Greystones Sea Conditions and Tide Table

Greystones 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 08:37 AM and sunset is at 04:08 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 10°C on Tue morning, min 5°C on Wed morning). Winds increasing (light winds from the NE on Tue morning, fresh winds from the ENE by Thu afternoon).

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 7°C on Fri night, min 3°C on Sun night). Winds decreasing (fresh winds from the ENE on Fri night, light winds from the N by Sun night).

Days 7–9 Weather Summary

Some drizzle, heaviest during Tue morning. Mild temperatures (max 7°C on Mon night, min 2°C on Mon morning). Winds increasing (light winds from the NW on Mon morning, fresh winds from the NNW by Wed afternoon).

Days 10–12 Weather Summary

Light rain (total 3mm), mostly falling on Sat afternoon. Very mild (max 10°C on Sat afternoon, min 4°C on Sun morning). Winds increasing (calm on Fri morning, fresh winds from the NW by Sun morning).

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
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
1:42PM3.16m
2:12AM2.75m
2:21PM3.13m
2:55AM2.69m
3:01PM3.07m
3:40AM2.64m
3:44PM2.99m
4:30AM2.60m
4:32PM2.90m
5:26AM2.59m
5:28PM2.82m
6:27AM2.61m
6:34PM2.78m
7:32AM2.69m
7:47PM2.82m
8:36AM2.82m
8:59PM2.92m
9:36AM2.98m
10:04PM3.06m
10:30AM3.17m
11:02PM3.18m
11:21AM3.35m
11:55PM3.25m
Low Tide
6:57AM0.55m
7:33PM0.41m
7:34AM0.59m
8:13PM0.43m
8:14AM0.67m
8:56PM0.47m
8:58AM0.77m
9:43PM0.51m
9:50AM0.87m
10:37PM0.54m
10:51AM0.94m
11:39PM0.57m
12:00PM0.95m
00:44AM0.57m
1:12PM0.85m
1:49AM0.52m
2:19PM0.66m
2:50AM0.44m
3:19PM0.43m
3:45AM0.36m
4:14PM0.20m
4:36AM0.29m
5:07PM0.02m
5:24AM0.25m
Wave
height (m) 
direction
period (s) 
0.7
ENE
5
0.9
ENE
5
1.2
ENE
6
1.3
ENE
6
0.9
ENE
6
1.1
ENE
5
1.4
ENE
6
1.5
ENE
6
1.4
ENE
6
1.1
ENE
6
0.9
ENE
5
0.8
ENE
4
1.3
ENE
6
1.2
ENE
5
0.9
ENE
5
0.5
ENE
4
0.3
ENE
4
0.2
ENE
3
0.2
NNW
2
0.3
N
2
0.9
NE
5
0.8
NE
4
0.8
NE
5
0.7
NE
5
0.5
N
4
0.9
NNE
4
0.6
NNE
4
0.7
N
4
0.9
NNE
5
1.1
NE
6
0.6
ENE
5
0.3
ENE
4
0.4
NW
2
0.5
NW
3
0.4
WNW
3
0.4
WNW
3
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
part cloud
part cloud
light rain
part cloud
clear
cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
clear
cloud
rain showers
rain showers
cloudy
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
clear
clear
clear
clear
clear
some clouds
some clouds
light rain
some clouds
clear
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
some clouds
clear
cloudy
rain shwrs
rain shwrs
 km/h
10
NE
20
NE
25
ENE
25
E
10
ENE
25
ENE
30
ENE
35
ENE
25
ENE
30
ENE
25
NE
25
NE
30
E
25
ENE
15
ENE
10
NE
10
NNE
10
NNW
15
NW
15
NW
25
N
30
ENE
20
N
20
NW
20
W
35
NNW
20
NW
30
NW
30
NNW
30
NE
0
NW
15
W
20
WNW
25
WNW
25
W
25
WNW
 mm 
1
1
2
max°C
10
8
7
6
6
5
5
6
6
6
6
7
7
7
6
5
5
5
4
5
7
6
5
4
5
6
6
7
9
8
6
7
6
8
10
8
Moonrise
11:06
11:20
11:32
11:41
11:51
12:01
12:14
12:31
12:56
1:36
2:38
4:00
Moonset
7:36
8:56
10:17
11:37
1:00
2:27
3:59
5:34
7:06
8:24
9:20
Sunrise
8:37
8:37
8:37
8:37
8:37
8:37
8:37
8:37
8:37
8:37
8:37
8:37
Sunset
4:08
4:09
4:09
4:10
4:12
4:13
4:14
4:15
4:15
4:16
4:17
4:19
Today's sea temperature in Greystones is
10.3° C
(Statistics for 23 Dec 1981-2005 – mean: 9.8 max: 11.2 min: 8.6°C)
Issued (local time): 5 am Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest