Chernofski Harbor, Unalaska Island Sea Conditions and Tide Table

Chernofski Harbor, Unalaska 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 07:00 AM and sunset is at 11:30 PM.

Days 1–3 Weather Summary

Heavy rain (total 27mm), heaviest during Wed morning. Cool air temperatures (max 10°C on Thu afternoon, min 8°C on Wed night). Mainly near gales.

Days 4–6 Weather Summary

Moderate rain (total 14mm), heaviest on Mon morning. Low air temperatures (max 9°C on Sun afternoon, min 7°C on Sat night). Winds decreasing (near gales from the NNW on Sat morning, calm by Mon night).

Days 7–9 Weather Summary

Moderate rain (total 15mm), heaviest on Thu night. Very mild (max 12°C on Thu night, min 8°C on Thu morning). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 8mm), mostly falling on Fri morning. Very mild (max 11°C on Fri morning, min 8°C on Fri night). Wind will be generally light.

Days 13–16 Weather Summary

Moderate rain (total 12mm), heaviest on Mon night. Very mild (max 15°C on Wed afternoon, min 9°C on Mon night). Wind will be generally light.

Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thu
30
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
PM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
9:23PM1.05m
9:57PM1.07m
7:56AM0.96m
10:31PM1.09m
9:33AM0.83m
11:06PM1.11m
11:14AM0.76m
11:41PM1.11m
12:52PM0.76m
00:14AM1.10m
2:22PM0.81m
00:46AM1.08m
3:42PM0.88m
1:14AM1.06m
4:55PM0.94m
1:39AM1.05m
6:02PM0.98m
2:00AM1.06m
7:08PM1.00m
8:14PM1.01m
9:14PM1.00m
9:48PM0.98m
Low Tide
1:06PM-0.47m
1:20AM0.90m
1:59PM-0.35m
2:54AM0.72m
2:53PM-0.19m
4:14AM0.50m
3:46PM0.00m
5:22AM0.27m
4:40PM0.21m
6:20AM0.07m
5:37PM0.41m
7:12AM-0.07m
6:34PM0.60m
7:59AM-0.17m
7:32PM0.76m
8:44AM-0.21m
8:25PM0.88m
9:27AM-0.22m
9:11PM0.97m
10:08AM-0.21m
9:45PM1.04m
10:47AM-0.19m
10:06PM1.07m
11:25AM-0.17m
10:26PM1.07m
12:00PM-0.16m
11:12PM1.05m
12:35PM-0.13m
Wave
Height (m)
Direction
Period (s)
0.5
N
6
0.4
NNW
6
0.6
NNW
4
0.8
NNW
5
0.8
NNW
5
0.6
NNW
5
0.8
SW
4
0.9
SSW
4
0.6
WNW
9
2.5
NW
8
2.5
NNW
8
2.1
NNW
7
1.5
NNW
7
1.1
NNW
6
0.8
N
6
0.7
N
6
0.7
SE
3
0.2
N
5
0.2
WNW
7
0.5
NW
3
0.6
NNW
5
0.4
NNW
4
0.4
NW
4
0.4
NW
4
0.4
NW
7
0.4
NW
7
0.4
NW
6
0.4
NW
6
0.3
NNW
6
0.8
N
6
1
NNW
6
0.8
N
6
0.6
N
5
0.5
N
6
0.5
N
6
0.5
N
6
0.5
N
6
0.4
N
6
0.3
N
5
0.3
N
5
0.2
NNW
5
0.3
NNW
6
0.3
NNW
6
0.3
N
4
0.4
N
4
0.4
NNE
4
0.5
SE
3
mod rain
mod rain
part cloud
cloud
part cloud
light rain
mod rain
rain showers
light rain
light rain
light rain
cloud
part cloud
part cloud
light rain
light rain
light rain
light rain
part cloud
cloud
part cloud
clear
clear
part cloud
light rain
light rain
heavy rain
light rain
light rain
cloud
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
mod rain
part cloud
clear
clear
clear
clear
clear
cloud
light rain
mod rain
mod rain
some clouds
cloudy
some clouds
light rain
mod rain
rain shwrs
light rain
light rain
light rain
cloudy
some clouds
some clouds
light rain
light rain
light rain
light rain
some clouds
cloudy
some clouds
clear
clear
some clouds
light rain
light rain
heavy rain
light rain
light rain
cloudy
some clouds
some clouds
clear
clear
some clouds
clear
some clouds
some clouds
mod rain
some clouds
clear
clear
clear
clear
clear
cloudy
light rain
km/h
15
SSE
15
S
25
NNW
20
NW
25
NW
5
N
45
S
45
SSW
10
N
50
NNW
45
NNW
40
NNW
25
NW
20
NW
5
SSE
30
S
30
SSE
5
SW
5
NW
25
NNW
10
NW
5
E
5
SSW
5
S
10
ESE
15
ESE
20
E
15
E
5
SE
25
NNW
25
NNW
20
NNW
10
NNW
10
N
10
NNE
5
E
10
SE
10
SE
5
NE
5
ENE
5
NNW
5
N
5
NNW
5
S
15
SSE
25
SE
25
ESE
 mm
6
6
1
7
3
4
2
1
3
5
2
1
2
1
12
4
4
8
2
max °C
9
9
9
8
10
10
8
9
8
8
8
8
8
9
9
9
9
9
9
9
9
9
10
10
9
10
12
11
10
10
9
9
9
9
10
9
10
11
10
11
11
11
13
15
14
11
10
Moonrise
8:42
10:16
11:43
1:06
2:26
3:44
5:02
6:19
7:34
8:43
9:40
10:23
10:54
11:16
11:31
Moonset
12:14
12:32
12:45
12:56
1:06
1:15
1:26
1:39
1:57
2:21
2:56
3:45
4:48
6:00
7:18
8:37
Sunrise
7:00
7:01
7:03
7:03
7:05
7:07
7:07
7:09
7:11
7:13
7:13
7:16
7:16
7:18
7:20
7:22
Sunset
11:30
11:29
11:28
11:27
11:25
11:23
11:22
11:22
11:20
11:19
11:16
11:15
11:14
11:12
11:10
11:08
Today's sea temperature in Chernofski Harbor, Unalaska Island is
6.7° C
(Statistics for 15 Jul 1981-2005 – mean: 8.7 max: 9.9 min: 7.6°C)
Issued (local time): 9 am Wednesday 15 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest