
W
30
WNW
15
W
10
WSW
10
SSW
15
SE
5
ENE
10
N
30
NW
 mm 
max°C
-25
-25
-25
-25
-23
-23
-27
-25
-25
-25
-23
-22
-22
-21
-22
-23
-24
-27
-27
-24
-22
-20
-20
-24
-23
-20
-19
-22
-19
-21
-21
-17
-13
-13
-11
-15
Moonrise
10:15
10:45
11:03
11:13
11:20
11:26
11:30
11:34
11:39
11:47
11:58
12:17
Moonset
3:09
4:27
5:53
7:21
8:48
10:14
11:41
1:11
2:45
4:26
6:11
Sunrise
8:44
8:44
8:45
8:45
8:45
8:45
8:45
8:45
8:45
8:45
8:45
8:45
Sunset
3:26
3:26
3:27
3:27
3:29
3:30
3:30
3:32
3:33
3:33
3:34
3:36
Today's sea temperature in Port Nelson is
-1.7° C
(Statistics for 20 Dec 1981-2005 – mean: -1.3 max: -0.5 min: -1.6°C)
Issued (local time): 5 am Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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