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 04:47 AM and sunset is at 10:02 PM.

Days 1–3 Weather Summary

Moderate rain (total 14mm), heaviest on Thu night. Warm air temperatures (max 22°C on Thu night, min 13°C on Sat night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 16mm), heaviest on Mon afternoon. Cool air temperatures (max 18°C on Mon afternoon, min 10°C on Sun night). Wind will be generally light.

Days 7–9 Weather Summary

Some drizzle, heaviest during Sat afternoon. Very mild (max 18°C on Thu afternoon, min 9°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 5mm), mostly falling on Sat night. Very mild (max 19°C on Mon afternoon, min 10°C on Sun night). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Tue night).

Days 13–16 Weather Summary

Moderate rain (total 13mm), heaviest on Fri night. Warm (max 21°C on Thu morning, min 13°C on Tue night). Wind will be generally light.

Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Sat
11
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
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
9:23AM2.54m
9:51PM2.63m
10:16AM2.56m
10:35PM2.71m
11:03AM2.62m
11:18PM2.80m
11:47AM2.67m
11:59PM2.90m
12:28PM2.70m
00:38AM2.98m
1:07PM2.70m
1:17AM3.04m
1:46PM2.67m
1:55AM3.06m
2:25PM2.63m
2:31AM3.05m
3:04PM2.58m
3:08AM3.00m
3:44PM2.55m
3:46AM2.92m
4:27PM2.53m
4:28AM2.84m
5:15PM2.53m
5:17AM2.76m
6:08PM2.54m
6:14AM2.71m
7:07PM2.59m
Low Tide
3:44PM0.77m
4:12AM0.74m
4:28PM0.75m
4:56AM0.64m
5:10PM0.71m
5:38AM0.55m
5:48PM0.66m
6:18AM0.48m
6:25PM0.62m
6:57AM0.44m
7:01PM0.60m
7:36AM0.42m
7:36PM0.61m
8:14AM0.43m
8:12PM0.65m
8:52AM0.45m
8:50PM0.71m
9:31AM0.49m
9:30PM0.79m
10:12AM0.53m
10:16PM0.87m
10:58AM0.57m
11:09PM0.94m
11:52AM0.61m
00:12AM0.96m
12:53PM0.63m
Wave
Height (m)
Direction
Period (s)
light rain
part cloud
part cloud
part cloud
rain showers
rain showers
clear
part cloud
clear
part cloud
light rain
rain showers
part cloud
light rain
light rain
light rain
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
rain showers
rain showers
part cloud
clear
part cloud
cloud
light rain
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
cloud
mod rain
mod rain
light rain
some clouds
some clouds
some clouds
rain shwrs
rain shwrs
clear
some clouds
clear
some clouds
light rain
rain shwrs
some clouds
light rain
light rain
light rain
clear
clear
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
rain shwrs
rain shwrs
some clouds
clear
some clouds
cloudy
light rain
cloudy
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
mod rain
mod rain
km/h
10
N
10
SE
10
S
25
S
20
S
15
SW
20
WSW
25
SW
10
WSW
15
SW
15
SW
0
SSW
10
SW
10
SSW
15
S
20
SW
25
NW
10
W
15
W
10
W
10
W
25
WSW
25
W
20
W
15
WSW
20
SSW
25
SW
25
W
40
NW
10
W
15
SSW
25
SW
25
W
15
NW
15
NW
5
S
10
S
15
SSE
10
SSE
15
SE
20
SSE
10
S
10
SW
5
W
5
NE
5
E
 mm
1
2
3
5
3
3
4
1
1
4
1
7
6
max °C
17
19
19
18
19
16
17
17
14
16
18
15
17
17
15
16
18
13
16
18
14
18
18
14
17
18
16
14
15
12
16
19
15
17
17
14
20
20
17
21
20
18
21
21
17
16
Moonrise
7:35
8:46
9:46
10:30
11:01
11:22
11:36
11:46
11:55
12:03
12:10
12:19
12:30
12:46
1:11
Moonset
1:49
2:11
2:43
3:29
4:31
5:44
7:02
8:22
9:42
11:01
12:21
1:44
3:11
4:43
6:19
Sunrise
4:47
4:48
4:48
4:48
4:50
4:50
4:50
4:52
4:52
4:54
4:54
4:56
4:56
4:58
4:58
5:00
Sunset
10:02
10:02
10:02
10:02
10:02
10:01
10:01
10:00
10:00
10:00
10:00
9:59
9:58
9:57
9:55
Today's sea temperature in Holywood is
14.0° C
(Statistics for 26 Jun 1981-2005 – mean: 13.0 max: 14.6 min: 11.8°C)
Issued (local time): 12 am Friday 26 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest