Udamat Bay, Sedanka Island, Unalaska Island Sea Conditions and Tide Table

Udamat Bay, Sedanka Island, 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 07:03 AM and sunset is at 10:58 PM.

Days 1–3 Weather Summary

Mostly dry. Low air temperatures (max 7°C on Fri afternoon, min 4°C on Wed night). Winds decreasing (fresh winds from the W on Thu morning, calm by Fri night).

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 5°C on Sat morning, min 4°C on Sun afternoon). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Mild temperatures (max 8°C on Thu afternoon, min 4°C on Tue morning). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 5mm), mostly falling on Fri night. Mild temperatures (max 7°C on Fri morning, min 4°C on Sat night). Winds increasing (calm on Fri morning, fresh winds from the S by Sun afternoon).

Wednesday
14
Thursday
15
Friday
16
Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
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
Wave Height Map
High Tide
8:50PM1.47m
9:22PM1.49m
9:50PM1.49m
10:14PM1.45m
10:29PM1.40m
10:38PM1.34m
7:49AM0.99m
10:43PM1.31m
9:24AM0.90m
10:51PM1.33m
11:02AM0.86m
11:05PM1.40m
12:44PM0.89m
11:27PM1.50m
2:28PM0.99m
11:57PM1.59m
4:09PM1.15m
00:35AM1.66m
Low Tide
11:09AM-0.23m
11:51AM-0.25m
12:33PM-0.27m
1:13PM-0.27m
1:51PM-0.24m
3:48AM1.06m
2:27PM-0.16m
4:06AM0.87m
3:02PM-0.03m
4:38AM0.61m
3:36PM0.15m
5:18AM0.31m
4:11PM0.38m
6:03AM0.00m
4:49PM0.63m
6:52AM-0.28m
5:31PM0.88m
7:45AM-0.52m
6:26PM1.10m
Wave
height (m) 
direction
period (s) 
0.8
SSW
3
0.9
ESE
4
0.8
SSE
4
0.9
S
4
1
S
6
0.8
S
5
0.7
S
4
0.6
S
4
0.5
SE
3
0.4
SSE
3
0.4
SSE
3
0.3
SSE
3
0.3
SSE
3
0.4
SE
3
0.4
ESE
3
0.4
SE
3
0.3
SE
3
0.3
ENE
2
0.4
SE
3
0.4
SSE
3
0.4
SSE
4
0.5
SE
3
0.6
SSE
4
0.7
S
4
0.6
W
3
0.6
W
3
0.4
SSE
4
0.4
SSE
4
0.5
S
3
0.7
S
4
0.6
W
3
0.6
W
4
0.4
WNW
3
0.5
S
3
0.6
SSE
4
0.8
SSW
4
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
cloud
cloud
rain showers
part cloud
part cloud
cloud
cloud
light rain
cloud
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
clear
clear
cloudy
cloudy
rain shwrs
some clouds
some clouds
cloudy
cloudy
light rain
cloudy
 km/h
15
NW
20
NW
15
W
30
W
30
W
10
SW
10
WSW
10
WSW
5
NE
0
ENE
10
SE
5
N
10
NW
10
NNW
10
NNW
5
NW
5
N
15
NNW
5
NNE
10
SE
15
ESE
15
E
10
ENE
15
NNW
20
NNW
15
NNW
5
NNW
5
SE
15
S
10
SW
20
NW
25
NNW
10
NNW
25
SSE
30
S
25
SSW
 mm 
2
3
max°C
5
6
6
6
6
6
6
7
6
5
5
5
5
4
5
5
5
5
4
5
4
5
5
6
7
8
8
7
7
6
6
7
5
5
5
5
Moonrise
1:15
2:20
3:11
3:47
4:11
4:28
4:40
4:50
4:59
5:08
5:20
5:34
Moonset
7:25
8:08
9:09
10:24
11:47
1:13
2:39
4:06
5:35
7:07
8:44
10:24
Sunrise
7:03
7:03
7:01
6:58
6:58
6:56
6:54
6:52
6:52
6:50
6:48
6:48
Sunset
10:58
11:00
11:01
11:02
11:05
11:06
11:07
11:09
11:10
11:13
11:14
11:15
Today's sea temperature in Udamat Bay, Sedanka Island, Unalaska Island is 5.0 °C (Statistics for 14 May 1981-2005 – mean: 5.3 max: 5.9 min: 4.5°C)
Issued (local time): 9 am Wednesday 14 May 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest