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 08:33 AM and sunset is at 04:07 PM.

Days 1–3 Weather Summary

Moderate rain (total 11mm), heaviest on Thu afternoon. Cool air temperatures (max 11°C on Thu morning, min 7°C on Thu night). Winds decreasing (near gales from the S on Sat morning, calm by Sat night).

Days 4–6 Weather Summary

Moderate rain (total 19mm), heaviest on Sun afternoon. Low air temperatures (max 9°C on Sun afternoon, min 7°C on Mon morning). Winds increasing (light winds from the NE on Sun morning, strong winds from the ESE by Sun night).

Days 7–9 Weather Summary

Light rain (total 2mm), mostly falling on Wed morning. Mild temperatures (max 9°C on Wed morning, min 5°C on Thu night). Mainly strong winds.

Days 10–12 Weather Summary

Light rain (total 2mm), mostly falling on Sat afternoon. Mild temperatures (max 8°C on Sat morning, min 4°C on Tue morning). Winds decreasing (fresh winds from the ENE on Sat morning, light winds from the ESE by Sun night).

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
10:31AM2.87m
10:55PM2.80m
11:10AM2.96m
11:35PM2.85m
11:48AM3.05m
00:14AM2.87m
12:26PM3.11m
00:53AM2.86m
1:04PM3.15m
1:32AM2.81m
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
Low Tide
4:20PM0.59m
4:34AM0.61m
5:00PM0.49m
5:11AM0.57m
5:38PM0.42m
5:47AM0.54m
6:16PM0.39m
6:22AM0.53m
6:54PM0.39m
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
Wave
height (m) 
direction
period (s) 
0.9
SSE
6
1.3
SSE
7
0.8
SSW
3
0.9
SW
4
0.7
S
7
0.9
SSE
5
2.2
SSE
8
1.6
SSE
8
0.8
SE
5
0.6
SSE
9
1.6
ENE
6
1.6
ESE
6
1.6
SE
7
1
SE
6
0.7
SE
4
1
SE
5
0.9
SE
5
0.9
ENE
5
1.7
ENE
6
1.8
ENE
7
1.6
ENE
6
1.4
ENE
6
1.4
ENE
6
1.4
ENE
6
1.6
ENE
6
1.7
ENE
6
1.9
ENE
7
1.7
ENE
6
1.6
ENE
6
1.5
ENE
6
1.4
ENE
6
1.3
ENE
6
0.9
ENE
5
1.1
ENE
5
1
ENE
5
1.1
ENE
6
cloud
light rain
part cloud
clear
clear
part cloud
light rain
light rain
cloud
light rain
mod rain
rain showers
part cloud
cloud
light rain
part cloud
clear
rain showers
light rain
cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
light rain
light rain
cloud
cloud
cloud
part cloud
clear
clear
cloudy
light rain
some clouds
clear
clear
some clouds
light rain
light rain
cloudy
light rain
mod rain
rain shwrs
some clouds
cloudy
light rain
some clouds
clear
rain shwrs
light rain
cloudy
some clouds
some clouds
clear
clear
clear
some clouds
cloudy
cloudy
light rain
light rain
cloudy
cloudy
cloudy
some clouds
clear
clear
 km/h
35
S
30
S
35
SW
35
WSW
25
SW
30
SSW
50
S
15
S
0
SSE
5
NE
40
E
40
ESE
15
S
20
S
20
SSE
25
SE
15
ESE
25
NE
40
ENE
35
ENE
35
ENE
30
ENE
35
ENE
30
ENE
40
ENE
40
ENE
40
ENE
35
ENE
35
ENE
30
E
30
E
25
E
15
ESE
20
E
20
E
20
E
 mm 
4
4
3
1
10
4
3
1
2
1
1
max°C
11
10
8
8
8
10
10
8
7
8
9
9
8
8
9
8
8
8
9
7
7
7
7
6
6
7
8
8
8
7
7
6
6
5
5
5
Moonrise
7:41
8:46
9:40
10:19
10:47
11:06
11:20
11:32
11:41
11:51
12:01
12:14
Moonset
2:16
2:56
3:51
4:59
6:16
7:36
8:56
10:17
11:37
1:00
2:27
Sunrise
8:33
8:33
8:34
8:36
8:36
8:37
8:37
8:37
8:37
8:37
8:37
8:37
Sunset
4:07
4:07
4:07
4:07
4:07
4:08
4:09
4:09
4:10
4:12
4:13
4:14
Today's sea temperature in Greystones is
10.4° C
(Statistics for 18 Dec 1981-2005 – mean: 10.1 max: 11.2 min: 9.0°C)
Issued (local time): 11 am Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest