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 10:37 AM and sunset is at 06:12 PM.

Days 1–3 Weather Summary

Mostly dry. Low air temperatures (max 5°C on Sun afternoon, min 1°C on Sat night). Winds increasing (moderate winds from the SW on Sat night, strong winds from the SSW by Mon afternoon).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 5°C on Tue morning, min -1°C on Thu night). Winds increasing (light winds from the ESE on Tue night, near gales from the NNE by Wed night).

Days 7–9 Weather Summary

Moderate rain (total 10mm) heaviest on Sun morning, then becoming colder with a dusting of snow on Sun afternoon. Freeze-thaw conditions (max 3°C on Sat night, min -2°C on Sun night). Winds decreasing (strong winds from the SSE on Sat morning, moderate winds from the NW by Sun afternoon).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 2°C on Wed night, min -1°C on Mon morning). Winds decreasing (fresh winds from the NW on Mon morning, calm by Tue night).

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
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
9:49AM1.42m
9:56AM1.43m
10:05AM1.42m
10:11AM1.39m
10:11AM1.36m
10:07AM1.33m
6:04PM1.01m
10:03AM1.32m
8:13PM0.88m
10:02AM1.34m
10:26PM0.80m
10:07AM1.41m
1:31AM0.83m
10:20AM1.51m
10:42AM1.61m
11:15AM1.68m
Low Tide
1:04AM-0.12m
1:38AM-0.11m
2:11AM-0.06m
2:41AM0.01m
3:10AM0.12m
5:49PM1.01m
6:07PM0.80m
6:41PM0.57m
7:22PM0.33m
8:08PM0.10m
8:58PM-0.10m
9:48PM-0.25m
Wave
height (m) 
direction
period (s) 
1.1
WNW
12
1.1
WNW
10
1
W
6
1.2
W
7
1.4
WNW
12
1.5
WNW
13
1.5
WNW
12
1.5
WNW
12
1.3
WNW
13
0.9
W
9
0.7
W
8
0.6
W
10
2.2
N
6
4
N
9
4.5
NNE
10
4.5
NE
10
4.5
NE
11
5
ENE
12
5
ENE
12
5
ENE
12
4
ENE
11
3.5
ENE
10
2.5
E
10
2
E
9
1.4
E
8
1.2
E
8
1.8
NW
8
1.8
WNW
8
1.6
NW
8
1.6
NW
9
1.1
NW
8
1
NW
8
0.7
NW
7
0.9
NNW
8
0.8
NNW
8
0.9
NNW
7
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
mod rain
light snow
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
some clouds
cloudy
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
light rain
mod rain
light snow
some clouds
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
 km/h
25
SW
25
SW
30
SSW
40
SSW
40
SW
35
SSW
45
SSW
40
SSW
30
S
20
SSE
10
SSE
15
NNE
55
NNE
55
NNE
60
NNE
55
NE
50
NE
35
ENE
45
E
45
E
45
SE
45
SSE
40
SSE
40
SSE
35
S
30
WNW
40
W
25
NW
20
W
15
SW
10
SW
5
SW
0
SSE
5
NE
10
N
10
NNE
 mm 
2
8
max°C
3
3
2
3
5
4
5
5
5
5
4
4
3
1
1
1
1
0
0
0
1
1
1
3
3
1
1
0
0
0
0
0
0
0
0
2
Moonrise
12:03
12:36
12:59
1:16
1:29
1:40
1:50
2:00
2:11
2:26
2:47
3:20
Moonset
6:28
7:41
9:00
10:20
11:40
1:00
2:21
3:45
5:14
6:47
8:22
Sunrise
10:37
10:37
10:37
10:38
10:38
10:38
10:40
10:40
10:40
10:40
10:40
10:40
Sunset
6:12
6:12
6:13
6:14
6:14
6:15
6:15
6:16
6:16
6:17
6:19
6:20
Today's sea temperature in Holtz Bay, Attu Island is
4.9° C
(Statistics for 20 Dec 1981-2005 – mean: 4.1 max: 4.9 min: 3.6°C)
Issued (local time): 1 am Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest