Duncan Canal, Kupreanof Island Sea Conditions and Tide Table

Duncan Canal, Kupreanof Island 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 08:26 AM and sunset is at 03:17 PM.

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Sat night. Icy conditions (max 1°C on Sat night, min -14°C on Fri afternoon). Wind will be generally light.

Days 4–6 Weather Summary

A light covering of new snow, mostly falling on Sun morning will be washed away by heavy rain (total 127mm) on Mon morning. Air temperatures will be slightly above freezing (max 4°C on Sun night, min 2°C on Sun morning). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Wed morning. Freeze-thaw conditions (max 2°C on Wed morning, min -14°C on Fri night). Wind will be generally light.

Days 10–12 Weather Summary

A light covering of new snow, mostly falling on Tue morning. Temperatures will be below freezing (max -2°C on Tue morning, min -13°C on Sat morning). Wind will be generally light.

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
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
3:56PM4.26m
5:02AM4.30m
4:51PM3.97m
5:48AM4.36m
5:57PM3.69m
6:41AM4.45m
7:16PM3.51m
7:39AM4.59m
8:41PM3.52m
8:40AM4.79m
9:58PM3.72m
9:41AM5.04m
11:03PM4.01m
10:39AM5.27m
11:58PM4.32m
11:33AM5.50m
00:47AM4.58m
12:25PM5.64m
1:32AM4.78m
1:13PM5.64m
2:16AM4.89m
2:01PM5.48m
2:58AM4.91m
Low Tide
10:06AM1.39m
10:24PM0.28m
11:02AM1.33m
11:09PM0.59m
12:06PM1.19m
00:02AM0.92m
1:17PM0.93m
1:04AM1.21m
2:29PM0.55m
2:13AM1.40m
3:35PM0.09m
3:22AM1.44m
4:34PM-0.35m
4:27AM1.38m
5:28PM-0.75m
5:24AM1.19m
6:18PM-1.03m
6:17AM0.99m
7:05PM-1.16m
7:07AM0.83m
7:49PM-1.12m
7:55AM0.74m
8:32PM-0.93m
Wave
height (m) 
direction
period (s) 
part cloud
cloud
snow showers
clear
clear
light snow
mod snow
mod snow
heavy snow
light snow
heavy rain
heavy rain
heavy rain
mod rain
heavy rain
heavy rain
heavy rain
light snow
light rain
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
cloud
part cloud
cloud
light snow
light snow
light snow
part cloud
clear
snow showers
some clouds
cloudy
snow shwrs
clear
clear
light snow
mod snow
mod snow
heavy snow
light snow
heavy rain
heavy rain
heavy rain
mod rain
heavy rain
heavy rain
heavy rain
light snow
light rain
some clouds
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
cloudy
some clouds
cloudy
light snow
light snow
light snow
some clouds
clear
snow shwrs
 km/h
10
ENE
10
NE
10
NNE
10
NNE
5
NE
10
E
15
E
20
E
20
E
15
E
15
E
15
E
15
E
10
E
15
E
10
E
10
E
10
E
10
E
10
E
5
NE
10
NNE
10
NE
10
NE
10
NE
10
NE
10
NE
10
ENE
10
E
10
E
15
ENE
10
ENE
10
E
5
ENE
5
E
10
E
 mm 
4
12
27
21
9
25
12
13
4
4
max°C
-7
-6
-6
-10
-11
-11
-6
-3
1
2
2
4
3
3
4
4
3
3
2
1
-2
-6
-7
-10
-9
-9
-13
-11
-11
-6
-3
-3
-3
-3
-4
-4
Moonrise
11:09
11:14
11:19
11:25
11:34
11:46
12:08
12:49
1:59
3:33
5:15
6:52
Moonset
10:09
11:35
1:04
2:39
4:19
6:03
7:38
8:49
9:30
9:52
10:05
Sunrise
8:26
8:26
8:26
8:26
8:26
8:26
8:26
8:26
8:26
8:26
8:25
8:25
Sunset
3:17
3:18
3:18
3:19
3:21
3:22
3:22
3:25
3:26
3:26
3:29
3:30
Today's sea temperature in Duncan Canal, Kupreanof Island is
5.1° C
(Statistics for 25 Dec 1981-2005 – mean: 7.0 max: 8.6 min: 5.4°C)
Issued (local time): 8 am Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest