Holtz Bay, Attu Island Sea Conditions and Tide Table

Holtz Bay, Attu 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 10:25 PM.

Days 1–4 Weather Summary

A light covering of new snow, mostly falling on Fri morning. Air temperatures will be slightly above freezing (max 3°C on Wed night, min 1°C on Thu morning). Winds increasing (light winds from the ENE on Thu night, near gales from the NNW by Fri night).

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 3°C on Mon afternoon, min 0°C on Sat night). Winds decreasing (fresh winds from the NNW on Sat night, light winds from the SW by Tue afternoon).

Days 8–10 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 4°C on Tue night, min 0°C on Wed morning). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Freeze-thaw conditions (max 3°C on Mon afternoon, min 0°C on Sun morning). Winds increasing (calm on Sat night, fresh winds from the WNW by Mon afternoon).

Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Fri
1
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
High Tide
3:41AM0.83m
6:26PM0.80m
7:46PM0.89m
8:55PM0.95m
9:57PM0.99m
10:52PM0.99m
6:25AM1.20m
11:39PM0.97m
7:21AM1.18m
00:19AM0.94m
8:21AM1.12m
00:53AM0.91m
9:30AM1.00m
1:25AM0.90m
10:53AM0.87m
1:54AM0.90m
12:36PM0.74m
2:23AM0.91m
2:35PM0.68m
2:50AM0.93m
4:31PM0.70m
3:15AM0.94m
6:09PM0.78m
Low Tide
11:22PM0.49m
12:22PM0.02m
00:08AM0.65m
1:06PM-0.19m
00:50AM0.78m
1:52PM-0.37m
1:29AM0.88m
2:40PM-0.50m
2:07AM0.94m
3:30PM-0.56m
2:48AM0.95m
4:21PM-0.56m
3:40AM0.93m
5:12PM-0.50m
4:46AM0.87m
6:05PM-0.39m
6:07AM0.79m
6:57PM-0.23m
7:37AM0.66m
7:49PM-0.06m
9:04AM0.50m
8:42PM0.13m
10:17AM0.32m
9:36PM0.32m
11:17AM0.14m
10:35PM0.50m
12:06PM-0.02m
11:38PM0.64m
12:49PM-0.14m
Wave
height (m) 
direction
period (s) 
1.4
N
9
1.4
N
10
1.6
N
10
1.7
N
10
1.8
N
9
3
NNE
8
4.5
NNE
10
5
NNE
11
4.5
NNE
11
4
NNE
12
3.5
NNE
12
3
NNE
12
2.5
NNE
11
2.1
NE
10
1.8
NE
9
1.3
NNE
8
0.9
NE
8
0.6
NE
7
0.5
NNE
6
0.8
ESE
13
1.1
E
7
1.2
E
8
1.1
E
9
1
E
9
1.4
NE
10
1.4
NE
8
1.4
NE
8
1.3
NE
8
1.2
NE
7
1.4
ENE
9
1.1
ENE
8
0.8
ENE
7
0.6
ENE
7
0.7
N
4
1
N
5
1.3
NNW
6
1.1
NNW
6
1.2
N
6
1.1
N
6
1
NNE
6
0.9
NE
6
0.7
NE
5
0.9
ENE
8
0.8
ENE
8
0.7
ENE
7
0.5
NE
6
0.3
NE
6
part cloud
part cloud
part cloud
cloud
light snow
light snow
light snow
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light snow
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
clear
clear
part cloud
clear
clear
some clouds
some clouds
some clouds
cloudy
light snow
light snow
light snow
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
some clouds
clear
clear
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
light snow
cloudy
cloudy
some clouds
clear
clear
some clouds
some clouds
some clouds
clear
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
clear
clear
some clouds
clear
clear
 km/h
20
W
20
W
20
W
5
ENE
40
NE
50
N
60
NNW
55
NW
40
NW
25
NNW
15
N
10
ENE
25
ESE
30
SE
25
SE
20
S
20
S
15
SSW
5
WSW
20
N
20
NE
15
NE
10
ENE
10
ESE
20
SE
20
SE
20
SE
25
ESE
25
E
20
E
10
E
10
NW
15
NW
15
WNW
25
WNW
30
WNW
20
N
20
NE
20
ENE
20
ENE
10
ENE
10
E
5
ESE
0
W
5
ESE
0
W
0
SE
 mm 
max°C
3
1
2
2
1
1
1
1
1
1
1
1
1
1
3
3
2
3
4
1
1
1
1
1
2
2
2
2
2
2
2
1
2
2
2
3
3
2
2
2
1
1
1
1
2
2
1
Moonrise
7:53
8:07
8:26
8:53
9:35
10:37
11:56
1:24
2:51
4:16
5:36
6:53
8:09
9:25
10:41
Moonset
10:21
11:56
1:32
3:03
4:17
5:09
5:42
6:04
6:20
6:32
6:41
6:51
7:00
7:11
7:24
Sunrise
8:26
8:23
8:22
8:19
8:17
8:15
8:12
8:11
8:08
8:07
8:04
8:02
8:00
7:58
7:56
7:54
Sunset
10:25
10:28
10:30
10:31
10:34
10:35
10:37
10:38
10:40
10:42
10:44
10:45
10:47
10:49
10:51
10:52
Today's sea temperature in Holtz Bay, Attu Island is
3.9° C
(Statistics for 15 Apr 1981-2005 – mean: 3.4 max: 4.0 min: 2.6°C)
Issued (local time): 8 pm Wednesday 15 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
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