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 04:16 AM and sunset is at 09:22 PM.

Days 1–3 Weather Summary

Light rain (total 7mm), mostly falling on Wed night. Cool air temperatures (max 14°C on Tue morning, min 6°C on Wed night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 3mm), mostly falling on Thu morning. Cool air temperatures (max 13°C on Sat afternoon, min 6°C on Thu morning). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 13mm), heaviest on Tue night. Very mild (max 18°C on Tue morning, min 8°C on Sun night). Wind will be generally light.

Days 10–12 Weather Summary

Moderate rain (total 17mm), heaviest on Fri afternoon. Very mild (max 14°C on Fri morning, min 9°C on Wed night). Wind will be generally light.

Days 13–16 Weather Summary

Some drizzle, heaviest during Sat afternoon. Very mild (max 18°C on Tue afternoon, min 9°C on Sat night). Wind will be generally light.

Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
Tue
9
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
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High Tide
9:25AM3.66m
9:52PM4.45m
10:33AM3.72m
10:38PM4.59m
11:30AM3.85m
11:20PM4.70m
12:18PM3.98m
11:57PM4.78m
1:01PM4.08m
00:32AM4.82m
1:39PM4.14m
1:06AM4.84m
2:16PM4.15m
1:40AM4.82m
2:51PM4.12m
2:14AM4.76m
3:28PM4.05m
2:48AM4.65m
4:05PM3.97m
3:25AM4.49m
4:44PM3.90m
4:04AM4.29m
5:25PM3.86m
4:49AM4.04m
6:08PM3.87m
5:42AM3.79m
6:55PM3.95m
6:46AM3.57m
Low Tide
3:27PM0.81m
4:25AM0.60m
4:21PM0.94m
5:14AM0.25m
5:09PM1.01m
5:57AM-0.04m
5:52PM1.06m
6:35AM-0.27m
6:32PM1.09m
7:11AM-0.41m
7:09PM1.12m
7:46AM-0.48m
7:45PM1.16m
8:21AM-0.48m
8:21PM1.22m
8:56AM-0.41m
8:57PM1.30m
9:32AM-0.29m
9:36PM1.41m
10:10AM-0.12m
10:17PM1.51m
10:49AM0.08m
11:04PM1.58m
11:31AM0.31m
00:00AM1.58m
12:18PM0.55m
1:04AM1.45m
1:11PM0.79m
Wave
Height (m)
Direction
Period (s)
part cloud
part cloud
part cloud
part cloud
part cloud
rain showers
cloud
light rain
light rain
light rain
light rain
light rain
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
rain showers
rain showers
part cloud
part cloud
part cloud
part cloud
cloud
light rain
mod rain
light rain
rain showers
light rain
light rain
light rain
rain showers
part cloud
rain showers
part cloud
part cloud
light rain
cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
some clouds
some clouds
some clouds
some clouds
some clouds
rain shwrs
cloudy
light rain
light rain
light rain
light rain
light rain
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
rain shwrs
rain shwrs
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
mod rain
light rain
rain shwrs
light rain
light rain
light rain
rain shwrs
some clouds
rain shwrs
some clouds
some clouds
light rain
cloudy
some clouds
some clouds
clear
clear
clear
some clouds
clear
some clouds
km/h
5
W
10
NW
5
S
5
S
10
SSW
5
SE
10
S
10
SSW
5
WNW
5
E
5
E
5
NW
5
WNW
0
W
5
SSW
5
SSE
5
SSW
5
SE
5
SE
10
SSE
5
E
0
N
5
NW
10
E
5
S
10
SE
5
WSW
5
ESE
0
E
5
SSE
5
SE
5
SW
10
ESE
5
NNW
5
SW
5
SE
5
SSE
5
E
5
NW
5
NW
5
NW
5
NW
5
NW
10
WNW
5
NW
10
NW
10
WNW
2
2
3
1
1
1
2
1
2
8
1
2
1
1
1
3
8
1
max °C
12
13
12
14
14
9
11
11
9
7
7
7
10
11
8
12
13
9
12
13
10
15
16
14
18
16
10
12
13
11
11
12
11
14
12
11
14
13
11
12
12
11
14
15
11
17
18
Moonrise
3:18
4:39
6:00
7:23
8:46
10:05
11:12
12:02
12:33
12:52
1:03
1:11
1:17
1:22
1:26
Moonset
2:23
2:27
2:32
2:38
2:47
3:01
3:25
4:03
5:00
6:14
7:35
9:00
10:24
11:47
1:12
2:39
Sunrise
4:16
4:16
4:13
4:13
4:11
4:09
4:09
4:07
4:07
4:05
4:05
4:03
4:03
4:01
4:01
4:01
Sunset
9:22
9:24
9:25
9:28
9:30
9:30
9:32
9:34
9:36
9:37
9:37
9:38
9:40
9:42
9:43
9:44
Today's sea temperature in Portage Bay, Kupreanof Island is
8.2° C
(Statistics for 25 May 1981-2005 – mean: 8.8 max: 10.0 min: 7.1°C)
Issued (local time): 3 am Monday 25 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest