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 07:01 AM and sunset is at 08:00 PM.

Days 1–3 Weather Summary

Moderate rain (total 17mm), heaviest on Sun afternoon. Icy conditions (max 6°C on Sun afternoon, min -5°C on Tue night). Mainly fresh winds.

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 8°C on Fri night, min -4°C on Wed morning). Winds increasing (light winds from the SW on Wed afternoon, fresh winds from the SSW by Fri afternoon).

Days 7–9 Weather Summary

A dusting of snow giving way to moderate rain (total 15mm) heaviest on Sun night. Very mild (max 15°C on Mon afternoon, min 1°C on Sat morning). Winds increasing (light winds from the N on Sat night, fresh winds from the S by Sun night).

Days 10–12 Weather Summary

A light covering of new snow, mostly falling on Wed night will be washed away by heavy rain (total 29mm) on Thu night. Very mild (max 14°C on Tue afternoon, min 1°C on Wed night). Winds decreasing (fresh winds from the E on Wed night, light winds from the SSW by Thu night).

Sunday
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Mon
20
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
High Tide
2:59PM6.20m
3:15AM6.49m
3:37PM6.03m
3:54AM6.35m
4:19PM5.86m
4:37AM6.17m
5:05PM5.73m
5:26AM5.99m
5:58PM5.65m
6:23AM5.86m
6:57PM5.66m
7:26AM5.83m
7:58PM5.77m
8:28AM5.93m
8:58PM5.98m
9:26AM6.13m
9:52PM6.25m
10:19AM6.38m
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
Low Tide
9:00AM0.93m
9:15PM1.40m
9:38AM1.14m
9:52PM1.63m
10:17AM1.37m
10:33PM1.83m
11:02AM1.60m
11:20PM2.00m
11:52AM1.78m
00:14AM2.11m
12:49PM1.86m
1:15AM2.10m
1:50PM1.81m
2:19AM1.96m
2:50PM1.63m
3:19AM1.70m
3:46PM1.37m
4:14AM1.36m
4:37PM1.08m
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
Wave
height (m) 
direction
period (s) 
0.8
SSE
4
0.3
SSE
4
0.1
S
2
0.2
W
2
0.4
W
3
0.3
WNW
3
0.2
WNW
2
0.2
WNW
2
0.4
NNW
3
0.1
NW
2
0.1
W
2
0.4
SW
3
0.3
SSW
3
0.5
S
3
0.3
S
3
0.3
SSW
3
0.5
S
3
0.2
S
3
0.3
NNW
2
0.2
NNW
2
0
W
2
0
E
1
0.2
SSE
2
0.5
S
3
0.2
S
3
0.2
S
2
0.2
S
2
0.2
SSW
2
0.2
SSW
2
0.1
S
2
0.1
N
1
0.1
N
2
0.4
E
3
0.3
ESE
3
0.1
S
2
0
E
2
0.1
N
1
0
W
1
0
W
1
0
E
1
0.1
S
1
0.2
SSW
2
0.1
N
1
0.1
N
2
0.3
E
2
0.3
ESE
2
0.3
ESE
3
light rain
heavy rain
light rain
part cloud
cloud
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
clear
clear
clear
clear
cloud
light snow
heavy rain
part cloud
cloud
light rain
light rain
cloud
rain showers
part cloud
cloud
light snow
mod rain
cloud
heavy rain
cloud
cloud
part cloud
clear
clear
clear
clear
clear
cloud
light snow
light snow
light rain
heavy rain
light rain
some clouds
cloudy
clear
some clouds
cloudy
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
clear
clear
clear
clear
cloudy
light snow
heavy rain
some clouds
cloudy
light rain
light rain
cloudy
rain shwrs
some clouds
cloudy
light snow
mod rain
cloudy
heavy rain
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
cloudy
light snow
light snow
 km/h
35
SSE
20
SSW
10
WSW
20
W
30
WNW
20
WNW
20
NW
20
WNW
25
NNW
15
WNW
10
SW
20
SW
25
SSW
30
SSW
20
SSW
25
SSW
30
SSW
10
SW
25
NW
20
NW
10
N
5
E
15
S
30
S
15
SW
20
SSW
20
SSW
15
SSW
20
SSW
10
WNW
10
NNW
15
NNW
30
E
15
ESE
15
S
5
SSW
15
NW
10
WNW
5
NW
5
WSW
20
SSW
15
WSW
15
NNW
5
NNW
25
E
20
ESE
25
ESE
 mm 
1
11
5
14
1
1
1
7
7
13
max°C
3
6
6
6
5
2
1
3
0
0
4
0
3
3
1
6
6
8
5
11
9
2
3
4
11
15
12
10
14
14
10
12
6
4
8
8
7
9
9
9
11
7
9
13
9
1
0
Moonrise
12:19
1:21
2:17
3:04
3:42
4:13
4:38
5:00
5:20
5:39
5:58
6:21
6:48
7:22
8:08
Moonset
8:08
8:41
9:22
10:12
11:11
12:16
1:25
2:36
3:48
5:02
6:17
7:36
8:59
10:24
11:47
Sunrise
7:01
7:00
6:58
6:56
6:54
6:52
6:50
6:48
6:47
6:45
6:43
6:41
6:39
6:37
6:35
6:35
Sunset
8:00
8:00
8:01
8:02
8:05
8:06
8:07
8:07
8:09
8:10
8:12
8:13
8:15
8:15
8:16
8:17
Today's sea temperature in Mcmaster Island is
2.8° C
(Statistics for 05 Apr 1981-2005 – mean: 3.7 max: 5.5 min: 2.1°C)
Issued (local time): 2 am Sunday 05 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest