Grindstone (Ray0.4) Sea Conditions and Tide Table

Grindstone (Ray0.4) 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 08:22 PM.

Days 1–4 Weather Summary

Heavy rain (total 59mm), heaviest during Fri morning. Cool air temperatures (max 14°C on Thu afternoon, min 2°C on Wed night). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 7mm), mostly falling on Sun night. Cool air temperatures (max 12°C on Tue morning, min 4°C on Sat night). Winds increasing (light winds from the WNW on Sun night, fresh winds from the SW by Tue afternoon).

Days 8–10 Weather Summary

Heavy rain (total 32mm), heaviest during Thu night. Very mild (max 14°C on Wed afternoon, min 7°C on Tue night). Winds decreasing (fresh winds from the SW on Tue night, light winds from the NNW by Thu morning).

Days 11–13 Weather Summary

Light rain (total 3mm), mostly falling on Fri night. Mild temperatures (max 9°C on Mon afternoon, min 2°C on Sun night). Winds decreasing (strong winds from the SW on Fri night, calm by Mon night).

Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Monday
11
Tuesday
12
Wednesday
13
Thursday
14
Fri
15
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
11:46PM13.42m
12:11PM13.26m
00:28AM13.52m
12:52PM13.22m
1:07AM13.49m
1:30PM13.08m
1:44AM13.37m
2:07PM12.88m
2:19AM13.20m
2:42PM12.67m
2:54AM13.01m
3:17PM12.48m
3:31AM12.81m
3:54PM12.31m
4:10AM12.59m
4:35PM12.15m
4:53AM12.37m
5:21PM12.02m
5:41AM12.16m
6:11PM11.93m
6:34AM12.00m
7:06PM11.93m
7:31AM11.94m
8:03PM12.05m
8:30AM12.01m
9:01PM12.30m
9:30AM12.20m
Low Tide
6:07AM2.07m
6:28PM2.28m
6:49AM2.01m
7:09PM2.40m
7:28AM2.10m
7:46PM2.61m
8:05AM2.29m
8:22PM2.88m
8:41AM2.53m
8:56PM3.14m
9:16AM2.76m
9:31PM3.39m
9:52AM2.98m
10:08PM3.60m
10:32AM3.18m
10:49PM3.80m
11:15AM3.38m
11:35PM3.98m
12:04PM3.55m
00:28AM4.08m
12:58PM3.69m
1:26AM4.07m
1:57PM3.72m
2:28AM3.89m
2:58PM3.62m
3:30AM3.54m
3:58PM3.40m
Wave
height (m) 
direction
period (s) 
part cloud
part cloud
part cloud
mod rain
heavy rain
heavy rain
rain showers
clear
clear
part cloud
cloud
part cloud
light rain
clear
clear
part cloud
cloud
light rain
light rain
light rain
cloud
rain showers
part cloud
part cloud
heavy rain
part cloud
part cloud
light rain
cloud
part cloud
cloud
part cloud
cloud
part cloud
part cloud
light rain
clear
part cloud
cloud
clear
part cloud
cloud
part cloud
cloud
heavy rain
light snow
cloud
some clouds
some clouds
some clouds
mod rain
heavy rain
heavy rain
rain shwrs
clear
clear
some clouds
cloudy
some clouds
light rain
clear
clear
some clouds
cloudy
light rain
light rain
light rain
cloudy
rain shwrs
some clouds
some clouds
heavy rain
some clouds
some clouds
light rain
cloudy
some clouds
cloudy
some clouds
cloudy
some clouds
some clouds
light rain
clear
some clouds
cloudy
clear
some clouds
cloudy
some clouds
cloudy
heavy rain
light snow
cloudy
 km/h
10
SSE
10
SSE
20
SSE
15
SE
20
SE
20
SSE
10
SW
15
WNW
25
SW
5
SW
10
S
10
SSW
10
SW
10
W
30
SW
20
SSW
25
SSW
30
SSW
30
SW
10
SSW
30
SW
30
SSW
10
NW
10
ENE
20
ENE
20
S
35
SW
35
SW
40
SW
35
SW
25
WSW
20
WSW
20
WSW
15
WNW
15
WNW
15
NW
10
WNW
10
NW
5
NNE
5
NNE
10
NE
15
ENE
15
NE
15
ENE
15
SE
20
ENE
20
ENE
 mm 
8
37
12
2
5
2
4
4
12
12
2
1
12
4
max°C
7
10
14
10
10
10
8
11
10
7
9
9
7
10
9
7
12
12
9
10
14
13
10
12
13
14
10
7
6
6
6
8
8
6
8
9
5
9
9
7
10
11
6
9
5
2
4
Moonrise
7:44
8:53
10:00
11:04
12:03
12:53
1:33
2:06
2:32
2:54
3:13
3:31
3:50
4:10
4:33
Moonset
5:15
5:35
5:59
6:29
7:06
7:53
8:49
9:51
10:58
12:08
1:18
2:30
3:43
4:59
6:19
Sunrise
6:07
6:05
6:05
6:03
6:01
6:00
5:58
5:58
5:56
5:54
5:54
5:52
5:50
5:50
5:48
5:47
Sunset
8:22
8:22
8:24
8:25
8:27
8:28
8:30
8:30
8:31
8:32
8:35
8:36
8:37
8:37
8:39
8:40
Today's sea temperature in Grindstone (Ray0.4) is
4.9° C
(Statistics for 29 Apr 1981-2005 – mean: 2.8 max: 4.3 min: 1.3°C)
Issued (local time): 8 pm Wednesday 29 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest