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 — and sunset is at —.

Days 1–4 Weather Summary

Heavy rain (total 36mm), heaviest during Fri afternoon. Cool air temperatures (max 11°C on Sat afternoon, min 5°C on Thu night). Mainly strong winds.

Days 5–7 Weather Summary

Heavy rain (total 43mm), heaviest during Tue night. Cool air temperatures (max 13°C on Tue morning, min 8°C on Sun night). Winds decreasing (fresh winds from the W on Sun night, light winds from the S by Tue afternoon).

Days 8–10 Weather Summary

Light rain (total 9mm), mostly falling on Thu night. Very mild (max 13°C on Fri morning, min 9°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 9mm), mostly falling on Tue morning. Very mild (max 11°C on Sat night, min 6°C on Mon night). Winds increasing (light winds from the SSW on Sun night, strong winds from the W by Tue morning).

Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tue
16
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
10:09PM7.48m
10:32AM7.57m
10:58PM7.58m
11:19AM7.68m
11:47PM7.49m
12:06PM7.63m
00:36AM7.21m
12:54PM7.44m
1:26AM6.81m
1:43PM7.12m
2:18AM6.35m
2:36PM6.72m
3:15AM5.90m
3:33PM6.31m
4:17AM5.57m
4:36PM5.95m
5:25AM5.40m
5:43PM5.71m
6:30AM5.41m
6:48PM5.64m
7:27AM5.56m
7:46PM5.71m
8:16AM5.78m
Low Tide
4:37AM0.20m
5:02PM0.05m
5:25AM0.19m
5:52PM-0.06m
6:13AM0.33m
6:41PM0.02m
7:00AM0.59m
7:32PM0.26m
7:49AM0.94m
8:24PM0.62m
8:39AM1.34m
9:19PM1.02m
9:33AM1.72m
10:16PM1.39m
10:31AM2.04m
11:16PM1.68m
11:35AM2.22m
00:17AM1.85m
12:41PM2.24m
1:16AM1.88m
1:42PM2.11m
2:10AM1.81m
2:35PM1.88m
Wave
height (m) 
direction
period (s) 
0.5
WNW
4
0.4
SSE
2
1.4
SE
4
1.3
WSW
4
0.9
WSW
4
1.5
W
5
1.3
WNW
5
0.5
WNW
4
0.7
ESE
4
1.6
WNW
6
1.3
WSW
5
0.8
W
4
0.4
ESE
3
0.3
ESE
4
0.2
W
13
0.4
WNW
13
1.1
NW
5
1.3
WNW
5
0.9
W
5
0.6
ESE
3
0.7
ESE
3
0.9
ESE
4
0.6
SSW
5
0.4
WNW
20
0.6
W
19
0.5
SW
5
0.4
ESE
3
0.4
ESE
4
0.6
WSW
4
0.7
W
4
0.5
WNW
4
0.8
WNW
4
0.9
WNW
5
0.6
WNW
4
0.5
WSW
4
1.7
W
6
part cloud
cloud
mod rain
heavy rain
light rain
light rain
part cloud
light rain
mod rain
part cloud
part cloud
cloud
light rain
mod rain
mod rain
heavy rain
mod rain
clear
part cloud
cloud
part cloud
light rain
rain showers
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
cloud
part cloud
clear
part cloud
mod rain
rain showers
some clouds
cloudy
mod rain
heavy rain
light rain
light rain
some clouds
light rain
mod rain
some clouds
some clouds
cloudy
light rain
mod rain
mod rain
heavy rain
mod rain
clear
some clouds
cloudy
some clouds
light rain
rain shwrs
some clouds
some clouds
cloudy
some clouds
some clouds
clear
clear
cloudy
some clouds
clear
some clouds
mod rain
rain shwrs
 km/h
15
SSW
15
SSE
40
SE
30
SSW
25
SW
35
WSW
25
WSW
15
ESE
15
SSE
25
WSW
30
SW
15
SSW
15
SE
10
SE
5
S
10
W
20
WNW
25
WSW
20
SSW
10
SSE
20
SE
20
SE
15
SSE
10
S
15
S
10
S
10
SSE
15
S
15
SSW
15
SW
15
SSW
15
SW
15
W
15
SSW
20
S
40
WSW
 mm 
10
11
5
3
1
6
1
8
9
19
6
5
4
6
1
max°C
6
9
9
10
10
11
10
11
11
11
12
11
11
13
13
13
10
10
10
11
12
12
13
12
12
12
12
11
11
10
9
10
9
9
10
8
Moonrise
3:42
4:55
6:24
7:57
9:25
10:48
12:06
1:21
2:35
3:50
5:05
Moonset
9:33
10:40
11:23
11:50
12:07
12:20
12:29
12:37
12:45
12:54
1:04
1:18
Sunrise
8:11
8:12
8:15
8:15
8:17
8:18
8:18
8:19
8:21
8:22
8:22
8:23
Sunset
3:57
3:57
3:57
3:56
3:56
3:56
3:56
3:56
3:56
3:56
3:56
3:56
Today's sea temperature in Deganwy is
9.1° C
(Statistics for 04 Dec 1981-2005 – mean: 10.8 max: 12.0 min: 9.3°C)
Issued (local time): 11 pm Thursday 04 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest