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 — and sunset is at —.

Days 1–4 Weather Summary

Mild with heavy rain (total 77mm), heaviest during Sat afternoon. Becoming colder with a moderate fall of snow, heaviest on Mon afternoon. Icy conditions (max 5°C on Sat morning, min -8°C on Mon afternoon). Wind will be generally light.

Days 5–7 Weather Summary

A moderate fall of snow, heaviest on Thu afternoon. Air temperatures will be below freezing (max -5°C on Thu afternoon, min -18°C on Tue night). Wind will be generally light.

Days 8–10 Weather Summary

A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -4°C on Thu night, min -21°C on Sat night). Wind will be generally light.

Days 11–13 Weather Summary

A moderate fall of snow, heaviest on Tue night. Temperatures will be well below freezing (max -7°C on Wed morning, min -18°C on Sun night). Wind will be generally light.

Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wed
17
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
Wave Height Map
High Tide
1:41AM4.73m
1:19PM5.72m
2:30AM4.69m
2:09PM5.51m
3:20AM4.58m
2:59PM5.16m
4:11AM4.46m
3:53PM4.72m
5:04AM4.34m
4:52PM4.26m
6:00AM4.25m
6:00PM3.83m
6:56AM4.22m
7:15PM3.54m
7:52AM4.24m
8:33PM3.43m
8:43AM4.30m
9:43PM3.48m
9:30AM4.40m
10:40PM3.61m
10:13AM4.51m
11:28PM3.77m
10:53AM4.63m
Low Tide
7:13PM-1.25m
7:12AM0.90m
8:01PM-1.16m
8:01AM0.99m
8:49PM-0.92m
8:53AM1.12m
9:39PM-0.55m
9:50AM1.28m
10:29PM-0.12m
10:52AM1.42m
11:22PM0.33m
12:03PM1.47m
00:18AM0.75m
1:18PM1.39m
1:17AM1.10m
2:29PM1.18m
2:16AM1.35m
3:29PM0.90m
3:12AM1.51m
4:18PM0.60m
4:02AM1.57m
5:00PM0.33m
4:47AM1.58m
5:38PM0.10m
Wave
height (m) 
direction
period (s) 
heavy rain
heavy rain
heavy rain
heavy rain
mod rain
heavy rain
light snow
light snow
mod snow
cloud
part cloud
part cloud
clear
part cloud
cloud
light snow
light snow
light snow
mod snow
heavy snow
heavy snow
snow showers
part cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
mod snow
light snow
light snow
heavy rain
heavy rain
heavy rain
heavy rain
mod rain
heavy rain
light snow
light snow
mod snow
cloudy
some clouds
some clouds
clear
some clouds
cloudy
light snow
light snow
light snow
mod snow
heavy snow
heavy snow
snow shwrs
some clouds
cloudy
some clouds
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
mod snow
light snow
light snow
 km/h
15
ESE
10
SE
10
SE
20
ESE
15
E
10
ESE
10
SE
15
NE
10
N
10
ENE
10
NE
10
NE
10
NE
10
ENE
10
E
10
E
15
E
10
E
10
ENE
15
ENE
15
NE
5
NE
10
NE
10
ENE
15
NE
10
ENE
10
ENE
10
ENE
10
ENE
15
ENE
10
ENE
10
ENE
15
ENE
15
E
15
ENE
10
ENE
 mm 
17
11
12
11
7
15
4
max°C
4
5
5
4
4
3
3
-4
-7
-11
-12
-13
-15
-14
-14
-9
-6
-5
-4
-4
-5
-7
-12
-13
-18
-17
-18
-16
-15
-14
-13
-10
-11
-10
-7
-7
Moonrise
4:35
6:14
7:52
9:24
10:49
12:10
1:29
2:47
4:07
5:28
6:49
Moonset
11:04
11:33
11:49
11:59
12:06
12:11
12:15
12:19
12:24
12:31
12:41
12:57
Sunrise
8:10
8:11
8:12
8:14
8:15
8:17
8:18
8:18
8:19
8:21
8:22
8:22
Sunset
3:15
3:15
3:14
3:14
3:12
3:12
3:12
3:12
3:12
3:12
3:12
3:12
Today's sea temperature in Duncan Canal, Kupreanof Island is
6.5° C
(Statistics for 05 Dec 1981-2005 – mean: 7.5 max: 9.1 min: 5.6°C)
Issued (local time): 8 pm Friday 05 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest