Alcan Harbor, Shemya Island Sea Conditions and Tide Table

Alcan Harbor, Shemya 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 11:17 PM.

Days 1–4 Weather Summary

A dusting of snow turning to light rain (total 9mm) on Tue afternoon. Air temperatures will be slightly above freezing (max 4°C on Mon afternoon, min 2°C on Tue morning). Winds decreasing (strong winds from the NW on Mon afternoon, light winds from the SSE by Tue morning).

Days 5–7 Weather Summary

Mostly dry. Air temperatures will be slightly above freezing (max 4°C on Thu night, min 2°C on Sun morning). Wind will be generally light.

Days 8–10 Weather Summary

Some drizzle, heaviest during Tue afternoon. Mild temperatures (max 6°C on Mon night, min 2°C on Sun afternoon). Winds increasing (calm on Sun afternoon, fresh winds from the W by Tue afternoon).

Days 11–13 Weather Summary

Mostly dry. Mild temperatures (max 5°C on Wed afternoon, min 4°C on Wed night). Winds increasing (light winds from the SSE on Thu night, strong winds from the E by Fri night).

Days 14–17 Weather Summary

Light rain (total 6mm), mostly falling on Sun afternoon. Mild temperatures (max 7°C on Tue night, min 5°C on Sat afternoon). Winds decreasing (strong winds from the ENE on Sat afternoon, light winds from the W by Mon night).

Mon
18
Tuesday
19
Wednesday
20
Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
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
11:31PM1.02m
11:50PM1.00m
7:02AM1.15m
00:12AM0.98m
8:08AM1.06m
00:35AM0.97m
9:21AM0.93m
00:59AM0.97m
10:45AM0.78m
1:24AM0.98m
12:29PM0.65m
1:49AM1.00m
2:32PM0.59m
2:14AM1.01m
4:48PM0.62m
2:37AM1.02m
7:00PM0.73m
8:40PM0.85m
9:34PM0.94m
10:16PM1.01m
10:57PM1.04m
Low Tide
1:59PM-0.58m
00:58AM1.01m
2:49PM-0.56m
2:19AM0.97m
3:39PM-0.49m
3:41AM0.88m
4:26PM-0.37m
5:04AM0.77m
5:12PM-0.21m
6:27AM0.62m
5:56PM-0.02m
7:43AM0.44m
6:37PM0.18m
8:50AM0.26m
7:18PM0.38m
9:46AM0.09m
7:58PM0.56m
10:35AM-0.05m
8:42PM0.72m
11:20AM-0.16m
9:49PM0.85m
12:01PM-0.23m
11:26PM0.94m
12:40PM-0.27m
1:00AM0.98m
1:18PM-0.29m
2:26AM1.00m
1:56PM-0.29m
Wave
Height (m)
Direction
Period (s)
2.1
N
8
1.7
NNE
9
1.3
NNE
9
1.1
NNE
9
1.2
N
9
1.4
NE
8
1.4
NE
8
1.4
NNE
7
1.1
NNE
7
1
NNE
7
0.8
NNE
6
0.6
NE
7
0.6
NNE
7
0.5
NNE
6
0.4
NE
7
0.4
SSE
8
0.4
SSE
8
0.5
SE
8
0.5
SE
9
0.4
SE
8
0.5
SE
6
0.5
SE
5
0.8
NW
5
0.9
WNW
4
0.9
WNW
4
0.5
WSW
8
0.5
S
10
0.5
S
9
0.4
SE
13
0.5
SE
10
0.5
SE
6
0.4
SE
8
0.4
SE
10
0.4
SSE
10
1
E
4
1.7
ESE
8
1.7
ESE
8
1.8
ESE
9
1.7
SE
12
1.6
SE
12
1.4
SE
11
1.3
SE
11
1.2
SE
11
1
SE
10
0.9
ESE
10
0.8
ESE
10
0.8
ESE
9
part cloud
part cloud
light rain
light snow
light rain
cloud
cloud
rain showers
clear
clear
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
cloud
cloud
clear
part cloud
cloud
part cloud
clear
clear
part cloud
part cloud
cloud
cloud
light rain
light rain
light rain
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
some clouds
some clouds
light rain
light snow
light rain
cloudy
cloudy
rain shwrs
clear
clear
cloudy
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
light rain
cloudy
cloudy
clear
some clouds
cloudy
some clouds
clear
clear
some clouds
some clouds
cloudy
cloudy
light rain
light rain
light rain
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
km/h
45
NW
25
WNW
15
SW
20
SE
30
NNE
30
NNW
30
NNW
25
NW
20
W
25
W
10
SSW
15
S
10
SSW
10
SSW
10
WSW
15
W
10
WNW
5
NW
5
WNW
10
NW
20
NW
20
WNW
25
WNW
35
W
35
W
5
WNW
15
S
20
SSW
20
SSW
20
SSW
25
S
20
S
10
ESE
20
E
35
ENE
40
E
40
E
40
E
25
E
15
E
20
ENE
20
NE
10
N
15
WSW
20
SW
20
SW
20
SSW
1
2
5
1
1
3
1
2
max °C
4
4
2
2
3
4
4
4
3
3
4
4
4
4
4
4
4
2
3
4
4
5
6
5
4
5
5
5
5
5
5
5
5
5
5
4
5
6
5
5
5
5
5
6
6
6
7
Moonrise
9:33
11:02
12:32
1:59
3:21
4:39
5:55
7:10
8:25
9:41
10:56
12:06
1:07
1:56
Moonset
2:54
3:36
4:03
4:22
4:35
4:46
4:56
5:05
5:16
5:29
5:46
6:09
6:40
7:25
8:22
Sunrise
7:20
7:18
7:18
7:16
7:15
7:13
7:13
7:11
7:09
7:09
7:07
7:07
7:05
7:05
7:05
Sunset
11:17
11:20
11:21
11:22
11:23
11:25
11:27
11:29
11:30
11:30
11:32
11:34
11:35
11:36
11:37
11:38
Today's sea temperature in Alcan Harbor, Shemya Island is
4.3° C
(Statistics for 18 May 1981-2005 – mean: 4.4 max: 5.5 min: 3.5°C)
Issued (local time): 2 pm Monday 18 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest