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 09:47 PM.

Days 1–4 Weather Summary

Heavy rain (total 42mm), heaviest during Sun night. Cool air temperatures (max 15°C on Sun afternoon, min 11°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Thu afternoon, min 10°C on Wed night). Wind will be generally light.

Days 8–10 Weather Summary

Moderate rain (total 15mm), heaviest on Mon night. Very mild (max 14°C on Sat afternoon, min 10°C on Sat night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Tue afternoon. Very mild (max 19°C on Fri morning, min 9°C on Thu night). Wind will be generally light.

Days 14–17 Weather Summary

Heavy rain (total 27mm), heaviest during Sat morning. Very mild (max 16°C on Sun afternoon, min 10°C on Mon night). Wind will be generally light.

Sun
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
night
Wave Height Map
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High Tide
1:21PM4.47m
00:57AM5.62m
2:11PM4.65m
1:48AM5.66m
3:00PM4.73m
2:39AM5.56m
3:48PM4.75m
3:31AM5.30m
4:38PM4.72m
4:25AM4.92m
5:27PM4.65m
5:21AM4.45m
6:18PM4.55m
6:23AM3.98m
7:09PM4.46m
7:32AM3.60m
8:03PM4.38m
8:47AM3.37m
8:57PM4.33m
10:02AM3.33m
9:50PM4.33m
11:09AM3.44m
10:40PM4.38m
12:03PM3.60m
11:26PM4.47m
12:49PM3.78m
00:09AM4.58m
1:28PM3.93m
Low Tide
6:56PM0.83m
7:44AM-1.41m
7:47PM0.74m
8:32AM-1.45m
8:38PM0.70m
9:20AM-1.31m
9:29PM0.72m
10:07AM-1.02m
10:24PM0.80m
10:56AM-0.61m
11:22PM0.89m
11:45AM-0.13m
00:25AM0.96m
12:37PM0.37m
1:33AM0.96m
1:33PM0.84m
2:43AM0.85m
2:33PM1.20m
3:48AM0.66m
3:35PM1.44m
4:44AM0.41m
4:32PM1.54m
5:32AM0.17m
5:24PM1.53m
6:15AM-0.05m
6:09PM1.46m
6:54AM-0.25m
Wave
Height (m)
Direction
Period (s)
light rain
heavy rain
light rain
light rain
light rain
light rain
light rain
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
part cloud
cloud
light rain
light rain
light rain
light rain
light rain
rain showers
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
light rain
mod rain
light rain
rain showers
light rain
rain showers
cloud
rain showers
rain showers
cloud
light rain
heavy rain
light rain
light rain
light rain
light rain
light rain
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
clear
some clouds
cloudy
light rain
light rain
light rain
light rain
light rain
rain shwrs
rain shwrs
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
light rain
mod rain
light rain
rain shwrs
light rain
rain shwrs
cloudy
rain shwrs
rain shwrs
cloudy
km/h
5
S
5
SE
5
SSE
5
SE
5
W
5
W
5
E
5
SE
5
W
5
NW
0
WNW
5
NW
5
WNW
5
WNW
10
WNW
10
NW
5
W
5
WNW
5
WNW
0
WSW
5
NNW
5
W
5
S
0
S
0
S
5
WNW
5
WNW
5
WNW
5
WNW
5
WNW
10
NW
5
WSW
5
WNW
5
NW
5
S
5
SSE
5
SSW
5
SE
10
SE
10
SE
5
SE
5
SE
5
SW
5
WNW
5
WSW
5
WSW
5
SW
2
27
2
4
4
2
1
1
4
1
2
3
4
2
3
8
4
4
1
2
1
3
max °C
15
13
13
13
12
12
11
11
13
13
12
14
15
12
14
15
12
14
14
12
14
14
12
13
13
12
12
14
12
15
16
13
15
16
14
19
15
12
12
13
13
15
16
13
14
15
12
Moonrise
3:40
5:10
6:53
8:35
10:10
11:39
1:04
2:26
3:48
5:10
6:34
7:54
9:05
10:00
10:36
Moonset
10:39
11:30
11:57
12:12
12:21
12:27
12:32
12:36
12:41
12:47
12:55
1:07
1:28
2:01
2:52
Sunrise
3:58
3:58
3:58
3:58
3:58
3:58
3:58
3:58
3:58
3:59
3:59
4:00
4:00
4:01
4:01
Sunset
9:47
9:49
9:49
9:50
9:50
9:51
9:51
9:51
9:51
9:51
9:51
9:51
9:51
9:51
9:51
9:50
Today's sea temperature in Portage Bay, Kupreanof Island is
10.3° C
(Statistics for 14 Jun 1981-2005 – mean: 10.2 max: 11.8 min: 8.7°C)
Issued (local time): 3 pm Sunday 14 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest