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 07:48 AM and sunset is at 05:29 PM.

Days 1–3 Weather Summary

Heavy rain (total 27mm), heaviest during Sat night. Low air temperatures (max 8°C on Thu morning, min 1°C on Fri night). Winds increasing (light winds from the SSW on Thu afternoon, near gales from the NNE by Fri morning).

Days 4–6 Weather Summary

Heavy rain (total 22mm), heaviest during Tue night. Low air temperatures (max 9°C on Sun afternoon, min 4°C on Tue night). Winds increasing (calm on Mon night, near gales from the ENE by Tue night).

Days 7–9 Weather Summary

Moderate rain (total 14mm), heaviest on Wed night. Mild temperatures (max 9°C on Thu morning, min 5°C on Wed morning). Mainly near gales.

Days 10–12 Weather Summary

Some drizzle, heaviest during Sat morning. Mild temperatures (max 9°C on Sat morning, min 4°C on Sun morning). Winds decreasing (strong winds from the NW on Sat morning, calm by Sun afternoon).

Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Fri
27
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
PM
Wave Height Map
High Tide
7:43AM2.36m
8:24PM2.33m
8:54AM2.51m
9:27PM2.47m
9:47AM2.73m
10:15PM2.63m
10:30AM2.96m
10:56PM2.80m
11:08AM3.18m
11:34PM2.94m
11:43AM3.35m
00:11AM3.05m
12:18PM3.47m
00:47AM3.12m
12:54PM3.52m
1:24AM3.14m
1:30PM3.49m
2:01AM3.10m
2:09PM3.39m
2:41AM3.01m
2:52PM3.22m
3:25AM2.87m
3:42PM3.00m
4:17AM2.72m
4:44PM2.78m
5:22AM2.59m
6:03PM2.61m
6:43AM2.56m
7:33PM2.59m
Low Tide
1:55PM1.12m
2:19AM1.09m
2:58PM0.97m
3:12AM0.93m
3:46PM0.77m
3:54AM0.76m
4:27PM0.56m
4:31AM0.58m
5:03PM0.35m
5:05AM0.43m
5:37PM0.17m
5:39AM0.32m
6:11PM0.04m
6:14AM0.25m
6:46PM-0.03m
6:51AM0.23m
7:22PM-0.02m
7:30AM0.26m
8:01PM0.08m
8:12AM0.36m
8:44PM0.27m
8:59AM0.50m
9:34PM0.51m
9:55AM0.67m
10:34PM0.75m
11:07AM0.82m
11:50PM0.93m
12:35PM0.86m
Wave
height (m) 
direction
period (s) 
0.7
SE
13
1
SE
13
1.6
NE
6
2.4
NE
8
1.9
NE
7
0.8
NE
6
0.4
NE
4
0.3
SE
4
1.9
SSE
6
0.9
SSE
7
0.4
SSE
5
0.6
WSW
3
0.8
W
3
0.8
WNW
3
0.5
W
4
0.3
SSE
13
0.8
NE
4
2.5
ENE
8
2
ENE
7
1.2
NE
6
1.7
SSE
6
1.8
SSE
8
1
SSE
6
0.9
S
4
1
SSE
7
0.7
S
6
0.6
WSW
3
0.7
WSW
3
1.2
N
4
0.9
N
5
0.8
NNE
6
0.5
NNE
6
0.2
NNE
4
0.5
SSE
4
0.9
SSE
5
1
SSE
5
1.4
SSE
6
1.5
SSE
6
1.6
SSE
7
1.3
SSE
8
1
SSE
8
0.9
SSE
8
0.5
S
5
0.3
SSE
9
0.9
SSE
4
0.9
SSE
7
0.7
SW
4
light rain
light rain
mod rain
light rain
cloud
rain showers
part cloud
cloud
rain showers
part cloud
light rain
clear
clear
clear
cloud
light rain
mod rain
heavy rain
clear
part cloud
heavy rain
light rain
part cloud
clear
part cloud
part cloud
part cloud
rain showers
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
cloud
cloud
rain showers
part cloud
part cloud
rain showers
clear
part cloud
light rain
light rain
mod rain
light rain
cloudy
rain shwrs
some clouds
cloudy
rain shwrs
some clouds
light rain
clear
clear
clear
cloudy
light rain
mod rain
heavy rain
clear
some clouds
heavy rain
light rain
some clouds
clear
some clouds
some clouds
some clouds
rain shwrs
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
light rain
light rain
cloudy
cloudy
rain shwrs
some clouds
some clouds
rain shwrs
clear
some clouds
 km/h
10
WNW
5
SSW
15
E
50
NNE
45
NNE
20
NW
10
W
20
S
50
S
15
WSW
15
SW
25
WSW
45
W
40
WNW
20
W
10
E
20
ESE
55
ENE
35
NE
15
SE
50
SSE
25
SSW
25
SW
35
SW
30
SW
30
W
35
WSW
30
WNW
40
NW
30
NW
20
NW
10
NNW
15
S
20
S
25
S
30
S
35
S
35
S
45
SSW
30
SSW
25
SSW
20
W
20
W
10
SSW
35
S
35
WSW
30
WSW
 mm 
3
2
8
4
1
9
1
2
8
11
12
2
1
2
2
3
6
max°C
8
8
7
5
5
4
5
5
8
8
9
7
7
8
6
6
6
5
5
5
7
9
9
7
8
9
6
9
9
7
6
7
6
8
8
9
9
10
11
12
13
10
11
12
10
6
8
Moonrise
5:27
6:16
6:52
7:17
7:34
7:48
7:59
8:08
8:18
8:29
8:42
9:01
9:28
10:11
11:13
12:34
Moonset
11:30
12:29
1:41
3:01
4:24
5:47
7:10
8:33
9:59
11:27
12:58
2:29
3:54
5:02
5:50
Sunrise
7:48
7:46
7:43
7:41
7:39
7:37
7:35
7:33
7:31
7:28
7:26
7:24
7:22
7:20
7:18
7:16
Sunset
5:29
5:30
5:32
5:35
5:37
5:38
5:40
5:43
5:45
5:46
5:49
5:50
5:52
5:53
5:55
5:58
Today's sea temperature in Greystones is
7.8° C
(Statistics for 12 Feb 1981-2005 – mean: 8.0 max: 9.3 min: 6.4°C)
Issued (local time): 5 am Thursday 12 Feb 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest