Llantwit Major Surf Break

Lat Long: 51.39° N 3.50° W

Llantwit Major 48 hour detailed Surf Forecast

Issued: 6 pm 04 Aug 2026 (local time)

Forecast update in  hr  min

Today's Llantwit Major sea temperature is
20.7° C
4.6° 

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 (05 Aug):

  • Morning surf: Morning surf (05 Aug, local time) - 3.5ft (1.0m), 6s period with W swell.
  • Afternoon surf: Afternoon surf (05 Aug, local time) - 4.5ft (1.3m), 7s period with W swell.
  • Evening surf: Evening surf (05 Aug, local time) - 4ft (1.2m), 6s period with W swell.

The current surf forecast for Llantwit Major at 2AM is: 0.8m 6s primary swell from a West-southwest direction (forecast issued at 06:00pm August 04). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (05 Aug)3.5ft (1.0m)6s
Afternoon (05 Aug)4.5ft (1.3m)7s
Evening (05 Aug)4ft (1.2m)6s

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


Short Range Forecast

Some drizzle, heaviest during Tue afternoon. Warm (max 22°C on Tue afternoon, min 13°C on Wed night). Winds decreasing (fresh winds from the W on Wed afternoon, calm by Fri morning).

Tue
4
Wednesday
5
Thursday
6
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)
0.6
WSW
7
0.7
WSW
4
0.8
WSW
5
0.8
WSW
6
0.7
WSW
6
0.8
W
6
1.2
W
6
1.3
W
7
1.4
W
7
1.3
W
7
1.1
W
6
1
W
6
0.9
W
6
0.9
W
6
0.8
W
6
0.8
W
6
0.8
W
6
0.8
W
6
0.7
W
6
Wave Graph
Metric surfscale
Energy kJ
42
18
33
46
39
41
105
153
183
144
97
75
61
61
50
49
46
40
30
Wind (km/h)
25
W
25
WSW
30
SW
25
WSW
20
W
25
WNW
30
W
35
W
35
W
35
W
25
W
20
WNW
20
WNW
20
WNW
20
WNW
30
W
30
W
30
W
20
WNW
Wind State
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
11:23PM8.75m
11:47AM8.34m
00:10AM8.28m
12:38PM7.88m
Low Tide
4:57PM1.32m
5:21AM1.43m
5:39PM1.67m
6:07AM1.83m
6:32PM2.09m
rain showers
clear
clear
part cloud
clear
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:57
8:54
8:53
 mm
1
Temp °C
22
20
18
18
17
15
16
16
17
16
16
15
14
13
15
16
16
16
15
Feels °C
20
17
14
15
15
11
10
10
10
9
11
11
10
9
11
10
9
10
11
  • 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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