Castle Islands, Duncan Canal Sea Conditions and Tide Table

Castle Islands, Duncan Canal 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 08:10 PM.

Days 1–4 Weather Summary

Light rain (total 2mm), mostly falling on Tue morning. Cool air temperatures (max 12°C on Thu afternoon, min 1°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Sat afternoon, min 4°C on Thu night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Very mild (max 19°C on Wed afternoon, min 5°C on Sun night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 20°C on Fri afternoon, min 8°C on Thu night). Wind will be generally light.

Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wed
6
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
night
AM
Wave Height Map
High Tide
4:10AM5.19m
5:21PM4.10m
5:03AM4.83m
6:26PM3.84m
6:07AM4.43m
7:41PM3.72m
7:26AM4.09m
8:58PM3.79m
8:53AM3.94m
10:05PM4.03m
10:12AM3.98m
10:57PM4.32m
11:15AM4.11m
11:40PM4.58m
12:08PM4.25m
00:18AM4.79m
12:53PM4.34m
00:51AM4.92m
1:33PM4.38m
1:23AM4.98m
2:11PM4.36m
1:54AM4.97m
2:47PM4.29m
2:24AM4.90m
3:23PM4.15m
2:55AM4.77m
4:00PM3.97m
3:28AM4.60m
Low Tide
9:44PM0.81m
10:38AM-0.67m
10:36PM1.14m
11:37AM-0.30m
11:39PM1.45m
12:45PM0.05m
1:01AM1.61m
2:01PM0.28m
2:35AM1.51m
3:13PM0.37m
3:54AM1.18m
4:14PM0.39m
4:54AM0.75m
5:04PM0.39m
5:42AM0.34m
5:47PM0.41m
6:23AM0.01m
6:24PM0.47m
6:59AM-0.24m
7:00PM0.56m
7:33AM-0.38m
7:33PM0.69m
8:06AM-0.43m
8:05PM0.84m
8:40AM-0.39m
8:38PM1.01m
9:14AM-0.27m
9:12PM1.20m
9:51AM-0.09m
Wave
height (m) 
direction
period (s) 
part cloud
rain showers
rain showers
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
some clouds
rain shwrs
rain shwrs
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
 km/h
5
NNW
5
SW
10
NW
5
NW
5
NNW
15
NW
5
NW
5
NNW
10
NW
5
NNW
5
NW
10
NW
5
NNW
10
NW
10
NW
5
NNW
5
NW
15
NW
10
NW
5
NW
5
NW
5
N
0
WNW
5
SW
5
NNW
5
NNW
5
W
5
NNW
5
W
5
WSW
5
NW
5
NNW
5
NW
5
NNW
5
W
15
NW
5
NW
5
NW
5
SW
0
NW
5
SSW
10
SSW
5
SSW
5
S
10
SW
5
WSW
5
SSW
 mm 
1
1
max°C
3
7
9
4
9
10
5
10
12
7
12
14
8
14
15
9
15
15
8
13
14
9
16
18
12
18
19
13
18
19
12
19
20
14
18
18
11
16
17
12
17
18
12
16
16
8
12
Moonrise
7:13
8:35
10:10
11:46
1:17
2:43
4:07
5:28
6:49
8:11
9:35
10:57
12:13
1:15
1:59
Moonset
2:11
3:03
3:31
3:46
3:56
4:03
4:08
4:12
4:17
4:23
4:30
4:41
4:58
5:25
6:09
7:12
Sunrise
5:30
5:28
5:24
5:22
5:20
5:18
5:16
5:13
5:11
5:07
5:05
5:03
5:01
4:58
4:56
4:54
Sunset
8:10
8:13
8:15
8:16
8:19
8:21
8:22
8:24
8:27
8:30
8:31
8:34
8:36
8:37
8:39
8:42
Today's sea temperature in Castle Islands, Duncan Canal is
6.4° C
(Statistics for 20 Apr 1981-2005 – mean: 7.0 max: 8.2 min: 5.9°C)
Issued (local time): 9 pm Monday 20 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest