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 10:28 PM.

Days 1–4 Weather Summary

Heavy rain (total 22mm), heaviest during Mon morning. Low air temperatures (max 6°C on Sun afternoon, min 3°C on Sat night). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 14mm) heaviest on Tue night, then becoming colder with a dusting of snow on Fri afternoon. Air temperatures will be slightly above freezing (max 3°C on Tue night, min 1°C on Wed night). Wind will be generally light.

Days 8–10 Weather Summary

A light covering of new snow, mostly falling on Fri night. Becoming milder with light rain (total 5mm) on Sun night. Temperatures will be slightly above freezing (max 4°C on Mon afternoon, min 1°C on Sat morning). Winds increasing (light winds from the NE on Fri night, near gales from the WNW by Sun night).

Days 11–13 Weather Summary

Heavy rain (total 40mm), heaviest during Tue night. Mild temperatures (max 5°C on Tue night, min 2°C on Mon night). Winds increasing (calm on Mon night, fresh winds from the ENE by Thu night).

Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
Wednesday
7
Thu
8
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
4:42AM1.11m
8:04PM0.94m
9:29PM1.03m
10:37PM1.10m
7:13AM1.14m
11:34PM1.15m
8:23AM1.10m
00:24AM1.17m
9:38AM1.05m
1:10AM1.17m
10:53AM0.99m
1:54AM1.16m
12:08PM0.93m
2:33AM1.13m
1:22PM0.85m
3:08AM1.09m
2:39PM0.79m
3:37AM1.04m
4:01PM0.75m
3:57AM0.99m
5:30PM0.75m
Low Tide
10:56PM0.65m
12:21PM-0.21m
00:00AM0.79m
1:20PM-0.36m
1:19AM0.89m
2:21PM-0.45m
2:47AM0.93m
3:22PM-0.48m
4:10AM0.90m
4:23PM-0.46m
5:24AM0.83m
5:21PM-0.40m
6:31AM0.74m
6:18PM-0.29m
7:33AM0.63m
7:10PM-0.16m
8:32AM0.52m
7:59PM0.01m
9:27AM0.41m
8:45PM0.19m
10:17AM0.30m
9:28PM0.37m
11:02AM0.20m
Wave
height (m) 
direction
period (s) 
0.5
WNW
7
0.7
WNW
5
0.7
WNW
6
0.7
WNW
6
0.9
WNW
6
0.6
WNW
7
0.5
NW
6
0.5
NW
6
0.9
WNW
5
1.5
WNW
8
1.3
WNW
8
1.6
WNW
7
1.8
NW
8
1.5
NW
8
1.3
NW
7
1.1
NW
7
0.9
NW
7
0.8
NW
7
1
NNE
5
1.8
N
6
1.8
N
6
2.1
NW
7
2.5
NW
8
2.5
NW
8
2.5
NW
8
3
WNW
9
2.4
WNW
9
1.5
NW
8
1
NW
8
0.9
NW
7
1.1
ENE
5
0.7
NE
5
0.8
ESE
4
1.1
E
5
0.9
NE
4
1.1
NE
5
part cloud
part cloud
cloud
light rain
rain showers
part cloud
mod rain
rain showers
cloud
mod rain
light rain
light rain
rain showers
part cloud
cloud
part cloud
cloud
light snow
mod snow
light snow
cloud
cloud
cloud
part cloud
rain showers
rain showers
part cloud
part cloud
cloud
light rain
heavy rain
light rain
light rain
light rain
light rain
light rain
some clouds
some clouds
cloudy
light rain
rain shwrs
some clouds
mod rain
rain shwrs
cloudy
mod rain
light rain
light rain
rain shwrs
some clouds
cloudy
some clouds
cloudy
light snow
mod snow
light snow
cloudy
cloudy
cloudy
some clouds
rain shwrs
rain shwrs
some clouds
some clouds
cloudy
light rain
heavy rain
light rain
light rain
light rain
light rain
light rain
 km/h
10
WSW
10
SW
5
WSW
10
SSE
25
SE
25
SSW
10
SSE
10
W
15
W
15
W
10
WNW
20
NW
20
WNW
15
W
10
WNW
5
NE
15
E
15
E
20
N
30
NNW
30
NW
30
WNW
35
WNW
45
W
45
W
45
WNW
30
WNW
10
W
10
SE
25
SE
15
SE
20
SE
20
SE
30
ESE
30
ENE
30
ENE
 mm 
3
10
7
2
6
3
2
1
2
3
2
3
16
5
3
5
3
4
max°C
4
5
6
4
5
5
4
4
4
3
3
3
3
3
3
2
2
2
2
1
2
1
2
2
2
3
4
3
4
4
5
5
5
5
4
5
Moonrise
7:04
7:16
7:34
8:00
8:42
9:45
11:04
12:31
1:55
3:16
4:32
5:47
6:59
Moonset
9:44
11:25
1:07
2:39
3:50
4:36
5:05
5:24
5:36
5:45
5:53
5:59
Sunrise
7:37
7:35
7:33
7:31
7:30
7:28
7:26
7:24
7:22
7:20
7:18
7:16
Sunset
10:28
10:29
10:30
10:32
10:35
10:37
10:38
10:39
10:42
10:44
10:45
10:47
10:49
Today's sea temperature in Unalaska is 4.7 °C (Statistics for 26 Apr 1981-2005 – mean: 4.5 max: 5.1 min: 3.6°C)
Issued (local time): 9 pm Saturday 26 Apr 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest