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 10:38 AM and sunset is at 06:15 PM.

Days 1–3 Weather Summary

Mostly dry. Icy conditions (max 3°C on Sat night, min 0°C on Fri morning). Winds decreasing (strong winds from the N on Thu morning, light winds from the S by Sat night).

Days 4–6 Weather Summary

Moderate rain (total 17mm), heaviest on Tue morning. Air temperatures will be slightly above freezing (max 4°C on Mon night, min 2°C on Sun morning). Winds increasing (light winds from the SE on Sun morning, near gales from the ESE by Mon night).

Days 7–9 Weather Summary

A dusting of snow giving way to moderate rain (total 18mm) heaviest on Fri night. Mild temperatures (max 5°C on Fri night, min 1°C on Wed night). Winds decreasing (near gales from the WSW on Thu morning, light winds from the N by Thu night).

Days 10–12 Weather Summary

Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Sat night. Freeze-thaw conditions (max 5°C on Sat morning, min 0°C on Mon afternoon). Winds decreasing (near gales from the WSW on Sat morning, calm by Mon night).

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
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
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
11:56AM1.71m
12:48PM1.70m
1:50PM1.63m
8:47AM1.35m
2:58PM1.52m
8:27AM1.33m
4:13PM1.38m
Low Tide
5:49PM1.01m
6:07PM0.80m
6:41PM0.57m
7:22PM0.33m
8:08PM0.10m
8:58PM-0.10m
9:48PM-0.25m
10:41PM-0.34m
11:34PM-0.37m
00:26AM-0.34m
11:17AM1.34m
1:13AM-0.26m
1:26PM1.23m
1:58AM-0.13m
Wave
height (m) 
direction
period (s) 
4
NNE
9
4
NNE
10
4
NE
11
4.5
NE
13
4
NE
13
4
ENE
12
3
ENE
12
2.5
ENE
12
2.3
NE
12
2.1
NE
12
2
ENE
12
2.1
ENE
12
2.1
ENE
11
2
ENE
8
2.5
E
8
3
E
9
2.5
E
9
2.1
E
9
1.5
E
9
1.2
E
9
1.2
ENE
9
2
NNW
10
2.2
NNW
10
2
NNW
11
2.1
N
11
2.3
N
11
2.5
ENE
8
2.4
NE
9
2.2
NNE
9
1.8
N
9
2.2
N
12
2.2
NNW
13
2.1
N
13
2.1
N
10
2.1
N
12
2.1
N
11
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
mod rain
light rain
light rain
rain showers
part cloud
rain showers
rain showers
part cloud
cloud
cloud
light snow
heavy rain
light rain
part cloud
snow showers
part cloud
snow showers
snow showers
part cloud
snow showers
part cloud
cloudy
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
mod rain
light rain
light rain
rain shwrs
some clouds
rain shwrs
rain shwrs
some clouds
cloudy
cloudy
light snow
heavy rain
light rain
some clouds
snow shwrs
some clouds
snow shwrs
snow shwrs
some clouds
snow shwrs
some clouds
 km/h
50
N
45
N
35
NE
30
E
25
E
35
SE
35
SSE
30
S
15
S
20
SE
25
SE
30
SE
30
SE
35
ESE
50
ESE
45
ESE
30
SE
25
SSE
30
SW
30
SW
45
SW
45
W
45
W
10
N
35
E
35
E
20
ENE
55
WSW
55
SW
55
SSW
55
SSW
55
SSW
55
SW
30
W
15
SW
5
SE
 mm 
8
4
5
1
2
1
2
12
2
max°C
2
2
2
0
0
1
1
2
3
3
2
2
3
3
4
2
4
4
4
4
3
3
3
2
2
2
5
5
2
1
2
1
2
1
0
1
Moonrise
1:40
1:50
2:00
2:11
2:26
2:47
3:20
4:10
5:23
6:52
8:25
9:55
Moonset
1:00
2:21
3:45
5:14
6:47
8:22
9:49
10:55
11:40
12:08
12:27
Sunrise
10:38
10:40
10:40
10:40
10:40
10:40
10:40
10:40
10:40
10:38
10:38
10:38
Sunset
6:15
6:15
6:16
6:16
6:17
6:19
6:20
6:22
6:22
6:23
6:24
6:27
Today's sea temperature in Holtz Bay, Attu Island is
4.9° C
(Statistics for 25 Dec 1981-2005 – mean: 4.0 max: 4.7 min: 3.2°C)
Issued (local time): 1 am Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest