Cardiff Sea Conditions and Tide Table

Cardiff 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 07:28 AM and sunset is at 05:24 PM.

Days 1–3 Weather Summary

Moderate rain (total 15mm), heaviest on Fri night. Low air temperatures (max 6°C on Sun afternoon, min 2°C on Fri morning). Mainly fresh winds.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 11°C on Wed afternoon, min 2°C on Mon morning). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Very mild (max 12°C on Thu afternoon, min 8°C on Sat night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 4mm), mostly falling on Mon night. Very mild (max 13°C on Sun afternoon, min 8°C on Sun morning). Wind will be generally light.

Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
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
8:06AM12.23m
8:24PM11.94m
8:40AM12.29m
8:58PM11.89m
9:15AM12.11m
9:32PM11.63m
9:48AM11.71m
10:06PM11.17m
10:22AM11.12m
10:41PM10.55m
10:59AM10.38m
11:20PM9.83m
11:42AM9.56m
00:08AM9.09m
12:39PM8.77m
1:19AM8.49m
2:07PM8.27m
2:57AM8.38m
3:43PM8.42m
4:19AM8.89m
4:52PM9.09m
5:17AM9.73m
5:42PM9.95m
Low Tide
2:29PM1.01m
2:42AM1.08m
3:02PM1.01m
3:14AM1.16m
3:33PM1.21m
3:45AM1.45m
4:05PM1.61m
4:18AM1.91m
4:38PM2.17m
4:52AM2.52m
5:14PM2.84m
5:32AM3.21m
5:56PM3.56m
6:20AM3.92m
6:51PM4.23m
7:29AM4.49m
8:11PM4.65m
9:07AM4.62m
9:53PM4.49m
10:42AM4.10m
11:10PM3.80m
11:43AM3.24m
00:02AM2.91m
Wave
height (m) 
direction
period (s) 
0.4
ESE
3
0.4
SE
3
0.1
E
2
0.1
SE
2
0.1
W
8
0.1
E
2
0.2
E
2
0.2
E
2
0.2
E
2
0.1
NE
2
0.1
E
2
0.1
E
2
0.2
ENE
2
0.2
ESE
2
0.2
ENE
2
0.2
ENE
2
0.1
S
2
0
W
15
0.1
W
7
0.3
S
2
0.4
SSW
3
0.2
S
2
0.3
S
2
0.1
W
8
0.1
W
6
0
W
15
0
W
14
0
W
6
0.1
W
6
0
W
7
0.1
E
2
0.3
S
3
0.1
S
3
0.2
S
2
0.2
S
2
0.4
SSW
3
cloud
light rain
mod rain
light rain
light rain
part cloud
cloud
light rain
part cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
light rain
part cloud
part cloud
light rain
cloudy
light rain
mod rain
light rain
light rain
some clouds
cloudy
light rain
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
light rain
some clouds
some clouds
light rain
 km/h
30
ESE
25
SE
15
E
15
SE
10
ESE
15
E
20
E
20
E
15
E
15
E
10
ESE
15
ENE
15
ENE
20
ESE
15
ENE
15
ENE
15
SE
5
E
10
SE
15
SSE
20
S
10
SSE
20
SSE
10
E
10
ENE
10
E
5
E
10
E
10
SSE
10
E
10
ESE
20
S
10
SE
10
S
20
SSE
20
S
 mm 
2.0
7
4
1.0
1.0
2.0
2.0
max°C
4
4
5
4
5
5
5
6
4
5
8
5
6
9
5
9
11
8
11
12
12
11
12
10
11
12
10
11
13
10
11
11
10
12
12
11
Moonrise
7:45
8:56
10:07
11:18
12:31
1:45
2:59
4:08
5:07
5:52
6:25
Moonset
8:16
8:26
8:35
8:46
8:57
9:12
9:31
9:59
10:39
11:35
12:48
2:12
Sunrise
7:28
7:26
7:24
7:22
7:20
7:18
7:16
7:13
7:11
7:09
7:07
7:05
Sunset
5:24
5:27
5:29
5:30
5:32
5:35
5:36
5:37
5:39
5:42
5:44
5:45
Today's sea temperature in Cardiff is 5.6 °C (Statistics for 14 Feb 1981-2005 – mean: 9.2 max: 10.4 min: 7.9°C)
Issued (local time): 5 am Friday 14 Feb 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest