Llantwit Major Surf Break

Lat Long: 51.39° N 3.50° W

Llantwit Major 48 hour detailed Surf Forecast

Issued: 6 pm 26 Aug 2026 (local time)

Forecast update in  hr  min

Today's Llantwit Major sea temperature is
20.3°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 (26 Aug):

  • Afternoon surf: Afternoon surf (26 Aug, local time) - 1ft (0.3m), 8s period with W swell.
  • Evening surf: Evening surf (26 Aug, local time) - 1ft (0.3m), 8s period with W swell.

The current surf forecast for Llantwit Major at 10PM is: 0.3m 8s primary swell from a West direction (forecast issued at 06:00pm August 26). The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (26 Aug)--
Afternoon (26 Aug)1ft (0.3m)8s
Evening (26 Aug)1ft (0.3m)8s

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


Short Range Forecast

Moderate rain (total 17mm), heaviest on Sat morning. Warm (max 25°C on Wed afternoon, min 16°C on Thu night). Winds increasing (calm on Thu morning, fresh winds from the S by Sat morning).

Wed
26
Thursday
27
Friday
28
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
W
8
0.3
W
8
0.3
W
8
0.3
W
8
0.3
W
8
0.2
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.1
W
8
0.4
WSW
4
0.4
WSW
4
1
WSW
7
1.5
WSW
7
1.2
WSW
7
1.2
W
6
1
W
6
Wave Graph
Metric surfscale
Energy kJ
12
12
11
10
10
4
4
4
4
4
4
2
6
7
102
204
164
113
74
Wind (km/h)
15
SE
20
SSE
5
ESE
15
E
20
E
20
ENE
15
E
5
SW
20
WNW
20
W
15
WSW
20
WSW
20
SW
25
SW
30
WSW
25
SW
25
WSW
25
W
20
WSW
Wind State
cross
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
on
on
on
on
on
on
on
cross-on
cross-on
High Tide
6:49PM8.28m
7:07AM8.36m
7:23PM8.89m
7:40AM8.90m
7:56PM9.39m
Low Tide
1:09AM1.63m
1:21PM1.42m
1:42AM1.12m
1:52PM0.97m
clear
part cloud
cloud
cloud
part cloud
light rain
light rain
part cloud
clear
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
cloud
light rain
light rain
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:14
8:12
8:09
 mm
1
1
1
1
2
1
Temp °C
25
23
19
18
18
17
18
21
21
19
17
16
16
16
17
16
18
18
17
Feels °C
22
20
18
16
16
15
18
22
18
17
15
14
13
13
13
12
14
15
15
  • 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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