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 08:06 AM and sunset is at 04:04 PM.

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Sun afternoon. Turning milder with moderate rain (total 11mm), heaviest on Mon night. Icy conditions (max 4°C on Mon night, min -1°C on Sat night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 43mm), heaviest during Tue morning. Low air temperatures (max 5°C on Tue afternoon, min 2°C on Tue night). Wind will be generally light.

Days 7–9 Weather Summary

A light covering of new snow, mostly falling on Fri morning will be washed away by heavy rain (total 32mm) on Sat morning. Mild temperatures (max 6°C on Fri night, min 1°C on Fri morning). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 70mm), heaviest during Wed night. Mild temperatures (max 5°C on Tue morning, min 3°C on Mon morning). Wind will be generally light.

Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunday
1
Monday
2
Tuesday
3
Wednesday
4
Thursday
5
Friday
6
Saturday
7
Sun
8
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
PM
Wave Height Map
High Tide
4:17PM4.11m
4:45AM4.78m
5:18PM3.69m
5:36AM4.66m
6:36PM3.34m
6:40AM4.54m
8:14PM3.25m
7:58AM4.54m
9:47PM3.50m
9:17AM4.71m
10:55PM3.91m
10:26AM5.01m
11:47PM4.36m
11:24AM5.31m
00:30AM4.74m
12:14PM5.51m
1:10AM5.03m
12:59PM5.56m
1:46AM5.20m
1:41PM5.44m
2:21AM5.25m
2:22PM5.17m
2:55AM5.18m
3:02PM4.79m
3:27AM5.00m
3:42PM4.33m
4:00AM4.75m
Low Tide
10:24AM0.56m
10:23PM0.60m
11:21AM0.60m
11:11PM1.09m
12:31PM0.61m
00:15AM1.55m
1:53PM0.49m
1:41AM1.83m
3:13PM0.18m
3:10AM1.79m
4:19PM-0.24m
4:23AM1.49m
5:14PM-0.65m
5:20AM1.10m
6:02PM-0.96m
6:10AM0.71m
6:44PM-1.12m
6:55AM0.40m
7:24PM-1.10m
7:38AM0.21m
8:01PM-0.91m
8:18AM0.14m
8:36PM-0.58m
8:58AM0.19m
9:10PM-0.14m
9:39AM0.34m
9:44PM0.37m
10:21AM0.56m
Wave
height (m) 
direction
period (s) 
clear
clear
part cloud
cloud
light snow
mod snow
light snow
light snow
mod rain
heavy rain
mod rain
light rain
light rain
rain showers
rain showers
light rain
light rain
cloud
light snow
cloud
heavy rain
heavy rain
light rain
light rain
light snow
light snow
cloud
part cloud
cloud
light rain
light rain
heavy rain
mod rain
cloud
cloud
heavy rain
rain showers
heavy rain
heavy rain
light rain
cloud
light rain
cloud
cloud
cloud
light rain
light rain
clear
clear
some clouds
cloudy
light snow
mod snow
light snow
light snow
mod rain
heavy rain
mod rain
light rain
light rain
rain shwrs
rain shwrs
light rain
light rain
cloudy
light snow
cloudy
heavy rain
heavy rain
light rain
light rain
light snow
light snow
cloudy
some clouds
cloudy
light rain
light rain
heavy rain
mod rain
cloudy
cloudy
heavy rain
rain shwrs
heavy rain
heavy rain
light rain
cloudy
light rain
cloudy
cloudy
cloudy
light rain
light rain
 km/h
0
S
0
W
5
E
5
ESE
5
SE
10
SE
10
SE
10
ESE
10
ESE
15
E
15
E
10
E
5
NW
10
E
5
SE
10
ESE
10
ESE
0
NE
5
N
10
ESE
15
ESE
10
ESE
10
ESE
5
ESE
0
SE
0
ENE
5
E
5
E
5
ESE
10
ESE
15
E
15
E
10
SE
10
ESE
5
ENE
5
E
10
ENE
20
E
15
ESE
10
E
10
ESE
5
NE
5
NW
0
NNE
5
NE
5
E
5
ESE
 mm 
1
10
13
8
5
1
7
2
5
2
2
11
12
2
5
5
5
14
6
34
8
12
18
1
1
1
1
max°C
1
1
0
1
-1
1
2
2
4
4
5
4
3
3
3
3
3
3
2
2
6
4
3
4
2
1
2
4
4
4
5
5
5
5
5
4
7
6
5
4
4
3
3
3
3
2
3
Moonrise
9:34
9:41
9:50
10:06
10:35
11:29
12:52
2:32
4:14
5:50
7:21
8:47
10:10
11:32
12:55
Moonset
12:24
2:01
3:42
5:20
6:41
7:32
7:59
8:14
8:23
8:29
8:34
8:37
8:41
8:46
8:53
Sunrise
8:06
8:03
8:03
8:00
7:58
7:56
7:54
7:52
7:50
7:48
7:47
7:45
7:43
7:41
7:39
7:35
Sunset
4:04
4:07
4:08
4:10
4:13
4:15
4:17
4:20
4:22
4:24
4:27
4:29
4:30
4:34
4:36
4:37
Today's sea temperature in Portage Bay, Kupreanof Island is
4.0° C
(Statistics for 24 Jan 1981-2005 – mean: 6.2 max: 7.8 min: 5.0°C)
Issued (local time): 8 am Saturday 24 Jan 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest