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 06:14 PM.

Days 1–4 Weather Summary

Heavy rain (total 48mm), heaviest during Thu morning. Icy conditions (max 5°C on Thu morning, min -2°C on Tue night). Winds increasing (light winds from the S on Tue night, near gales from the ESE by Wed night).

Days 5–7 Weather Summary

Heavy rain (total 31mm), heaviest during Sun morning. Air temperatures will be slightly above freezing (max 4°C on Sat night, min 2°C on Fri night). Winds increasing (light winds from the SSE on Fri afternoon, near gales from the ESE by Sun morning).

Days 8–10 Weather Summary

A dusting of snow giving way to moderate rain (total 16mm) heaviest on Thu morning. Temperatures will be slightly above freezing (max 3°C on Mon night, min 1°C on Wed morning). Winds increasing (light winds from the SSW on Wed afternoon, strong winds from the SE by Thu morning).

Days 11–13 Weather Summary

Heavy rain (total 32mm), heaviest during Thu afternoon. Later becoming colder with a dusting of snow on Sat night. Freeze-thaw conditions (max 3°C on Fri afternoon, min -1°C on Fri night). Winds decreasing (strong winds from the SE on Thu afternoon, light winds from the W by Fri afternoon).

Tue
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sun
26
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
4:25PM1.23m
9:24AM1.20m
5:24PM1.10m
9:55AM1.20m
6:40PM0.98m
10:21AM1.20m
8:16PM0.87m
10:44AM1.19m
10:01PM0.81m
11:03AM1.17m
11:42PM0.81m
11:19AM1.16m
1:14AM0.85m
11:33AM1.15m
2:36AM0.92m
11:45AM1.16m
3:52AM0.98m
11:59AM1.18m
5:10AM1.03m
12:15PM1.22m
12:37PM1.26m
Low Tide
12:26PM1.11m
00:53AM-0.13m
2:04PM1.03m
1:40AM-0.01m
3:32PM0.92m
2:25AM0.12m
4:38PM0.77m
3:09AM0.27m
5:27PM0.62m
3:53AM0.43m
6:06PM0.47m
6:42PM0.34m
7:16PM0.21m
7:50PM0.11m
6:31AM0.94m
8:24PM0.03m
6:47AM1.02m
8:59PM-0.03m
9:35PM-0.08m
Wave
height (m) 
direction
period (s) 
1.3
NNW
9
1.3
WNW
9
1.2
WNW
9
1.6
NW
8
2.3
E
6
1.7
ENE
7
1.1
NE
8
1.1
NE
8
0.8
NE
9
0.6
ENE
8
0.6
E
9
0.7
NE
7
0.7
NE
8
0.5
E
9
1.6
ESE
5
2.2
E
6
0.9
ENE
8
0.8
SW
5
1
SW
6
0.6
WNW
8
2
WSW
6
2.1
W
14
3
WNW
12
2.4
WNW
11
2
WNW
11
1.4
WNW
10
1.7
ESE
5
1.7
ESE
5
1.3
ESE
5
0.7
WNW
10
0.7
WNW
10
0.8
WNW
10
0.9
WNW
10
0.8
WNW
10
0.7
WNW
9
0.9
SE
4
clear
part cloud
part cloud
part cloud
mod rain
heavy rain
mod rain
heavy rain
light rain
light rain
part cloud
clear
clear
light rain
heavy rain
rain showers
rain showers
clear
light rain
rain showers
part cloud
rain showers
rain showers
part cloud
part cloud
snow showers
light snow
heavy rain
heavy rain
part cloud
clear
clear
clear
clear
snow showers
light snow
clear
some clouds
some clouds
some clouds
mod rain
heavy rain
mod rain
heavy rain
light rain
light rain
some clouds
clear
clear
light rain
heavy rain
rain shwrs
rain shwrs
clear
light rain
rain shwrs
some clouds
rain shwrs
rain shwrs
some clouds
some clouds
snow shwrs
light snow
heavy rain
heavy rain
some clouds
clear
clear
clear
clear
snow shwrs
light snow
 km/h
15
WNW
10
SW
15
SSE
45
SE
60
ESE
30
SE
25
SSE
20
SSE
20
SSE
5
SSE
15
SSW
20
SSE
10
SSE
15
S
50
SE
50
ESE
30
SSE
25
S
25
SSE
10
SW
35
SSW
25
WSW
40
W
15
SW
10
SSW
20
SSE
45
SE
45
SE
25
SE
10
SW
5
W
10
WSW
5
WSW
10
SSE
15
S
25
SE
 mm 
10
19
6
11
2.0
3
5
12
8
3
3
3
2.0
1.0
7
13
18
1.0
max°C
0
-2
2
2
4
5
5
5
4
3
3
2
3
4
4
4
3
2
2
3
3
3
3
1
2
2
2
2
2
1
3
0
0
2
2
2
Moonrise
7:14
8:39
9:59
11:15
12:29
1:41
2:55
4:11
5:30
6:48
8:03
9:05
Moonset
11:24
11:40
11:52
12:00
12:08
12:14
12:22
12:30
12:41
12:57
1:20
1:57
2:52
Sunrise
10:15
10:14
10:12
10:11
10:11
10:08
10:07
10:07
10:04
10:03
10:03
10:00
Sunset
6:14
6:15
6:16
6:19
6:21
6:22
6:24
6:25
6:28
6:30
6:31
6:34
Today's sea temperature in Unalaska is 4.8 °C (Statistics for 14 Jan 1981-2005 – mean: 4.3 max: 5.1 min: 3.2°C)
Issued (local time): 2 pm Tuesday 14 Jan 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest