Colwyn Bay Sea Conditions and Tide Table

Colwyn Bay 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 06:28 AM and sunset is at 06:19 PM.

Days 1–3 Weather Summary

Light rain (total 3mm), mostly falling on Sun morning. Cool air temperatures (max 13°C on Tue afternoon, min 5°C on Sun night). Winds decreasing (fresh winds from the W on Sun night, light winds from the SSE by Tue night).

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 16°C on Wed morning, min 1°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 13mm), heaviest on Mon morning. Very mild (max 10°C on Sat afternoon, min 4°C on Mon night). Winds decreasing (fresh winds from the ENE on Sun morning, calm by Mon afternoon).

Days 10–12 Weather Summary

Light rain (total 7mm), mostly falling on Wed morning. Very mild (max 15°C on Thu afternoon, min 7°C on Tue night). Wind will be generally light.

Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Mon
30
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
PM
Wave Height Map
High Tide
8:26AM5.76m
8:54PM5.75m
9:09AM6.33m
9:33PM6.28m
9:46AM6.90m
10:09PM6.80m
10:22AM7.41m
10:44PM7.24m
10:57AM7.81m
11:20PM7.57m
11:33AM8.04m
11:56PM7.74m
12:11PM8.07m
00:34AM7.70m
12:52PM7.88m
1:14AM7.47m
1:35PM7.47m
1:57AM7.06m
2:24PM6.90m
2:48AM6.54m
3:22PM6.24m
3:52AM6.03m
4:39PM5.69m
5:17AM5.72m
6:15PM5.50m
6:49AM5.82m
7:40PM5.73m
8:02AM6.23m
8:41PM6.14m
Low Tide
2:53PM1.89m
3:08AM1.79m
3:37PM1.28m
3:49AM1.25m
4:16PM0.70m
4:27AM0.77m
4:52PM0.21m
5:04AM0.39m
5:28PM-0.11m
5:41AM0.14m
6:04PM-0.23m
6:18AM0.06m
6:42PM-0.13m
6:57AM0.16m
7:22PM0.19m
7:39AM0.44m
8:05PM0.68m
8:26AM0.88m
8:54PM1.27m
9:23AM1.39m
9:55PM1.86m
10:36AM1.84m
11:15PM2.25m
12:08PM1.99m
00:47AM2.27m
1:36PM1.74m
2:05AM1.95m
2:43PM1.28m
Wave
height (m) 
direction
period (s) 
1.2
WSW
5
1.7
W
6
2.2
WNW
7
1.5
W
6
1.6
WSW
5
1.1
WSW
5
0.9
WSW
5
0.7
WSW
5
0.3
W
5
0.2
W
4
0.2
WNW
8
0.2
N
3
0.2
NNW
3
0.5
NE
3
0.5
ENE
3
0.5
E
3
0.3
E
2
0.5
ENE
3
0.6
ENE
3
0.5
NE
3
1.1
NE
4
1.4
NE
5
1.4
NE
5
1.2
NE
5
0.9
NE
5
0.4
NE
4
0.1
NE
4
0.2
ESE
3
0.2
W
7
0.3
W
6
0.2
W
5
0.2
E
2
0.1
W
5
0.1
W
10
0.1
W
9
0.2
W
4
0.2
W
4
0.4
WNW
3
0.7
WNW
4
1.7
WNW
6
1.5
WNW
6
0.9
WNW
5
0.4
NW
4
0.2
WNW
3
0.4
WSW
3
0.6
WNW
4
0.5
W
4
light rain
part cloud
rain showers
part cloud
light rain
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
part cloud
clear
part cloud
cloud
cloud
mod rain
mod rain
cloud
part cloud
part cloud
clear
cloud
light rain
light rain
cloud
part cloud
part cloud
cloud
light rain
rain showers
part cloud
part cloud
clear
part cloud
light rain
cloud
light rain
cloud
cloud
light rain
some clouds
rain shwrs
some clouds
light rain
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
clear
some clouds
clear
some clouds
cloudy
cloudy
mod rain
mod rain
cloudy
some clouds
some clouds
clear
cloudy
light rain
light rain
cloudy
some clouds
some clouds
cloudy
light rain
rain shwrs
some clouds
some clouds
clear
some clouds
light rain
cloudy
light rain
cloudy
cloudy
 km/h
30
SSW
35
W
35
W
35
SW
30
SW
25
SSW
20
SSW
20
SSW
10
S
5
ESE
10
N
5
SSE
5
ENE
20
ENE
15
ESE
15
SE
15
E
10
ESE
15
E
20
ENE
30
E
35
ENE
30
ENE
20
E
15
ESE
5
S
10
SSE
10
SSE
15
SSW
10
S
5
E
5
NNW
5
E
5
ESE
0
W
10
SSW
5
SW
15
NW
20
WSW
30
W
30
W
15
WNW
10
W
5
SSW
10
SW
15
WSW
10
W
 mm 
1
1
1
6
7
3
3
4
2
2
5
max°C
8
7
5
8
10
9
12
13
9
16
16
13
15
15
8
9
10
5
8
10
5
7
7
8
7
9
8
11
12
7
8
8
9
14
15
12
10
8
7
10
12
9
9
9
11
12
14
Moonrise
5:31
5:45
5:57
6:07
6:17
6:27
6:40
6:56
7:21
7:58
8:54
10:10
11:36
1:05
3:31
4:54
Moonset
1:48
3:11
4:35
5:59
7:26
8:55
10:29
12:03
1:33
2:48
3:42
4:17
4:39
5:55
6:06
Sunrise
6:28
6:26
6:24
6:22
6:20
6:16
6:15
6:11
6:09
6:07
6:05
6:03
6:00
5:58
6:56
5:52
Sunset
6:19
6:20
6:22
6:23
6:25
6:28
6:30
6:30
6:32
6:35
6:37
6:38
6:40
6:42
7:44
6:45
Today's sea temperature in Colwyn Bay is
7.9° C
(Statistics for 15 Mar 1981-2005 – mean: 7.5 max: 8.8 min: 5.3°C)
Issued (local time): 5 am Sunday 15 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest