Unalaska Sea Conditions and Tide Table

Unalaska 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 —.

Days 1–4 Weather Summary

A dusting of new snow. Icy conditions (max 2°C on Mon morning, min -4°C on Sat night). Winds decreasing (strong winds from the N on Sat night, light winds from the NE by Sun night).

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 2°C on Fri afternoon, min -2°C on Wed night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Freeze-thaw conditions (max 3°C on Sat afternoon, min 0°C on Sat morning). Mainly fresh winds.

Days 11–13 Weather Summary

Mostly dry. Freeze-thaw conditions (max 4°C on Thu afternoon, min 0°C on Wed night). Wind will be generally light.

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thu
18
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
Wave Height Map
High Tide
9:54AM1.30m
6:13PM1.30m
10:33AM1.33m
7:34PM1.19m
11:10AM1.35m
9:01PM1.07m
11:46AM1.36m
10:32PM0.96m
12:19PM1.35m
00:06AM0.90m
12:48PM1.33m
1:41AM0.88m
1:13PM1.29m
3:16AM0.91m
1:31PM1.25m
4:51AM0.98m
1:40PM1.22m
6:25AM1.06m
1:42PM1.20m
8:00AM1.14m
1:36PM1.21m
1:29PM1.22m
Low Tide
1:29AM-0.40m
2:05PM1.13m
2:25AM-0.33m
3:34PM1.01m
3:21AM-0.20m
4:51PM0.85m
4:13AM-0.05m
5:58PM0.68m
5:04AM0.14m
6:57PM0.50m
7:49PM0.34m
6:37AM0.55m
8:35PM0.21m
7:22AM0.75m
9:16PM0.11m
8:04AM0.91m
9:53PM0.04m
8:45AM1.04m
10:27PM-0.00m
9:21AM1.14m
11:01PM-0.03m
Wave
height (m) 
direction
period (s) 
4
NNE
10
3.5
NNE
11
3
N
10
2.1
N
9
2
N
8
1.6
N
8
1.4
N
8
1.2
N
7
1.1
N
6
1.2
N
6
1.5
N
7
1.9
NNE
8
2.2
NNE
8
1.7
NNE
8
1.4
NNE
8
1.3
NNE
8
1.1
NNE
7
1
NW
9
1.3
NNE
6
2.1
NNE
7
2.5
NNE
8
3
NNE
9
2.5
NNE
9
2.4
NNE
8
2.2
NNE
8
2.3
NNE
8
2.3
NNE
8
2.2
NNE
8
2
NNE
9
1.7
NNE
8
1.4
NNE
8
1.1
NNE
7
1
NNE
7
1.1
NW
11
1.1
NW
10
1
NW
9
cloud
light snow
cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
cloudy
light snow
cloudy
some clouds
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
clear
some clouds
some clouds
clear
some clouds
clear
some clouds
some clouds
 km/h
35
N
25
NNE
20
NE
10
NE
20
NNE
20
NNE
20
NNW
20
NNW
20
NNW
20
N
25
N
25
N
20
N
15
N
15
N
10
NNW
15
NW
20
NNW
20
NNW
35
N
35
N
30
N
25
N
25
N
25
N
25
NNW
25
NNW
25
NNW
20
NNW
15
NNW
15
NNW
10
NW
10
NW
20
WNW
15
WNW
15
WNW
 mm 
max°C
-1
-1
-1
1
2
2
1
0
1
1
0
0
-1
-1
0
0
1
2
2
2
3
2
2
3
2
2
2
1
1
2
1
2
2
1
3
4
Moonrise
8:56
10:27
11:54
1:14
2:31
3:46
5:01
6:16
7:32
8:48
10:00
Moonset
1:29
1:51
2:05
2:15
2:24
2:31
2:39
2:48
2:59
3:14
3:35
4:07
Sunrise
10:08
10:11
10:11
10:12
10:14
10:15
10:15
10:17
10:18
10:18
10:18
10:19
Sunset
5:45
5:45
5:44
5:44
5:44
5:44
5:44
5:44
5:44
5:44
5:44
5:45
Today's sea temperature in Unalaska is
6.2° C
(Statistics for 06 Dec 1981-2005 – mean: 5.5 max: 6.0 min: 4.9°C)
Issued (local time): 8 pm Saturday 06 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest