Llantwit Major Sea Conditions and Tide Table

Llantwit Major 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 07:05 AM and sunset is at 07:04 PM.

Days 1–3 Weather Summary

Light rain (total 6mm), mostly falling on Sun morning. Cool air temperatures (max 18°C on Sun afternoon, min 11°C on Sat night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 30mm), heaviest during Tue night. Cool air temperatures (max 19°C on Tue afternoon, min 10°C on Mon night). Winds increasing (light winds from the E on Mon night, fresh winds from the SSE by Tue night).

Days 7–9 Weather Summary

Mostly dry. Very mild (max 18°C on Sun afternoon, min 12°C on Sat morning). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 20°C on Tue afternoon, min 12°C on Sun night). Wind will be generally light.

Days 13–16 Weather Summary

Mostly dry. Very mild (max 19°C on Fri afternoon, min 10°C on Wed night). Winds decreasing (fresh winds from the ESE on Thu morning, calm by Sat night).

Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
Wednesday
7
Thursday
8
Friday
9
Saturday
10
Sun
11
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
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
7:10AM9.16m
7:26PM9.63m
7:44AM9.66m
8:01PM10.01m
8:20AM9.96m
8:37PM10.15m
8:56AM10.01m
9:15PM10.02m
9:35AM9.79m
9:55PM9.61m
10:16AM9.31m
10:39PM8.97m
11:02AM8.64m
11:30PM8.17m
11:58AM7.89m
00:35AM7.39m
1:13PM7.27m
2:02AM6.91m
2:46PM7.12m
3:35AM7.06m
4:10PM7.57m
4:47AM7.66m
5:13PM8.26m
5:41AM8.36m
6:02PM8.93m
6:25AM8.98m
6:44PM9.45m
Low Tide
1:19PM0.76m
1:38AM0.45m
1:50PM0.39m
2:08AM0.20m
2:21PM0.19m
2:39AM0.16m
2:53PM0.22m
3:12AM0.34m
3:28PM0.47m
3:48AM0.75m
4:08PM0.94m
4:29AM1.35m
4:54PM1.59m
5:19AM2.07m
5:56PM2.32m
6:31AM2.75m
7:29PM2.85m
8:19AM3.08m
9:26PM2.80m
10:05AM2.77m
10:50PM2.25m
11:14AM2.15m
11:46PM1.61m
12:03PM1.52m
00:28AM1.06m
12:42PM1.00m
Wave
Height (m)
Direction
Period (s)
0.5
W
12
0.5
W
11
0.5
W
10
0.5
W
7
0.6
WSW
6
0.6
W
8
0.4
W
7
0.4
W
10
0.4
W
8
0.5
E
3
0.5
SE
3
0.9
SSE
4
0.5
W
7
0.8
W
4
0.8
WSW
7
0.9
WSW
9
1.2
W
5
0.8
W
10
0.6
W
10
0.6
W
8
0.4
W
10
0.3
W
10
0.3
W
9
0.3
W
9
0.2
W
8
0.2
W
7
0.2
W
12
0.5
W
8
0.4
W
8
0.4
W
7
0.5
W
7
0.4
WSW
6
0.4
W
6
0.4
ENE
3
0.3
WSW
6
0.4
E
3
0.5
E
3
0.5
E
3
0.4
E
3
0.4
ENE
3
0.3
WSW
6
0.2
W
8
0.3
W
6
0.2
W
6
0.2
W
11
0.2
W
10
part cloud
part cloud
part cloud
light rain
rain showers
part cloud
part cloud
clear
clear
cloud
cloud
rain showers
light rain
thunderstorm
rain showers
rain showers
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
light rain
rain shwrs
some clouds
some clouds
clear
clear
cloudy
cloudy
rain shwrs
light rain
risk tstorm
rain shwrs
rain shwrs
rain shwrs
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
km/h
10
WSW
15
WNW
10
SE
15
ESE
25
SSW
10
NW
5
E
10
E
15
E
20
E
25
SE
35
SSE
20
SSW
25
WSW
20
SW
30
SSW
30
WSW
20
SW
15
WSW
20
W
5
NW
5
E
5
WSW
5
ENE
10
E
10
E
10
E
20
E
15
E
15
ENE
20
E
20
ESE
15
E
20
E
20
E
20
E
25
E
25
ESE
20
E
20
E
15
E
10
ENE
15
E
5
E
5
ENE
5
NE
 mm
—
—
—
4
2
—
—
—
—
—
—
23
1
1
2
2
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
16
16
14
17
18
13
14
15
13
17
19
18
17
16
14
16
16
15
16
16
14
15
16
15
16
18
16
16
19
16
18
20
16
17
20
14
16
18
14
16
19
16
15
17
16
16
Moonrise
—
6:40
—
—
6:54
—
—
7:10
—
—
7:31
—
—
8:01
—
—
8:44
—
—
—
9:45
—
—
11:01
—
—
—
12:27
—
—
1:54
—
—
3:19
—
—
4:41
—
—
6:00
—
—
7:18
—
—
8:36
Moonset
6:45
—
—
8:06
—
—
9:30
—
—
10:57
—
—
12:25
—
—
1:48
—
—
2:58
—
—
—
3:50
—
—
4:26
—
—
4:51
—
—
5:10
—
—
5:24
—
—
5:37
—
—
5:49
—
—
6:02
—
—
Sunrise
7:05
—
—
7:05
—
—
7:07
—
—
7:09
—
—
7:11
—
—
7:13
—
—
7:15
—
—
7:16
—
—
7:18
—
—
7:18
—
—
7:20
—
—
7:22
—
—
7:24
—
—
7:26
—
—
7:28
—
—
7:28
Sunset
—
7:04
—
—
7:01
—
—
6:59
—
—
6:57
—
—
6:54
—
—
6:52
—
—
6:50
—
—
6:47
—
—
6:45
—
—
6:44
—
—
6:40
—
—
6:38
—
—
6:37
—
—
6:35
—
—
6:31
—
—
Today's sea temperature in Llantwit Major is
18.7°C
(Statistics for 26 Sep 1981-2005 – mean: 15.5 max: 16.4 min: 14.3°C)
Issued (local time): 12 am Saturday 26 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent 
Nearest locationNearest