Massacre Bay, Attu Island Sea Conditions and Tide Table

Massacre 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 10:49 PM.

Days 1–4 Weather Summary

Mostly dry. Air temperatures will be slightly above freezing (max 3°C on Tue night, min 1°C on Fri morning). Winds increasing (light winds from the NE on Wed afternoon, strong winds from the NNW by Fri morning).

Days 5–7 Weather Summary

Moderate rain (total 15mm), heaviest on Sat night. Air temperatures will be slightly above freezing (max 4°C on Sun morning, min 2°C on Fri night). Winds increasing (light winds from the WSW on Fri night, gales from the SE by Sun morning).

Days 8–10 Weather Summary

Moderate rain (total 10mm), heaviest on Mon night. Temperatures will be slightly above freezing (max 4°C on Wed afternoon, min 2°C on Tue morning). Winds increasing (light winds from the SE on Tue night, fresh winds from the NNE by Thu morning).

Days 11–13 Weather Summary

Mostly dry. Mild temperatures (max 6°C on Sat night, min 1°C on Fri night). Mainly fresh winds.

Wednesday
29
Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Monday
11
Tuesday
12
Wednesday
13
Thu
14
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
4:19AM0.84m
7:13PM0.70m
8:29PM0.79m
9:30PM0.86m
10:22PM0.90m
11:10PM0.92m
11:58PM0.92m
6:19AM0.87m
00:44AM0.91m
6:50AM0.87m
1:26AM0.89m
7:27AM0.86m
1:58AM0.86m
8:10AM0.83m
2:17AM0.84m
9:06AM0.76m
2:25AM0.81m
10:31AM0.67m
2:29AM0.80m
12:34PM0.58m
2:31AM0.80m
2:58PM0.54m
2:36AM0.84m
Low Tide
10:16PM0.45m
11:48AM-0.02m
11:20PM0.58m
12:31PM-0.12m
00:27AM0.68m
1:09PM-0.20m
1:33AM0.75m
1:46PM-0.25m
2:33AM0.80m
2:23PM-0.27m
3:22AM0.83m
2:59PM-0.28m
3:59AM0.85m
3:36PM-0.27m
4:28AM0.85m
4:13PM-0.24m
4:59AM0.84m
4:51PM-0.20m
5:46AM0.81m
5:28PM-0.13m
6:48AM0.75m
6:04PM-0.04m
7:51AM0.65m
6:40PM0.08m
8:42AM0.51m
7:15PM0.23m
9:27AM0.33m
7:49PM0.39m
10:09AM0.13m
Wave
height (m) 
direction
period (s) 
0.8
NE
5
1.4
SW
14
2
SW
13
1.4
SW
11
1.1
SW
10
1.1
SW
10
0.9
SW
8
1.1
SW
8
0.9
WNW
8
0.8
WNW
7
0.7
W
8
1
SW
6
1.7
S
7
2.5
S
10
2.5
SW
12
3
SSW
12
3
SW
12
2.4
SW
12
1.8
SW
11
1.6
SW
10
1.3
SW
9
1
SW
8
0.9
SW
8
0.9
SW
7
1
SSW
9
1.1
SSW
9
1.1
SW
9
0.9
SW
9
0.9
SW
9
0.8
SW
9
0.8
SW
9
0.5
WSW
8
0.5
SW
8
0.6
N
6
0.7
NNE
5
0.8
NNE
6
0.6
SE
8
0.5
W
8
0.5
W
8
0.6
WSW
5
0.4
SW
8
0.4
SW
11
0.4
SW
10
0.4
SW
12
0.5
SW
12
0.5
SW
11
0.4
SSW
11
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
light rain
light rain
light rain
mod rain
light rain
cloud
light rain
cloud
light rain
light rain
light rain
light rain
cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
clear
clear
part cloud
part cloud
cloud
light snow
part cloud
cloud
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
cloudy
some clouds
some clouds
some clouds
cloudy
some clouds
light rain
light rain
light rain
mod rain
light rain
cloudy
light rain
cloudy
light rain
light rain
light rain
light rain
cloudy
some clouds
clear
some clouds
some clouds
some clouds
clear
clear
some clouds
clear
some clouds
some clouds
some clouds
some clouds
cloudy
clear
clear
some clouds
some clouds
cloudy
light snow
some clouds
cloudy
 km/h
30
NE
20
NE
15
NE
15
ENE
20
NNE
20
N
30
NNW
40
NNW
30
NW
15
WNW
20
SSW
25
S
50
SE
65
SE
50
SE
55
SSE
35
SSE
25
SSW
20
SSW
20
S
20
SSE
10
SSE
15
E
20
ENE
30
NE
30
NNE
30
N
25
N
25
NNE
20
NNE
20
NNE
15
N
10
WNW
20
NW
30
N
25
N
15
N
5
WSW
15
W
20
W
10
WNW
5
N
0
NE
5
NE
10
ENE
15
NNE
10
W
 mm 
2
3
1
7
2
1
2
4
2
1
max°C
3
3
3
3
3
3
3
2
2
2
2
3
3
4
3
3
3
4
3
3
2
2
2
4
4
3
3
3
3
3
2
3
5
6
2
3
3
3
4
4
4
3
3
3
2
2
2
Moonrise
9:24
10:41
11:57
1:12
2:20
3:18
4:02
4:34
4:56
5:13
5:26
5:37
5:47
5:58
6:11
Moonset
7:00
7:11
7:25
7:43
8:08
8:43
9:31
10:33
11:45
1:01
2:19
3:38
4:58
6:20
7:47
Sunrise
7:58
7:56
7:54
7:52
7:50
7:48
7:47
7:45
7:43
7:41
7:39
7:37
7:35
7:33
7:33
7:31
Sunset
10:49
10:51
10:52
10:53
10:55
10:58
10:59
11:00
11:02
11:05
11:06
11:07
11:09
11:10
11:13
11:15
Today's sea temperature in Massacre Bay, Attu Island is
3.7° C
(Statistics for 28 Apr 1981-2005 – mean: 3.8 max: 4.3 min: 2.8°C)
Issued (local time): 8 pm Tuesday 28 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest