Chichagof Harbor, Attu Island Sea Conditions and Tide Table

Chichagof Harbor, 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 08:03 AM and sunset is at 10:45 PM.

Days 1–3 Weather Summary

Light rain (total 4mm), mostly falling on Fri night. Air temperatures will be slightly above freezing (max 4°C on Fri night, min 1°C on Thu morning). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 13mm) heaviest on Sun night, then becoming colder with a dusting of snow on Mon night. Air temperatures will be slightly above freezing (max 4°C on Sun night, min 1°C on Mon night). Winds increasing (moderate winds from the S on Sun morning, gales from the SE by Sun night).

Days 7–9 Weather Summary

Moderate rain (total 17mm) heaviest on Wed morning, then becoming colder with a dusting of snow on Thu night. Mild temperatures (max 5°C on Fri night, min 1°C on Thu morning). Winds decreasing (near gales from the WSW on Thu afternoon, light winds from the SW by Fri night).

Days 10–12 Weather Summary

Light rain (total 4mm), mostly falling on Sun morning. Mild temperatures (max 6°C on Mon afternoon, min 2°C on Mon night). Wind will be generally light.

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
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
8:06AM0.92m
2:12AM0.97m
8:27AM0.97m
3:14AM0.98m
9:00AM1.02m
4:23AM0.98m
9:44AM1.05m
5:07AM0.95m
10:37AM1.03m
5:06AM0.90m
11:41AM0.97m
5:05AM0.86m
1:06PM0.86m
5:08AM0.84m
3:00PM0.74m
5:17AM0.86m
5:15PM0.67m
5:32AM0.92m
7:27PM0.70m
9:20PM0.80m
6:21AM1.06m
10:46PM0.91m
Low Tide
5:05PM-0.30m
5:21AM0.93m
5:43PM-0.34m
5:29AM0.97m
6:24PM-0.37m
7:07PM-0.36m
6:01AM0.94m
7:52PM-0.30m
7:29AM0.88m
8:37PM-0.20m
9:05AM0.77m
9:24PM-0.06m
10:33AM0.59m
10:11PM0.12m
11:44AM0.36m
11:00PM0.33m
12:45PM0.11m
11:51PM0.53m
1:39PM-0.13m
00:48AM0.71m
2:30PM-0.33m
1:50AM0.85m
Wave
height (m) 
direction
period (s) 
2.1
N
10
1.8
N
9
1.3
N
8
1
N
7
0.9
N
7
0.8
NNW
7
0.9
ENE
5
1
NE
6
0.9
ENE
6
0.9
E
5
0.8
E
5
1.4
ESE
5
3
ESE
9
1.9
E
10
1.7
ESE
11
1.6
WNW
11
1.3
NW
11
1.6
WNW
11
1.6
WNW
11
1.8
SE
7
1.3
NW
7
1.4
WNW
7
2.1
W
7
3.5
WNW
10
3.5
NW
10
3
NW
9
2.1
NNW
9
1.4
NNW
8
1.3
NW
8
1.1
NW
7
0.8
NNW
7
0.7
NNW
7
0.5
NNW
6
0.6
NW
5
0.9
WNW
6
0.9
WNW
7
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
cloud
cloud
cloud
mod rain
light rain
part cloud
light snow
light snow
part cloud
rain showers
heavy rain
rain showers
part cloud
part cloud
light rain
light snow
part cloud
clear
clear
part cloud
cloud
cloud
light rain
cloud
part cloud
clear
cloud
cloud
some clouds
cloudy
cloudy
cloudy
cloudy
light rain
light rain
light rain
cloudy
cloudy
cloudy
mod rain
light rain
some clouds
light snow
light snow
some clouds
rain shwrs
heavy rain
rain shwrs
some clouds
some clouds
light rain
light snow
some clouds
clear
clear
some clouds
cloudy
cloudy
light rain
cloudy
some clouds
clear
cloudy
cloudy
 km/h
20
WNW
15
WNW
5
SW
0
WNW
10
SE
20
SE
25
ESE
20
ESE
25
SSE
25
S
25
S
40
SE
45
S
55
S
50
S
40
SSW
35
SSW
45
SW
40
SSE
45
SSW
30
SW
45
SW
60
WSW
55
WNW
45
WNW
45
WNW
15
SW
25
SW
20
WSW
10
SSW
15
ESE
10
E
10
W
15
WSW
15
WSW
10
SW
 mm 
1.0
2.0
1.0
9
2.0
1.0
1.0
11
5
1.0
4
max°C
2
3
3
2
3
4
3
3
3
3
3
4
4
3
3
2
3
2
3
4
3
2
2
2
2
4
5
4
4
4
3
4
4
4
6
6
Moonrise
12:28
1:49
3:06
4:13
5:03
5:37
6:01
6:18
6:31
6:42
6:52
7:04
Moonset
8:26
8:49
9:25
10:17
11:28
12:52
2:22
3:53
5:24
6:54
8:25
9:58
Sunrise
8:03
8:02
8:00
7:58
7:56
7:54
7:52
7:50
7:48
7:46
7:43
7:43
Sunset
10:45
10:46
10:49
10:51
10:52
10:53
10:55
10:58
11:00
11:00
11:02
11:05
Today's sea temperature in Chichagof Harbor, Attu Island is 3.5 °C (Statistics for 25 Apr 1981-2005 – mean: 3.7 max: 4.3 min: 2.6°C)
Nearest