Llantwit Major Surf Break

Lat Long: 51.39° N 3.50° W

Llantwit Major 48 hour detailed Surf Forecast

Issued: 12 am 24 Aug 2026 (local time)

Forecast update in  hr  min

Today's Llantwit Major sea temperature is
20.4°C
4.0° 

Llantwit Major surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Llantwit Major today (24 Aug):

  • Morning surf: Morning surf (24 Aug, local time) - 0.5ft (0.1m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (24 Aug, local time) - 0.5ft (0.1m), 9s period with W swell.
  • Evening surf: Evening surf (24 Aug, local time) - 0.5ft (0.1m), 9s period with W swell.

The current surf forecast for Llantwit Major at 9AM is: 0.1m 10s primary swell from a West direction and 0.1m 8s secondary swell from a West direction (forecast issued at 12:00am August 24). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (24 Aug)0.5ft (0.1m)10s
Afternoon (24 Aug)0.5ft (0.1m)9s
Evening (24 Aug)0.5ft (0.1m)9s

Table - waves today at Llantwit Major. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 26°C on Tue afternoon, min 14°C on Sun night). Winds increasing (calm on Sun night, fresh winds from the ENE by Mon night).

Monday
24
Tuesday
25
Wednesday
26
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.1
W
9
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
11
0.1
W
11
0.1
W
10
0.1
W
10
0.2
W
10
0.2
W
10
0.3
W
10
0.3
W
9
0.3
W
9
0.3
W
9
0.3
WSW
8
0.3
W
8
0.3
W
8
0.3
W
8
Wave Graph
Metric surfscale
Energy kJ
2
2
2
2
2
2
2
2
2
1
2
2
2
2
8
8
17
15
14
14
14
12
12
10
Wind (km/h)
5
ESE
15
E
20
ENE
30
E
30
E
25
E
30
ENE
30
E
30
ENE
30
ENE
30
ENE
30
ENE
25
E
20
E
15
SSE
10
SE
10
ESE
10
ESE
10
ESE
10
SE
10
SE
15
SSE
20
SE
10
SE
Wind State
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross
cross-off
cross-off
cross-off
cross
cross
cross-on
cross
cross-off
High Tide
4:58AM6.53m
5:25PM6.95m
5:50AM7.11m
6:11PM7.61m
6:31AM7.75m
6:49PM8.28m
Low Tide
10:37PM3.38m
11:10AM3.19m
11:46PM2.85m
12:06PM2.60m
00:32AM2.23m
12:46PM1.98m
clear
part cloud
part cloud
cloud
clear
clear
clear
part cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:13
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:17
8:15
8:14
 mm
Temp °C
16
15
14
16
21
24
23
20
16
15
14
17
23
26
23
20
17
17
16
19
22
25
23
18
Feels °C
15
13
10
10
15
18
17
14
10
9
9
11
18
22
20
19
16
16
15
19
21
23
20
17
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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