Alert Sea Conditions and Tide Table

Alert 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 12:00 PM and sunset is at 12:00 AM.

Days 1–3 Weather Summary

A dusting of new snow. Extremely cold air temperatures (max -13°C on Sat night, min -27°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Air temperatures will be well below freezing (max -6°C on Mon night, min -23°C on Sun morning). Mainly fresh winds.

Days 7–9 Weather Summary

A dusting of new snow. Extremely cold (max -16°C on Thu night, min -23°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Extremely cold (max -20°C on Sat morning, min -28°C on Mon night). 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
9:10AM0.64m
8:53PM0.79m
9:46AM0.68m
9:29PM0.82m
10:20AM0.70m
10:04PM0.83m
10:53AM0.71m
10:39PM0.82m
11:26AM0.70m
11:12PM0.80m
12:00PM0.69m
11:46PM0.76m
12:36PM0.68m
00:23AM0.71m
1:15PM0.66m
1:04AM0.66m
1:58PM0.65m
1:51AM0.61m
2:46PM0.64m
2:48AM0.56m
3:44PM0.64m
4:10AM0.53m
4:51PM0.66m
5:42AM0.53m
Low Tide
2:40PM0.32m
3:27AM0.20m
3:15PM0.33m
4:02AM0.19m
3:49PM0.32m
4:36AM0.18m
4:21PM0.31m
5:09AM0.17m
4:54PM0.29m
5:43AM0.17m
5:30PM0.28m
6:17AM0.16m
6:10PM0.28m
6:52AM0.17m
6:57PM0.28m
7:30AM0.18m
7:54PM0.28m
8:13AM0.21m
8:58PM0.28m
9:04AM0.24m
10:07PM0.27m
10:05AM0.27m
11:23PM0.25m
Wave
height (m) 
direction
period (s) 
part cloud
cloud
part cloud
part cloud
part cloud
snow showers
cloud
light snow
light snow
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
cloud
part cloud
part cloud
light snow
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
some clouds
cloudy
some clouds
some clouds
some clouds
snow shwrs
cloudy
light snow
light snow
cloudy
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
clear
clear
some clouds
some clouds
cloudy
cloudy
some clouds
some clouds
light snow
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
 km/h
5
N
5
W
5
W
5
WSW
5
W
10
SW
5
SW
5
SSW
0
ENE
5
NW
10
NW
5
NNE
5
WSW
5
NW
30
SSW
15
SW
15
SSW
10
WSW
10
WNW
5
W
10
NW
15
N
10
SW
25
SSW
5
SE
5
WSW
10
SW
10
SW
10
WSW
10
WSW
5
WNW
10
W
10
W
10
WSW
10
WSW
10
W
 mm 
max°C
-22
-26
-26
-26
-26
-17
-15
-14
-13
-21
-21
-19
-21
-16
-6
-15
-16
-17
-20
-22
-19
-19
-18
-16
-17
-19
-21
-20
-21
-22
-24
-23
-24
-25
-26
-24
Moonrise
11:38
9:18
Moonset
10:40
Sunrise
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
Sunset
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
Today's sea temperature in Alert is
-1.8° C
(Statistics for 18 Dec 1981-2005 – mean: -1.9 max: -1.8 min: -1.9°C)
Issued (local time): 12 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest