Portage Bay, Kupreanof Island Sea Conditions and Tide Table

Portage Bay, 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

A light covering of new snow on Sat night turning to drizzle on Sun morning. Icy conditions (max 4°C on Sat afternoon, min -5°C on Mon afternoon). Wind will be generally light.

Days 5–7 Weather Summary

A dusting of new snow. Air temperatures will be below freezing (max -4°C on Thu afternoon, min -12°C on Tue night). Wind will be generally light.

Days 8–10 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -2°C on Fri afternoon, min -13°C on Sun afternoon). Wind will be generally light.

Days 11–13 Weather Summary

A dusting of new snow. Temperatures will be well below freezing (max -6°C on Wed afternoon, min -15°C on Sun night). Wind will be generally light.

Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sun
1
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
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
High Tide
11:27PM3.69m
10:46AM4.40m
11:59PM4.05m
11:27AM4.72m
00:28AM4.39m
12:05PM4.97m
00:56AM4.70m
12:41PM5.13m
1:23AM4.95m
1:17PM5.18m
1:51AM5.14m
1:53PM5.11m
2:21AM5.25m
2:33PM4.89m
2:53AM5.25m
3:15PM4.55m
3:28AM5.14m
4:03PM4.11m
4:10AM4.91m
5:03PM3.62m
5:03AM4.61m
6:24PM3.24m
6:15AM4.32m
8:11PM3.17m
7:47AM4.21m
9:44PM3.49m
9:17AM4.39m
10:45PM3.97m
10:26AM4.72m
Low Tide
4:48AM1.63m
5:28PM-0.03m
5:30AM1.24m
6:02PM-0.34m
6:07AM0.85m
6:34PM-0.57m
6:43AM0.49m
7:05PM-0.67m
7:18AM0.17m
7:36PM-0.65m
7:55AM-0.07m
8:08PM-0.48m
8:33AM-0.20m
8:41PM-0.18m
9:14AM-0.21m
9:16PM0.23m
10:00AM-0.09m
9:56PM0.72m
10:55AM0.14m
10:44PM1.25m
12:06PM0.39m
11:52PM1.74m
1:34PM0.47m
1:33AM1.97m
3:02PM0.27m
3:12AM1.78m
4:10PM-0.09m
4:23AM1.32m
Wave
height (m) 
direction
period (s) 
clear
clear
cloud
light snow
light snow
light snow
light snow
cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
snow showers
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
snow showers
cloud
part cloud
part cloud
cloud
light snow
light snow
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
light snow
light snow
light snow
snow showers
cloud
light snow
light snow
light snow
clear
clear
cloudy
light snow
light snow
light snow
light snow
cloudy
some clouds
clear
clear
clear
some clouds
cloudy
cloudy
snow shwrs
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
snow shwrs
cloudy
some clouds
some clouds
cloudy
light snow
light snow
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
light snow
light snow
light snow
snow shwrs
cloudy
light snow
light snow
light snow
 km/h
5
NNE
0
N
0
E
5
ESE
10
E
5
NNW
10
NW
10
N
10
NNE
10
NE
5
NE
5
NNE
5
N
0
NNE
5
ESE
5
N
5
N
5
NW
5
E
5
E
5
ENE
10
NE
10
NE
10
ENE
10
NE
10
NNE
10
NNE
10
ENE
10
ENE
10
ENE
10
NE
10
NE
5
NE
5
NE
5
E
10
NE
5
ENE
5
N
5
NNW
10
E
10
ESE
10
E
10
E
10
NE
10
NNE
5
ENE
10
NW
 mm 
1
max°C
3
3
4
2
2
2
0
-1
-1
-7
-7
-6
-11
-8
-6
-6
-5
-4
-8
-3
-2
-4
-6
-7
-10
-11
-10
-15
-13
-13
-13
-12
-10
-12
-8
-6
-9
-6
-5
-6
-4
-3
-6
-4
-5
-6
-6
Moonrise
7:02
7:17
7:25
7:32
7:36
7:40
7:45
7:50
7:59
8:11
8:35
9:18
10:30
12:03
1:42
Moonset
1:07
2:37
4:07
5:37
7:06
8:36
10:08
11:45
1:25
3:04
4:30
5:30
6:04
6:22
6:32
Sunrise
7:22
7:20
7:18
7:15
7:13
7:09
7:07
7:05
7:03
7:00
6:58
6:54
6:52
6:50
6:48
6:45
Sunset
4:52
4:53
4:57
4:59
5:00
5:04
5:06
5:07
5:09
5:13
5:15
5:16
5:19
5:22
5:23
Today's sea temperature in Portage Bay, Kupreanof Island is
5.4° C
(Statistics for 13 Feb 1981-2005 – mean: 6.0 max: 7.3 min: 4.7°C)
Issued (local time): 8 pm Friday 13 Feb 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest