Grindstone Island Sea Conditions and Tide Table

Grindstone 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 09:07 PM.

Days 1–4 Weather Summary

Moderate rain (total 17mm), heaviest on Sat morning. Warm air temperatures (max 20°C on Mon morning, min 12°C on Fri night). Wind will be generally light.

Days 5–7 Weather Summary

Some drizzle, heaviest during Mon afternoon. Warm air temperatures (max 21°C on Wed afternoon, min 11°C on Tue night). Wind will be generally light.

Days 8–10 Weather Summary

Moderate rain (total 17mm), heaviest on Thu night. Warm (max 21°C on Fri afternoon, min 11°C on Sat night). Winds decreasing (fresh winds from the SSE on Thu night, light winds from the WNW by Fri night).

Days 11–13 Weather Summary

Some drizzle, heaviest during Wed afternoon. Very mild (max 18°C on Wed afternoon, min 9°C on Mon night). Wind will be generally light.

Days 14–17 Weather Summary

Heavy rain (total 23mm), heaviest during Fri afternoon. Very mild (max 19°C on Thu afternoon, min 11°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the SSE by Fri morning).

Fri
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
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
night
Wave Height Map
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High Tide
10:18PM11.97m
10:51AM11.60m
11:14PM12.46m
11:47AM11.99m
00:09AM12.86m
12:43PM12.28m
1:05AM13.10m
1:39PM12.45m
2:01AM13.15m
2:35PM12.47m
2:57AM13.00m
3:32PM12.35m
3:55AM12.68m
4:29PM12.11m
4:54AM12.23m
5:28PM11.81m
5:53AM11.72m
6:26PM11.49m
6:53AM11.22m
7:25PM11.19m
7:53AM10.80m
8:22PM10.94m
8:52AM10.49m
9:16PM10.78m
9:47AM10.30m
10:07PM10.68m
10:37AM10.21m
Low Tide
4:16PM1.82m
4:51AM1.13m
5:12PM1.41m
5:47AM0.60m
6:08PM1.01m
6:43AM0.17m
7:04PM0.68m
7:38AM-0.12m
7:59PM0.47m
8:32AM-0.22m
8:55PM0.42m
9:27AM-0.12m
9:50PM0.54m
10:22AM0.17m
10:47PM0.80m
11:17AM0.59m
11:44PM1.15m
12:13PM1.09m
00:42AM1.53m
1:10PM1.60m
1:41AM1.86m
2:07PM2.05m
2:40AM2.11m
3:03PM2.39m
3:37AM2.25m
3:58PM2.61m
4:30AM2.30m
4:49PM2.71m
Wave
Height (m)
Direction
Period (s)
rain showers
mod rain
mod rain
light rain
cloud
cloud
part cloud
part cloud
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
heavy rain
rain showers
clear
part cloud
part cloud
part cloud
rain showers
clear
cloud
cloud
part cloud
cloud
clear
part cloud
cloud
part cloud
part cloud
rain showers
rain showers
part cloud
cloud
mod rain
light rain
mod rain
light rain
part cloud
part cloud
part cloud
rain shwrs
mod rain
mod rain
light rain
cloudy
cloudy
some clouds
some clouds
some clouds
rain shwrs
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
heavy rain
rain shwrs
clear
some clouds
some clouds
some clouds
rain shwrs
clear
cloudy
cloudy
some clouds
cloudy
clear
some clouds
cloudy
some clouds
some clouds
rain shwrs
rain shwrs
some clouds
cloudy
mod rain
light rain
mod rain
light rain
some clouds
some clouds
some clouds
km/h
15
NNE
10
NE
10
SSE
5
SSW
5
E
10
S
15
SW
15
S
10
S
15
S
5
NNW
10
W
20
SW
10
SW
10
SW
20
SW
15
SW
15
SSW
20
SW
25
SSE
20
SW
20
W
10
WSW
20
WNW
20
W
20
SW
20
W
20
WSW
10
SW
15
W
15
WSW
5
WSW
10
NW
10
W
5
W
10
WNW
15
WNW
0
WSW
5
NNE
5
SSW
10
SE
25
SSE
30
SSE
15
SSE
10
SW
20
SW
15
SW
1
6
9
1
1
15
1
1
2
1
7
5
7
2
max °C
16
14
13
14
14
15
18
15
20
17
15
18
18
15
19
21
15
18
19
16
16
21
17
17
19
13
16
16
13
15
16
14
16
17
15
17
18
13
17
19
15
15
16
15
18
19
14
Moonrise
3:33
4:20
5:22
6:38
8:02
9:25
10:45
11:59
1:11
2:19
3:27
4:35
5:42
6:48
7:50
Moonset
6:38
8:03
9:21
10:24
11:12
11:46
12:13
12:34
12:52
1:09
1:26
1:45
2:07
2:33
3:06
Sunrise
5:28
5:28
5:28
5:28
5:28
5:28
5:28
5:28
5:28
5:28
5:28
5:28
5:28
5:30
5:30
Sunset
9:07
9:07
9:08
9:08
9:09
9:09
9:09
9:10
9:10
9:10
9:10
9:10
9:12
9:12
9:12
9:12
Today's sea temperature in Grindstone Island is
10.5° C
(Statistics for 12 Jun 1981-2005 – mean: 9.0 max: 11.0 min: 7.3°C)
Issued (local time): 2 pm Friday 12 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest