Square Island Harbour Sea Conditions and Tide Table

Square Island Harbour 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 04:18 AM and sunset is at 09:07 PM.

Days 1–3 Weather Summary

Moderate rain (total 11mm), heaviest on Thu night. Cool air temperatures (max 17°C on Thu afternoon, min 3°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 11mm), heaviest on Tue afternoon. Warm air temperatures (max 20°C on Sun morning, min 4°C on Tue night). Winds increasing (calm on Sun night, strong winds from the NW by Tue night).

Days 7–9 Weather Summary

Heavy rain (total 28mm), heaviest during Thu night. Warm (max 23°C on Wed afternoon, min 3°C on Fri night). Winds increasing (light winds from the WSW on Wed afternoon, fresh winds from the SW by Thu afternoon).

Days 10–12 Weather Summary

Heavy rain (total 35mm), heaviest during Sun afternoon. Very mild (max 11°C on Mon morning, min 4°C on Sat night). Winds increasing (light winds from the SE on Mon morning, fresh winds from the SSE by Tue morning).

Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
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
8:52AM0.99m
8:45PM1.12m
9:31AM1.00m
9:23PM1.12m
10:10AM1.01m
10:02PM1.11m
10:49AM1.04m
10:42PM1.10m
11:30AM1.06m
11:25PM1.06m
12:15PM1.09m
00:12AM1.02m
1:03PM1.11m
1:07AM0.95m
1:58PM1.13m
2:12AM0.90m
2:59PM1.15m
3:27AM0.89m
4:02PM1.19m
4:41AM0.92m
5:03PM1.23m
5:46AM0.98m
5:59PM1.28m
Low Tide
2:09PM0.24m
2:45AM-0.08m
2:49PM0.26m
3:25AM-0.06m
3:33PM0.29m
4:09AM-0.05m
4:25PM0.32m
4:57AM-0.03m
5:25PM0.33m
5:47AM-0.02m
6:28PM0.32m
6:39AM-0.01m
7:28PM0.27m
7:32AM0.01m
8:28PM0.19m
8:28AM0.04m
9:28PM0.10m
9:27AM0.06m
10:29PM-0.00m
10:30AM0.07m
11:29PM-0.11m
11:34AM0.07m
00:26AM-0.20m
Wave
height (m) 
direction
period (s) 
1.4
ENE
10.0
1.3
ENE
10.0
1.1
ENE
10.0
1
ENE
10.0
1.1
NE
9.0
1
NE
10.0
0.8
NE
10.0
0.8
NE
10.0
0.8
NE
10.0
0.9
NE
10.0
0.9
NE
10.0
0.8
NE
10.0
0.9
NE
10.0
1.1
NE
10.0
1
NE
9.0
1.1
E
7.0
1.1
SE
6.0
1.6
ENE
7.0
1.1
E
9.0
1.1
E
9.0
0.9
ESE
9.0
0.8
ESE
9.0
1
ESE
9.0
0.7
E
10.0
0.9
E
10.0
1.2
E
9.0
1.5
E
9.0
1.2
ENE
9.0
1.1
ENE
9.0
1.4
E
7.0
1.4
SE
7.0
1.4
SE
7.0
1.3
E
9.0
1.2
ESE
8.0
1.2
ESE
8.0
0.9
ESE
8.0
part cloud
light rain
mod rain
light rain
part cloud
part cloud
light rain
cloud
clear
part cloud
light rain
rain showers
part cloud
light rain
cloud
cloud
mod rain
rain showers
clear
part cloud
part cloud
part cloud
light rain
heavy rain
mod rain
mod rain
clear
part cloud
light rain
mod rain
light rain
mod rain
rain showers
part cloud
rain showers
part cloud
some clouds
light rain
mod rain
light rain
some clouds
some clouds
light rain
cloudy
clear
some clouds
light rain
rain shwrs
some clouds
light rain
cloudy
cloudy
mod rain
rain shwrs
clear
some clouds
some clouds
some clouds
light rain
heavy rain
mod rain
mod rain
clear
some clouds
light rain
mod rain
light rain
mod rain
rain shwrs
some clouds
rain shwrs
some clouds
 km/h
25
WSW
20
WSW
20
N
25
NNW
20
N
10
SW
15
WNW
20
WNW
5
SSW
20
WSW
25
SW
5
SSW
5
WSW
25
SSE
20
SW
40
SSW
25
SSW
40
NW
20
W
10
WSW
30
WSW
20
SW
40
SW
20
SSW
10
SW
30
NW
25
WNW
10
SSW
15
SSE
30
SE
10
SSE
10
SSE
20
WNW
15
W
30
NE
15
S
 mm 
1
8
1
1
1
1
1
6
2
1
14
7
6
5
9
4
10
2
1
max°C
16
17
5
5
7
6
10
14
13
20
20
14
13
13
14
13
9
5
16
23
17
20
14
13
13
5
5
10
8
6
9
10
5
11
6
6
Moonrise
11:07
11:39
12:02
12:18
12:31
12:41
12:52
1:02
1:16
1:33
1:59
Moonset
4:31
5:38
6:55
8:18
9:42
11:05
12:29
1:54
3:22
4:55
6:31
8:02
Sunrise
4:18
4:18
4:18
4:18
4:18
4:18
4:18
4:18
4:18
4:18
4:18
4:18
Sunset
9:07
9:07
9:07
9:08
9:08
9:09
9:09
9:09
9:10
9:10
9:10
9:10
Today's sea temperature in Square Island Harbour is 3.5 °C (Statistics for 12 Jun 1981-2005 – mean: 2.4 max: 4.7 min: 0.8°C)
Issued (local time): 8 am Thursday 12 Jun 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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