Three Arm Bay, Adak Island Sea Conditions and Tide Table

Three Arm Bay, Adak 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 06:16 PM.

Days 1–4 Weather Summary

Moderate rain (total 12mm), heaviest on Thu morning. Low air temperatures (max 5°C on Thu night, min 3°C on Wed afternoon). Winds increasing (moderate winds from the SSE on Wed night, near gales from the SE by Thu night).

Days 5–7 Weather Summary

Some drizzle, heaviest during Mon night. Low air temperatures (max 5°C on Mon afternoon, min 3°C on Sat afternoon). Winds decreasing (fresh winds from the ESE on Sat afternoon, calm by Sun morning).

Days 8–10 Weather Summary

Mostly dry. Freeze-thaw conditions (max 4°C on Tue afternoon, min -3°C on Wed morning). Winds decreasing (strong winds from the NE on Tue night, light winds from the ENE by Thu morning).

Days 11–13 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 2°C on Sat afternoon, min -1°C on Fri afternoon). Wind will be generally light.

Wed
21
Thursday
22
Friday
23
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
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
High Tide
8:42AM1.12m
8:15AM1.12m
6:03PM0.77m
8:04AM1.16m
8:58PM0.70m
8:05AM1.26m
8:17AM1.38m
8:41AM1.49m
9:13AM1.59m
9:54AM1.64m
10:40AM1.63m
11:31AM1.58m
12:25PM1.46m
1:27PM1.30m
7:48AM1.08m
2:46PM1.12m
7:33AM1.08m
Low Tide
11:43PM0.13m
00:07AM0.29m
2:51PM0.73m
00:25AM0.46m
3:18PM0.48m
00:27AM0.63m
3:56PM0.23m
4:38PM0.01m
5:25PM-0.17m
6:15PM-0.29m
7:06PM-0.35m
7:59PM-0.35m
8:51PM-0.30m
9:41PM-0.20m
10:29PM-0.07m
10:42AM1.05m
11:13PM0.09m
12:41PM0.86m
Wave
height (m) 
direction
period (s) 
2.5
SSW
11
2.1
SSW
10
2.1
SW
12
1.9
SW
11
2.5
SW
11
3
SSW
12
2.5
SSW
12
2.4
SSW
12
2
SSW
11
1.7
SSW
11
1.3
SW
11
1.2
SSW
11
1.1
SW
10
0.9
SSW
10
0.9
SSE
10
0.9
ESE
9
1.4
SW
14
1.9
SSW
13
2.3
SW
13
3
WNW
12
3
N
12
2.5
N
11
1.9
N
10
1.5
NNW
10
1.3
NW
10
1.1
NW
9
1.2
NW
9
1.1
N
9
1.1
NW
9
1.2
NNW
9
1.3
NNW
9
1.3
NW
9
1.4
NW
10
1.4
NW
10
1.4
NNW
10
1.4
NNW
10
1.4
NNW
10
1.1
NW
10
1
ENE
10
0.9
ENE
10
0.9
WNW
9
0.9
WNW
9
0.9
NNW
9
1
N
9
1.2
NNW
9
1.2
NNW
9
1.3
N
9
cloud
mod rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
light snow
cloud
light snow
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloudy
mod rain
light rain
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
light rain
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
light snow
cloudy
light snow
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
cloudy
some clouds
cloudy
cloudy
cloudy
 km/h
25
SSE
30
SSE
35
SE
35
SE
50
SE
50
SE
45
SE
45
SE
40
ESE
35
ESE
10
E
5
NW
10
NNW
5
NNE
15
ENE
25
ENE
35
E
15
NE
30
NE
45
NE
40
NE
35
NNE
20
NE
20
ENE
25
E
20
ENE
20
NE
20
NE
10
NE
10
NNE
15
N
10
NW
10
NNW
10
NW
5
SSE
10
SSE
15
SSE
10
SSW
5
W
10
NNW
10
N
10
N
10
N
15
N
20
NNE
25
N
15
N
 mm 
8
4
1
max°C
3
4
4
4
5
5
4
4
3
4
4
4
4
4
4
5
4
4
4
2
-2
-3
-2
-2
-1
-1
-1
0
0
0
2
1
2
2
1
1
2
2
2
3
2
2
3
2
1
1
0
Moonrise
11:17
11:28
11:40
11:55
12:15
12:42
1:24
2:25
3:44
5:13
6:43
8:09
9:31
10:49
Moonset
10:08
11:28
12:49
2:12
3:40
5:10
6:36
7:49
8:43
9:20
9:44
10:02
10:15
10:26
10:37
Sunrise
9:38
9:37
9:37
9:34
9:33
9:33
9:30
9:30
9:27
9:26
9:25
9:23
9:22
9:19
9:18
Sunset
6:16
6:19
6:20
6:22
6:23
6:25
6:27
6:29
6:30
6:32
6:35
6:36
6:37
6:39
6:42
6:44
Today's sea temperature in Three Arm Bay, Adak Island is
4.2° C
(Statistics for 21 Jan 1981-2005 – mean: 3.8 max: 4.7 min: 3.2°C)
Issued (local time): 1 pm Wednesday 21 Jan 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest