Holywood Sea Conditions and Tide Table

Holywood 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 —.

Days 1–4 Weather Summary

Light rain (total 2mm), mostly falling on Sun morning. Cool air temperatures (max 12°C on Sun afternoon, min 3°C on Fri night). Mainly fresh winds.

Days 5–7 Weather Summary

Light rain (total 7mm), mostly falling on Thu afternoon. Cool air temperatures (max 12°C on Tue afternoon, min 4°C on Wed night). Wind will be generally light.

Days 8–10 Weather Summary

Some drizzle, heaviest during Fri night. Very mild (max 12°C on Sun morning, min 1°C on Thu night). Winds increasing (light winds from the SSW on Fri morning, strong winds from the WNW by Fri night).

Days 11–13 Weather Summary

Light rain (total 4mm), mostly falling on Mon night. Very mild (max 10°C on Mon morning, min 4°C on Mon night). Winds decreasing (strong winds from the NNW on Mon night, light winds from the S by Wed night).

Saturday
28
Sunday
29
Monday
30
Tuesday
31
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sun
12
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
6:43PM2.47m
6:58AM2.69m
8:03PM2.53m
8:09AM2.84m
9:06PM2.65m
9:06AM3.00m
9:54PM2.78m
9:53AM3.13m
10:33PM2.90m
10:35AM3.21m
11:08PM2.98m
11:13AM3.24m
11:40PM3.03m
11:49AM3.21m
00:12AM3.03m
12:26PM3.13m
00:44AM2.99m
1:03PM3.00m
1:18AM2.91m
1:42PM2.84m
1:54AM2.79m
2:23PM2.65m
2:35AM2.66m
3:09PM2.46m
3:24AM2.53m
4:03PM2.30m
4:23AM2.43m
5:09PM2.19m
Low Tide
00:50AM0.97m
1:38PM0.56m
1:58AM0.87m
2:40PM0.40m
2:54AM0.72m
3:31PM0.24m
3:42AM0.57m
4:14PM0.13m
4:24AM0.44m
4:53PM0.08m
5:04AM0.34m
5:30PM0.10m
5:41AM0.30m
6:05PM0.18m
6:18AM0.30m
6:39PM0.32m
6:54AM0.35m
7:13PM0.48m
7:30AM0.46m
7:48PM0.67m
8:09AM0.61m
8:25PM0.85m
8:53AM0.79m
9:07PM1.02m
9:46AM0.96m
10:01PM1.15m
10:57AM1.07m
11:12PM1.22m
Wave
height (m) 
direction
period (s) 
clear
part cloud
clear
part cloud
light rain
clear
part cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
light rain
light rain
part cloud
light rain
rain showers
part cloud
part cloud
cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
light rain
part cloud
clear
clear
part cloud
cloud
cloud
cloud
light rain
light rain
cloud
cloud
clear
clear
clear
part cloud
clear
clear
some clouds
clear
some clouds
light rain
clear
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
cloudy
light rain
light rain
some clouds
light rain
rain shwrs
some clouds
some clouds
cloudy
rain shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
light rain
some clouds
clear
clear
some clouds
cloudy
cloudy
cloudy
light rain
light rain
cloudy
cloudy
clear
clear
clear
some clouds
clear
 km/h
25
WSW
30
WNW
30
WNW
15
SW
35
SW
35
W
30
WNW
30
WNW
25
WNW
20
W
15
WSW
20
W
20
WSW
15
N
10
NNW
0
NW
25
SSE
20
W
10
WSW
10
SSW
25
S
40
WNW
30
WNW
20
WNW
15
S
25
SSW
25
S
15
S
20
S
20
S
35
NW
45
NNW
40
NNW
15
NNW
10
ENE
10
SE
10
S
10
SSW
10
SW
5
WNW
20
NNW
30
N
15
N
10
NNE
10
ENE
5
SSW
10
SE
 mm 
2
2
1
2
2
1
4
2
3
max°C
5
7
7
6
10
12
7
9
10
10
11
12
11
7
6
6
10
6
3
7
7
9
9
9
7
12
12
8
10
10
5
9
9
6
6
7
4
9
6
6
8
9
7
8
9
8
9
Moonrise
1:08
3:36
5:01
6:22
7:42
9:01
10:21
11:41
1:00
2:12
3:13
3:58
4:29
4:50
5:05
Moonset
4:55
6:08
6:18
6:25
6:32
6:40
6:48
6:58
7:12
7:33
8:04
8:49
9:51
11:04
12:25
1:48
Sunrise
6:05
7:03
6:00
5:58
5:54
5:52
5:50
5:48
5:45
5:43
5:39
5:37
5:35
5:33
5:30
5:28
Sunset
6:52
7:53
6:55
6:57
6:59
7:00
7:02
7:05
7:07
7:08
7:10
7:13
7:15
7:16
7:19
Today's sea temperature in Holywood is
8.3° C
(Statistics for 27 Mar 1981-2005 – mean: 7.6 max: 8.7 min: 6.2°C)
Issued (local time): 11 pm Friday 27 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest