Mcmaster Island Sea Conditions and Tide Table

Mcmaster 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 — and sunset is at 08:10 PM.

Days 1–4 Weather Summary

Heavy rain (total 32mm), heaviest during Thu night. Cool air temperatures (max 10°C on Tue night, min 4°C on Wed night). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 8mm), mostly falling on Sun night. Low air temperatures (max 9°C on Fri night, min 3°C on Sat night). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 2mm), mostly falling on Wed morning. Freeze-thaw conditions (max 11°C on Thu afternoon, min -1°C on Mon night). Winds decreasing (fresh winds from the S on Tue night, light winds from the WNW by Thu afternoon).

Days 11–13 Weather Summary

Moderate rain (total 12mm), heaviest on Fri afternoon. Very mild (max 12°C on Sun afternoon, min 1°C on Sat night). Mainly fresh winds.

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
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
10:43PM6.54m
11:08AM6.61m
11:31PM6.81m
11:54AM6.81m
00:17AM7.06m
12:41PM6.94m
1:03AM7.26m
1:27PM7.00m
1:49AM7.39m
2:15PM6.99m
2:37AM7.42m
3:05PM6.91m
3:27AM7.35m
3:57PM6.77m
4:20AM7.18m
4:54PM6.61m
5:18AM6.93m
5:55PM6.46m
6:22AM6.68m
7:01PM6.36m
7:30AM6.49m
8:08PM6.34m
8:37AM6.39m
9:10PM6.38m
9:38AM6.37m
10:06PM6.44m
10:32AM6.37m
Low Tide
5:05AM1.01m
5:26PM0.82m
5:52AM0.67m
6:12PM0.62m
6:39AM0.38m
6:58PM0.49m
7:25AM0.17m
7:45PM0.44m
8:12AM0.06m
8:32PM0.47m
9:01AM0.06m
9:22PM0.57m
9:52AM0.17m
10:14PM0.73m
10:46AM0.37m
11:11PM0.93m
11:45AM0.61m
00:12AM1.12m
12:47PM0.82m
1:18AM1.24m
1:52PM0.96m
2:25AM1.26m
2:56PM1.02m
3:29AM1.19m
3:54PM1.02m
4:26AM1.07m
4:46PM1.02m
Wave
height (m) 
direction
period (s) 
0.1
NE
2
0.1
NE
2
0.1
E
2
0.1
E
1
0
E
1
0
E
1
0.1
E
1
0
E
1
0
W
1
0.1
N
2
0
E
1
0.1
SE
2
0.2
S
2
0.2
S
2
0.3
S
2
0
E
2
0.1
W
2
0.2
WNW
2
0.3
NW
2
0.2
WNW
2
0.1
W
2
0.4
SSW
3
0.6
S
4
0.2
S
3
0.1
S
2
0.1
W
2
0.1
NW
2
0
W
1
0.1
S
1
0.5
S
3
0.2
S
3
0.2
WNW
2
0.4
NW
3
0.4
NW
3
0.4
NW
3
0.1
W
2
0.1
SW
2
0.3
ESE
2
0.5
ENE
3
0.2
N
2
0.2
WNW
2
0.3
WNW
2
0.3
WNW
3
0.4
WNW
3
0.6
NW
3
0.4
WNW
3
0.4
NW
3
mod rain
cloud
cloud
cloud
light rain
cloud
heavy rain
cloud
cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
mod rain
cloud
cloud
part cloud
clear
clear
part cloud
light rain
cloud
rain showers
clear
cloud
part cloud
cloud
mod rain
light rain
part cloud
part cloud
clear
clear
cloud
light rain
light snow
light rain
light rain
cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
mod rain
cloudy
cloudy
cloudy
light rain
cloudy
heavy rain
cloudy
cloudy
some clouds
clear
some clouds
some clouds
cloudy
cloudy
mod rain
cloudy
cloudy
some clouds
clear
clear
some clouds
light rain
cloudy
rain shwrs
clear
cloudy
some clouds
cloudy
mod rain
light rain
some clouds
some clouds
clear
clear
cloudy
light rain
light snow
light rain
light rain
cloudy
some clouds
clear
some clouds
some clouds
clear
some clouds
 km/h
15
NE
15
NE
15
E
10
ESE
10
SSE
10
SSE
10
E
5
E
10
NNW
10
NNW
10
NNE
15
ESE
15
S
15
S
20
S
10
SW
15
W
20
W
20
NW
20
WNW
10
WSW
25
SSW
30
SSW
20
SSW
10
WSW
15
WNW
10
WNW
10
W
15
SSE
35
S
10
WSW
20
W
30
WNW
30
WNW
25
NW
10
W
15
SW
25
E
30
ENE
15
NNW
20
WNW
20
WNW
25
WNW
30
WNW
30
WNW
25
WNW
25
NW
 mm 
10
1
21
8
1
1
10
2
4
2
3
1
max°C
10
7
7
6
4
5
5
5
10
9
8
9
6
6
7
7
5
6
4
3
7
4
7
9
9
8
11
10
6
5
6
6
9
6
8
12
8
3
4
4
6
9
7
7
10
8
8
Moonrise
5:39
5:58
6:21
6:48
7:22
8:08
9:07
10:18
11:35
12:53
2:08
3:20
4:30
5:38
6:45
Moonset
6:17
7:36
8:59
10:24
11:47
1:03
2:04
2:51
3:26
3:52
4:14
4:33
4:50
5:07
5:25
Sunrise
6:43
6:41
6:39
6:37
6:35
6:35
6:33
6:31
6:30
6:28
6:26
6:24
6:22
6:22
6:20
6:18
Sunset
8:10
8:12
8:13
8:15
8:15
8:16
8:17
8:20
8:21
8:22
8:23
8:24
8:25
8:27
8:29
8:30
Today's sea temperature in Mcmaster Island is
3.5° C
(Statistics for 14 Apr 1981-2005 – mean: 4.1 max: 6.5 min: 2.7°C)
Issued (local time): 8 pm Tuesday 14 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest