Holyhead Sea Conditions and Tide Table

Holyhead 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 04:52 AM and sunset is at 09:43 PM.

Days 1–3 Weather Summary

Moderate rain (total 17mm), heaviest on Thu morning. Cool air temperatures (max 15°C on Thu night, min 10°C on Tue morning). Mainly fresh winds.

Days 4–6 Weather Summary

Mostly dry. Warm air temperatures (max 21°C on Sun night, min 14°C on Fri morning). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 2mm), mostly falling on Wed afternoon. Warm (max 23°C on Mon afternoon, min 13°C on Tue night). Winds increasing (light winds from the SSE on Mon afternoon, strong winds from the SSW by Wed morning).

Days 10–12 Weather Summary

Moderate rain (total 11mm), heaviest on Fri afternoon. Warm (max 22°C on Sat night, min 11°C on Thu night). Winds decreasing (fresh winds from the SW on Thu morning, calm by Thu night).

Days 13–16 Weather Summary

Mostly dry. Warm (max 20°C on Sun morning, min 12°C on Tue night). Winds decreasing (fresh winds from the SSW on Mon afternoon, light winds from the NNW by Wed night).

Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wed
24
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
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PM
night
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PM
night
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PM
night
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night
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night
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night
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Wave Height Map
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High Tide
5:58PM4.44m
6:13AM4.75m
7:00PM4.57m
7:15AM4.87m
7:59PM4.77m
8:16AM5.04m
8:54PM5.01m
9:13AM5.23m
9:45PM5.24m
10:08AM5.40m
10:35PM5.45m
11:02AM5.52m
11:25PM5.61m
11:55AM5.55m
00:15AM5.70m
12:48PM5.50m
1:06AM5.71m
1:41PM5.37m
1:57AM5.62m
2:34PM5.17m
2:49AM5.46m
3:27PM4.95m
3:42AM5.24m
4:23PM4.73m
4:39AM4.99m
5:22PM4.55m
5:41AM4.77m
6:26PM4.46m
Low Tide
11:35AM1.57m
00:01AM1.93m
12:37PM1.47m
1:05AM1.76m
1:37PM1.31m
2:05AM1.52m
2:33PM1.13m
3:00AM1.24m
3:26PM0.96m
3:54AM0.96m
4:17PM0.84m
4:46AM0.72m
5:08PM0.78m
5:38AM0.55m
5:58PM0.79m
6:31AM0.48m
6:49PM0.88m
7:23AM0.52m
7:39PM1.03m
8:17AM0.65m
8:31PM1.22m
9:11AM0.86m
9:23PM1.45m
10:06AM1.12m
10:20PM1.67m
11:05AM1.37m
11:21PM1.85m
12:08PM1.57m
00:28AM1.96m
Wave
Height (m)
Direction
Period (s)
1.4
SW
5
1.4
WSW
5
1.1
W
4
0.8
W
4
0.6
WSW
4
0.7
W
4
0.9
SSW
4
0.9
SW
6
0.9
SW
7
0.7
SW
7
0.8
SSW
6
0.7
SW
5
0.4
SW
5
0.4
SW
5
0.4
SW
4
0.2
SSW
6
0.1
SW
14
0.1
SW
14
0.3
SSW
4
0.4
SSW
3
0.4
SSW
3
0.8
SSW
4
1.2
SSW
5
1.6
SW
6
2
SSW
6
2.4
SW
7
2.1
SW
8
1.6
SW
6
1.4
SW
5
0.9
SSW
6
0.5
SW
6
0.5
SW
6
0.7
SW
5
0.5
SW
4
0.4
SW
5
0.2
SSW
8
0.4
SW
6
0.4
SW
4
0.6
SW
4
0.6
SW
7
0.7
SW
4
0.9
SW
5
0.7
SW
6
0.9
SSW
4
0.9
SW
5
0.6
SW
8
0.5
SW
8
part cloud
rain showers
light rain
part cloud
clear
rain showers
mod rain
light rain
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
clear
part cloud
part cloud
rain showers
part cloud
clear
cloud
rain showers
light rain
light rain
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
some clouds
rain shwrs
light rain
some clouds
clear
rain shwrs
mod rain
light rain
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
cloudy
clear
some clouds
some clouds
rain shwrs
some clouds
clear
cloudy
rain shwrs
light rain
light rain
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
km/h
35
WSW
30
W
25
WNW
25
WSW
15
WSW
20
W
30
SSE
15
SW
20
SW
20
SW
25
SW
20
W
10
WSW
15
SSW
15
S
10
SSW
10
SSW
10
ESE
15
S
15
S
15
S
35
S
40
SSW
35
SSW
50
SSW
50
SSW
40
SW
35
SW
35
SW
15
W
10
NE
15
SSW
25
S
20
S
10
SSW
10
SE
15
SSW
20
SSW
25
S
20
SSW
30
SSW
25
SSW
15
W
30
SSW
20
WSW
15
SW
5
W
2
4
1
6
4
2
1
5
5
max °C
12
13
12
11
13
13
12
14
15
15
19
18
16
18
18
19
20
21
22
23
22
14
14
13
13
14
14
15
15
14
11
14
16
18
21
22
20
20
17
14
15
14
13
14
14
13
14
Moonrise
1:50
2:00
2:12
2:27
2:50
3:24
4:19
5:36
7:08
8:43
10:14
11:39
12:59
2:16
3:33
4:49
Moonset
2:30
3:54
5:24
6:59
8:35
10:00
11:04
11:46
12:12
12:30
12:43
12:53
1:03
1:12
1:22
Sunrise
4:52
4:50
4:50
4:50
4:50
4:50
4:50
4:50
4:50
4:50
4:50
4:50
4:50
4:50
4:50
4:50
Sunset
9:43
9:44
9:45
9:45
9:45
9:46
9:46
9:47
9:47
9:49
9:49
9:49
9:50
9:50
9:50
9:50
Today's sea temperature in Holyhead is
12.8° C
(Statistics for 09 Jun 1981-2005 – mean: 12.2 max: 13.4 min: 11.0°C)
Issued (local time): 6 am Tuesday 09 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest