Onion Bay, Raspberry Island, Kupreanof Strait Sea Conditions and Tide Table

Onion Bay, Raspberry Island, Kupreanof Strait 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 07:52 AM and sunset is at 08:17 PM.

Days 1–3 Weather Summary

Heavy rain (total 22mm), heaviest during Mon afternoon. Low air temperatures (max 9°C on Sun morning, min 6°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 15mm), heaviest on Thu night. Cool air temperatures (max 11°C on Fri morning, min 5°C on Wed night). Winds increasing (calm on Wed night, strong winds from the ESE by Thu night).

Days 7–9 Weather Summary

Light rain (total 5mm), mostly falling on Sun afternoon. Very mild (max 12°C on Sat morning, min 6°C on Sat night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Mild temperatures (max 9°C on Tue morning, min 4°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the E by Fri morning).

Days 13–16 Weather Summary

Heavy rain (total 42mm), heaviest during Fri afternoon. Mild temperatures (max 9°C on Fri morning, min 7°C on Fri night). Mainly strong winds.

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
11:56AM3.04m
10:31PM3.18m
12:50PM3.35m
11:57PM3.44m
1:22PM3.69m
00:51AM3.81m
1:48PM4.04m
1:33AM4.18m
2:13PM4.40m
2:11AM4.52m
2:38PM4.72m
2:48AM4.77m
3:05PM4.99m
3:26AM4.92m
3:34PM5.17m
4:04AM4.93m
4:04PM5.24m
4:45AM4.79m
4:37PM5.18m
5:29AM4.51m
5:14PM4.98m
6:18AM4.13m
5:57PM4.66m
7:19AM3.73m
6:51PM4.26m
8:39AM3.44m
8:06PM3.88m
10:15AM3.42m
Low Tide
4:55PM2.26m
6:01AM1.12m
6:13PM1.92m
6:47AM0.82m
6:58PM1.49m
7:20AM0.53m
7:34PM1.03m
7:50AM0.27m
8:07PM0.57m
8:20AM0.09m
8:40PM0.15m
8:50AM-0.00m
9:13PM-0.21m
9:23AM0.01m
9:48PM-0.46m
9:57AM0.13m
10:25PM-0.57m
10:33AM0.36m
11:05PM-0.53m
11:11AM0.68m
11:49PM-0.33m
11:55AM1.06m
00:41AM-0.01m
12:48PM1.45m
1:47AM0.34m
2:02PM1.76m
3:13AM0.55m
3:41PM1.81m
Wave
Height (m)
Direction
Period (s)
0.9
NNE
6
0.5
N
5
0.6
WSW
4
0.3
SW
7
0.2
WSW
5
0.2
NNW
3
0.4
NNE
4
0.3
N
4
0.1
NW
3
0.1
NW
3
0.1
NW
4
0.1
N
4
0.1
NE
5
0.4
ESE
3
1.2
E
4
0.4
NE
7
0.4
NNW
7
1.2
WSW
6
0.4
W
5
0.6
SW
6
0.6
SW
8
0.4
SW
8
0.4
SW
8
0.4
SW
7
0.4
NNE
4
0.8
N
4
0.3
NNE
4
0.3
NNW
3
0.4
NW
3
0.4
NW
3
0.5
NW
3
0.3
NNW
4
0.3
N
4
0.1
N
4
0.2
NNE
2
0.4
NE
3
0.8
NE
4
1.2
NE
4
2
NNE
7
1.5
N
8
0.7
N
7
0.4
NNE
6
0.7
N
4
1
N
5
0.4
NNE
5
0.4
SW
4
0.2
WSW
4
light rain
light rain
light rain
light rain
mod rain
rain showers
light rain
part cloud
clear
clear
clear
part cloud
part cloud
cloud
heavy rain
cloud
light rain
rain showers
part cloud
thunderstorm
part cloud
cloud
light rain
light rain
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
light rain
heavy rain
heavy rain
cloud
cloud
light rain
light rain
mod rain
light rain
part cloud
cloud
light rain
light rain
light rain
light rain
mod rain
rain shwrs
light rain
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
heavy rain
cloudy
light rain
rain shwrs
some clouds
risk tstorm
some clouds
cloudy
light rain
light rain
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
light rain
heavy rain
heavy rain
cloudy
cloudy
light rain
light rain
mod rain
light rain
some clouds
cloudy
km/h
10
NNW
10
WSW
10
WSW
5
SSW
5
S
5
E
5
NNE
5
NNW
5
W
5
WSW
5
WNW
5
SSE
10
ESE
15
E
45
ESE
10
ESE
10
SE
15
SW
15
ESE
25
WSW
10
SSE
5
ESE
5
ESE
10
ENE
10
ENE
15
NNE
0
SSE
5
NNW
10
WNW
10
NW
10
NW
10
W
0
SW
5
E
10
ENE
15
E
30
E
40
E
40
NNE
5
N
5
NNE
5
NE
5
NE
15
NNW
10
WSW
5
SW
5
ENE
 mm
5
1
2
4
6
1
3
13
1
1
1
3
1
2
13
11
5
3
6
2
max °C
9
9
8
7
8
7
7
8
7
8
9
7
9
9
10
11
11
11
12
12
8
10
9
8
10
9
7
9
9
7
7
7
5
8
9
8
9
9
8
7
7
8
9
8
8
8
8
Moonrise
7:03
7:14
7:21
7:25
7:29
7:32
7:35
7:40
7:46
7:57
8:18
8:59
10:09
11:43
1:25
Moonset
1:04
2:32
3:59
5:27
6:54
8:23
9:55
11:33
1:14
2:56
4:26
5:27
6:00
6:17
6:26
Sunrise
7:52
7:54
7:56
7:58
8:00
8:03
8:04
8:07
8:10
8:11
8:14
8:15
8:18
8:19
8:22
8:25
Sunset
8:17
8:15
8:12
8:09
8:07
8:04
8:00
7:58
7:54
7:52
7:50
7:46
7:44
7:40
7:38
7:36
Today's sea temperature in Onion Bay, Raspberry Island, Kupreanof Strait is
12.0°C
(Statistics for 20 Sep 1981-2005 – mean: 10.3 max: 11.6 min: 9.4°C)
Issued (local time): 3 am Sunday 20 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
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