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 08:52 AM and sunset is at 09:14 PM.

Days 1–3 Weather Summary

Light rain (total 4mm), mostly falling on Sun afternoon. Cool air temperatures (max 10°C on Tue night, min 7°C on Sun morning). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Mon night).

Days 4–6 Weather Summary

Heavy rain (total 49mm), heaviest during Wed night. Cool air temperatures (max 11°C on Wed morning, min 9°C on Thu morning). Winds decreasing (severe gales from the SE on Wed night, light winds from the SSW by Fri morning).

Days 7–9 Weather Summary

Light rain (total 7mm), mostly falling on Sat night. Mild temperatures (max 9°C on Sat morning, min 6°C on Mon night). Winds decreasing (strong winds from the WSW on Sat morning, moderate winds from the W by Sun morning).

Days 10–12 Weather Summary

Heavy rain (total 34mm), heaviest during Wed night. Mild temperatures (max 8°C on Tue afternoon, min 6°C on Tue morning). Winds increasing (light winds from the N on Tue night, gales from the N by Thu night).

Days 13–16 Weather Summary

Moderate rain (total 13mm), heaviest on Sun night. Mild temperatures (max 9°C on Sun afternoon, min 6°C on Fri night). Winds decreasing (near gales from the N on Fri morning, calm by Sat night).

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
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
3:59PM1.01m
1:03AM0.96m
4:33PM0.95m
1:43AM0.94m
4:59PM0.89m
2:27AM0.91m
5:16PM0.84m
3:20AM0.86m
5:26PM0.80m
4:25AM0.80m
5:33PM0.80m
5:45AM0.77m
5:43PM0.83m
7:19AM0.77m
6:00PM0.88m
8:57AM0.83m
6:27PM0.94m
10:25AM0.92m
7:05PM1.01m
11:35AM1.01m
7:56PM1.08m
12:32PM1.07m
8:58PM1.12m
1:19PM1.10m
10:04PM1.16m
2:01PM1.10m
11:12PM1.16m
2:40PM1.08m
Low Tide
7:54AM-0.06m
8:23PM0.85m
8:33AM-0.03m
8:48PM0.82m
9:09AM0.02m
9:17PM0.75m
9:42AM0.09m
9:52PM0.66m
10:13AM0.19m
10:34PM0.53m
10:44AM0.31m
11:21PM0.39m
11:19AM0.45m
00:11AM0.23m
12:00PM0.60m
1:05AM0.07m
12:51PM0.76m
2:00AM-0.07m
1:55PM0.88m
2:56AM-0.19m
3:04PM0.97m
3:54AM-0.28m
4:10PM1.01m
4:51AM-0.33m
5:09PM1.00m
5:47AM-0.34m
6:06PM0.94m
6:41AM-0.30m
Wave
Height (m)
Direction
Period (s)
1.8
N
8
1.9
NNW
8
1.8
NNW
8
1.4
NNW
7
1.3
NNW
7
1.1
NNW
7
0.9
NNW
7
0.8
NNW
6
0.5
NNW
6
0.5
NNW
6
0.8
SE
4
1.1
SE
4
1.3
SW
4
2.4
W
7
3.5
WNW
12
1.9
WNW
10
1.4
WNW
9
1.4
WNW
9
2.5
WNW
12
2.3
WNW
11
1.6
WNW
10
1.5
WNW
7
1.1
WNW
8
1.7
NNW
6
2.2
NNW
8
1.9
NNW
8
1.9
NNW
8
1.6
NNW
7
1.3
NNW
7
0.9
N
7
0.7
N
6
0.8
N
6
1.4
ESE
5
1.3
NNE
8
3.5
NNE
8
4
N
9
4
N
9
3
N
9
2.5
N
8
1.7
N
8
1.3
N
8
0.9
NNE
7
0.6
NNE
7
0.5
N
6
0.9
WNW
13
1.1
SW
5
0.6
WNW
11
part cloud
light rain
rain showers
part cloud
part cloud
clear
part cloud
part cloud
light rain
light rain
mod rain
rain showers
light rain
mod rain
rain showers
part cloud
part cloud
rain showers
part cloud
cloud
light rain
light rain
light rain
rain showers
part cloud
part cloud
cloud
clear
part cloud
clear
cloud
cloud
rain showers
part cloud
part cloud
light rain
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
mod rain
rain showers
part cloud
some clouds
light rain
rain shwrs
some clouds
some clouds
clear
some clouds
some clouds
light rain
light rain
mod rain
rain shwrs
light rain
mod rain
rain shwrs
some clouds
some clouds
rain shwrs
some clouds
cloudy
light rain
light rain
light rain
rain shwrs
some clouds
some clouds
cloudy
clear
some clouds
clear
cloudy
cloudy
rain shwrs
some clouds
some clouds
light rain
some clouds
clear
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
mod rain
rain shwrs
some clouds
km/h
35
NNW
35
NW
30
NW
20
WNW
25
NW
10
W
10
SE
15
SSE
15
SSE
25
SE
45
SE
35
SSW
55
SW
65
WSW
55
W
15
SSW
45
SSW
40
SW
50
WSW
50
WSW
35
W
35
W
30
NW
35
NW
35
NNW
40
NNW
35
NNW
35
NNW
30
NNW
10
NW
20
SSE
35
SE
60
ESE
20
NNE
45
NNE
70
N
60
N
50
N
45
NNW
25
NNW
10
NW
0
ESE
5
NNW
10
SSW
35
S
30
S
30
SW
 mm
2
1
1
1
9
28
2
6
1
2
3
1
2
1
31
3
7
6
max °C
7
7
8
8
9
9
9
9
10
11
11
11
9
10
10
10
10
10
9
9
9
9
9
9
8
9
8
6
8
8
8
8
8
8
8
8
8
8
6
7
7
7
7
9
9
9
9
Moonrise
7:24
7:44
7:59
8:10
8:20
8:30
8:40
8:52
9:07
9:28
10:01
10:50
11:59
1:23
2:54
Moonset
1:27
2:41
3:59
5:18
6:37
7:58
9:19
10:44
12:12
1:44
3:14
4:34
5:36
6:17
6:45
7:03
Sunrise
8:52
8:52
8:55
8:56
8:59
9:00
9:02
9:03
9:06
9:07
9:08
9:11
9:12
9:14
9:15
9:18
Sunset
9:14
9:10
9:08
9:06
9:04
9:00
8:59
8:55
8:53
8:52
8:49
8:46
8:44
8:42
8:39
8:37
Today's sea temperature in Chernofski Harbor, Unalaska Island is
7.9°C
(Statistics for 20 Sep 1981-2005 – mean: 9.3 max: 10.7 min: 8.3°C)
Issued (local time): 3 am Sunday 20 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest