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 09:20 PM.

Days 1–4 Weather Summary

Moderate rain (total 12mm), heaviest on Sat night. Cool air temperatures (max 16°C on Mon morning, min 11°C on Sun night). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 12mm), heaviest on Tue night. Cool air temperatures (max 16°C on Thu afternoon, min 11°C on Wed night). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 8mm), mostly falling on Fri night. Very mild (max 16°C on Sat afternoon, min 12°C on Fri night). Wind will be generally light.

Days 11–13 Weather Summary

Heavy rain (total 25mm), heaviest during Tue night. Very mild (max 17°C on Thu morning, min 12°C on Mon night). Wind will be generally light.

Days 14–17 Weather Summary

Moderate rain (total 10mm), heaviest on Sun night. Very mild (max 17°C on Sat morning, min 12°C on Sat night). Wind will be generally light.

Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
Thursday
6
Friday
7
Saturday
8
Sunday
9
Mon
10
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
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
11:03PM4.19m
12:34PM3.64m
11:52PM4.41m
1:11PM3.90m
00:33AM4.62m
1:44PM4.13m
1:11AM4.79m
2:14PM4.33m
1:45AM4.89m
2:42PM4.49m
2:19AM4.90m
3:10PM4.62m
2:54AM4.82m
3:38PM4.71m
3:30AM4.65m
4:08PM4.75m
4:09AM4.39m
4:40PM4.74m
4:53AM4.06m
5:17PM4.68m
5:47AM3.68m
6:03PM4.57m
6:56AM3.33m
7:01PM4.45m
8:26AM3.15m
8:15PM4.40m
10:03AM3.28m
9:36PM4.52m
11:19AM3.66m
Low Tide
5:57AM0.16m
5:52PM1.60m
6:37AM-0.11m
6:35PM1.36m
7:13AM-0.34m
7:13PM1.12m
7:46AM-0.51m
7:49PM0.91m
8:17AM-0.59m
8:25PM0.73m
8:48AM-0.57m
9:00PM0.59m
9:18AM-0.45m
9:37PM0.48m
9:49AM-0.22m
10:16PM0.42m
10:22AM0.10m
10:59PM0.41m
10:58AM0.49m
11:50PM0.46m
11:41AM0.94m
00:53AM0.51m
12:37PM1.38m
2:10AM0.48m
1:55PM1.72m
3:33AM0.25m
3:27PM1.77m
4:45AM-0.13m
Wave
Height (m)
Direction
Period (s)
light rain
light rain
light rain
part cloud
part cloud
part cloud
cloud
light rain
light rain
light rain
rain showers
light rain
part cloud
part cloud
cloud
light rain
light rain
light rain
light rain
part cloud
cloud
light rain
light rain
cloud
light rain
light rain
cloud
light rain
light rain
cloud
mod rain
light rain
cloud
cloud
rain showers
rain showers
light rain
rain showers
rain showers
part cloud
part cloud
part cloud
part cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
some clouds
some clouds
some clouds
cloudy
light rain
light rain
light rain
rain shwrs
light rain
some clouds
some clouds
cloudy
light rain
light rain
light rain
light rain
some clouds
cloudy
light rain
light rain
cloudy
light rain
light rain
cloudy
light rain
light rain
cloudy
mod rain
light rain
cloudy
cloudy
rain shwrs
rain shwrs
light rain
rain shwrs
rain shwrs
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
light rain
light rain
km/h
5
S
5
NE
5
ESE
5
E
0
NE
5
W
0
NNW
5
S
5
SSE
5
ESE
10
ESE
5
SW
5
E
5
ESE
5
NW
0
NW
0
NW
5
WSW
0
ENE
5
NW
5
NNE
5
SE
5
SE
5
E
5
ENE
5
E
5
SE
5
E
0
SE
5
SSE
5
SE
0
ENE
0
NE
0
SE
0
SE
5
W
5
SSE
0
NW
5
S
5
SE
0
W
5
WNW
0
NNE
5
NW
5
NW
5
ENE
5
ENE
 mm
4
3
3
1
1
5
1
1
3
1
1
4
1
1
1
1
4
1
8
4
2
5
1
1
2
3
3
max °C
13
15
14
12
16
16
13
15
15
13
14
15
13
15
16
15
13
13
12
15
16
15
13
14
14
14
14
12
13
14
13
13
14
13
17
17
14
15
16
15
17
16
13
16
16
15
15
Moonrise
8:39
9:05
9:20
9:30
9:37
9:42
9:46
9:50
9:55
10:03
10:13
10:32
11:05
12:05
1:34
Moonset
12:44
1:49
3:07
4:32
5:57
7:21
8:45
10:09
11:35
1:05
2:40
4:19
5:53
7:08
7:55
Sunrise
4:39
4:41
4:43
4:45
4:47
4:48
4:50
4:52
4:54
4:56
4:58
5:01
5:03
5:05
5:07
5:09
Sunset
9:20
9:17
9:15
9:14
9:12
9:09
9:07
9:06
9:04
9:01
8:59
8:57
8:54
8:52
8:50
8:47
Today's sea temperature in Portage Bay, Kupreanof Island is
11.5° C
(Statistics for 25 Jul 1981-2005 – mean: 12.6 max: 14.2 min: 11.3°C)
Issued (local time): 9 pm Saturday 25 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest