Sweeper Cove, Adak Island Sea Conditions and Tide Table

Sweeper Cove, Adak 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 09:51 AM and sunset is at 05:37 PM.

Days 1–3 Weather Summary

Mostly dry. Low air temperatures (max 5°C on Sat night, min 1°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 42mm), heaviest during Thu morning. Later becoming colder with a dusting of snow on Thu afternoon. Icy conditions (max 5°C on Tue night, min 0°C on Thu night). Winds increasing (moderate winds from the SSE on Tue morning, severe gales from the NNE by Thu afternoon).

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 3°C on Sun night, min -2°C on Fri afternoon). Winds decreasing (gales from the NE on Fri morning, calm by Sun morning).

Days 10–12 Weather Summary

A dusting of new snow. Temperatures will be slightly above freezing (max 3°C on Mon morning, min 1°C on Mon night). Winds decreasing (fresh winds from the NW on Mon afternoon, calm by Tue afternoon).

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
12:19PM1.48m
12:37PM1.46m
12:46PM1.41m
12:32PM1.34m
12:03PM1.26m
11:36AM1.19m
11:15AM1.16m
11:02AM1.18m
10:28PM0.61m
10:57AM1.25m
11:02AM1.37m
11:17AM1.51m
11:42AM1.62m
Low Tide
00:13AM-0.17m
00:49AM-0.17m
1:24AM-0.16m
1:57AM-0.11m
2:26AM-0.02m
2:50AM0.11m
3:07AM0.29m
6:30PM0.52m
6:54PM0.27m
7:31PM0.03m
8:15PM-0.17m
9:00PM-0.33m
Wave
height (m) 
direction
period (s) 
0.5
SW
7
0.6
W
12
0.6
W
11
0.7
W
11
0.9
WNW
10
1.1
WNW
9
1.4
WNW
8
1.4
WNW
12
1.2
WNW
12
0.9
WNW
13
1
WNW
13
1
SSW
7
0.9
SSE
5
0.7
SSE
5
1
NE
4
4
NNE
8
6.5
N
11
7
NNE
12
6
NNE
12
5
NE
12
3.5
NNE
10
2.3
NNE
9
1.7
NNE
9
1.2
NE
8
1
NE
8
1
NE
9
1.1
NE
8
1.1
NE
7
1.9
WNW
6
2.3
NW
8
2.3
NW
10
1.9
NW
9
1.5
NW
9
1.2
NW
8
1.1
NW
8
1.4
NW
10
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
cloud
cloud
light rain
heavy rain
light rain
light rain
heavy rain
mod rain
light snow
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
light snow
cloud
cloudy
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
cloudy
cloudy
light rain
heavy rain
light rain
light rain
heavy rain
mod rain
light snow
cloudy
cloudy
some clouds
clear
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
clear
some clouds
cloudy
light snow
cloudy
 km/h
20
SSW
20
SSW
20
SW
20
SW
25
SW
25
SW
20
SW
25
SSW
20
S
25
SE
35
ESE
35
SE
25
SE
20
E
25
NE
65
NNE
85
NNE
75
NE
70
NE
65
ENE
50
ENE
35
E
15
E
10
E
5
SE
10
SW
30
SW
35
NW
35
NW
20
NNW
10
N
0
NE
15
SE
20
E
20
ENE
30
NNE
 mm 
1
11
4
2
14
8
2
max°C
3
3
5
5
5
5
3
2
2
2
4
5
5
5
5
5
2
1
-1
-2
-1
0
0
0
0
0
3
3
2
2
2
2
2
2
1
2
Moonrise
11:13
11:48
12:12
12:31
12:45
12:57
1:08
1:20
1:33
1:49
2:12
2:45
Moonset
5:53
7:05
8:22
9:41
10:59
12:18
1:37
3:00
4:27
5:59
7:31
Sunrise
9:51
9:51
9:52
9:52
9:52
9:52
9:52
9:52
9:52
9:53
9:53
9:52
Sunset
5:37
5:37
5:37
5:38
5:38
5:39
5:40
5:40
5:42
5:43
5:44
5:45
Today's sea temperature in Sweeper Cove, Adak Island is
5.2° C
(Statistics for 20 Dec 1981-2005 – mean: 4.6 max: 5.6 min: 3.7°C)
Issued (local time): 1 am Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest