Deganwy Sea Conditions and Tide Table

Deganwy 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 08:25 AM and sunset is at 03:56 PM.

Days 1–3 Weather Summary

Heavy rain (total 24mm), heaviest during Wed night. Cool air temperatures (max 11°C on Wed afternoon, min 7°C on Thu night). Winds increasing (light winds from the SE on Thu morning, strong winds from the SW by Thu night).

Days 4–6 Weather Summary

Light rain (total 3mm), mostly falling on Sat night. Low air temperatures (max 9°C on Sat morning, min 5°C on Mon night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Mild temperatures (max 7°C on Tue night, min 5°C on Tue morning). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Mild temperatures (max 7°C on Fri morning, min 2°C on Sat night). Wind will be generally light.

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
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
9:00AM6.02m
9:19PM6.05m
9:39AM6.27m
9:59PM6.24m
10:17AM6.49m
10:37PM6.39m
10:53AM6.67m
11:14PM6.47m
11:29AM6.79m
11:49PM6.48m
12:05PM6.86m
00:25AM6.43m
12:40PM6.86m
1:02AM6.33m
1:17PM6.80m
1:41AM6.20m
1:57PM6.67m
2:24AM6.05m
2:41PM6.50m
3:14AM5.90m
3:32PM6.30m
4:12AM5.79m
4:32PM6.12m
5:18AM5.77m
Low Tide
3:21PM1.62m
3:39AM1.49m
4:03PM1.36m
4:19AM1.32m
4:42PM1.14m
4:56AM1.18m
5:20PM0.98m
5:33AM1.08m
5:58PM0.89m
6:09AM1.05m
6:36PM0.89m
6:46AM1.09m
7:14PM0.94m
7:23AM1.20m
7:54PM1.03m
8:02AM1.35m
8:36PM1.15m
8:45AM1.55m
9:21PM1.27m
9:34AM1.74m
10:13PM1.39m
10:32AM1.89m
11:13PM1.48m
Wave
height (m) 
direction
period (s) 
1.3
WSW
5
1.1
SW
4
1
WSW
4
0.7
W
4
0.5
SW
4
1.4
W
5
1.7
W
6
1.3
W
6
0.7
W
5
0.6
SE
3
0.8
ESE
4
0.9
ESE
4
0.9
E
4
0.8
ENE
4
0.7
E
3
0.4
E
3
1
ENE
4
0.3
ENE
3
0.2
E
2
0.2
NNE
3
0.6
NNE
3
0.6
NE
4
0.7
NE
4
0.7
NE
4
1
NE
4
1.2
NE
5
1.3
NE
5
1
NE
4
0.7
NE
4
0.8
NE
4
0.6
NE
4
0.5
NE
3
0.4
ENE
3
0.3
NE
3
0.3
NE
3
0.2
NNE
2
light rain
mod rain
rain showers
cloud
light rain
rain showers
part cloud
clear
part cloud
part cloud
cloud
light rain
cloud
cloud
cloud
light rain
light rain
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
light rain
mod rain
rain shwrs
cloudy
light rain
rain shwrs
some clouds
clear
some clouds
some clouds
cloudy
light rain
cloudy
cloudy
cloudy
light rain
light rain
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
 km/h
30
SSW
25
S
30
SW
10
SE
15
SSE
40
SW
35
WSW
25
SW
15
S
20
SSE
20
SSE
20
SE
20
ESE
20
E
15
ESE
10
ENE
25
E
5
SE
10
E
10
E
10
ENE
15
ENE
15
E
15
E
25
ENE
25
ENE
25
ENE
20
E
20
E
15
E
15
E
15
E
10
E
10
E
10
ENE
5
ENE
 mm 
2
6
11
4
1
1
1
1
max°C
10
11
11
10
9
8
9
8
8
9
9
8
6
7
8
8
9
6
6
6
7
7
7
7
7
7
7
7
7
7
5
5
4
5
7
7
Moonrise
6:21
7:35
8:41
9:34
10:13
10:40
10:59
11:13
11:23
11:33
11:42
11:52
Moonset
1:36
2:03
2:43
3:38
4:46
6:04
7:25
8:46
10:07
11:28
12:51
Sunrise
8:25
8:26
8:26
8:26
8:27
8:27
8:27
8:29
8:29
8:29
8:30
8:30
Sunset
3:56
3:56
3:56
3:57
3:57
3:59
3:59
4:00
4:00
4:00
4:01
4:02
Today's sea temperature in Deganwy is
9.6° C
(Statistics for 17 Dec 1981-2005 – mean: 10.0 max: 11.3 min: 9.0°C)
Issued (local time): 11 am Wednesday 17 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest