Llantwit Major Surf Break

Lat Long: 51.39° N 3.50° W

Llantwit Major 48 hour detailed Surf Forecast

Issued: 12 pm 08 Sep 2026 (local time)

Forecast update in  hr  min

Today's Llantwit Major sea temperature is
19.2°C
3.1° 

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 (08 Sep):

  • Morning surf: Morning surf (08 Sep, local time) - 3.5ft (1.1m), 8s period with W swell.
  • Afternoon surf: Afternoon surf (08 Sep, local time) - 5ft (1.5m), 5s period with W swell.
  • Evening surf: Evening surf (08 Sep, local time) - 4ft (1.2m), 6s period with W swell.

The current surf forecast for Llantwit Major at 6PM is: 1.4m 6s primary swell from a West direction (forecast issued at 12:00pm September 08). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (08 Sep)3.5ft (1.1m)8s
Afternoon (08 Sep)5ft (1.5m)5s
Evening (08 Sep)4ft (1.2m)6s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Tue morning. Very mild (max 19°C on Thu morning, min 13°C on Tue night). Winds decreasing (fresh winds from the WNW on Tue afternoon, light winds from the WSW by Wed night).

Tue
8
Wednesday
9
Thursday
10
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
W
9
1.3
W
9
1.5
W
5
1.4
W
6
1.2
W
6
1.4
W
7
1.3
W
7
1.2
W
7
1.1
W
7
0.9
W
7
0.7
W
7
0.6
W
7
0.5
W
7
0.5
W
8
0.5
W
8
0.4
WSW
8
0.4
WSW
8
0.3
WSW
8
0.8
WSW
6
1.1
W
7
1.4
WSW
8
Wave Graph
Metric surfscale
Energy kJ
180
270
131
139
113
173
154
143
127
81
44
32
21
31
31
19
19
11
48
124
264
Wind (km/h)
25
NW
30
WNW
35
WNW
30
WNW
30
WNW
25
WNW
25
NW
20
NW
20
WNW
20
WNW
15
W
15
W
15
W
5
WSW
10
SSW
15
SSW
20
SSW
25
SW
25
SW
25
SSW
30
WSW
Wind State
cross
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
on
on
on
on
cross-on
High Tide
5:29PM8.25m
5:58AM8.41m
6:21PM9.04m
6:46AM9.10m
7:06PM9.68m
Low Tide
11:26AM2.22m
00:02AM1.68m
12:22PM1.51m
00:49AM0.99m
1:05PM0.89m
light rain
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
light rain
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:37
6:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:45
7:43
7:40
 mm
4
1
1
1
Temp °C
15
16
17
16
15
14
14
13
14
15
15
14
14
13
13
13
16
19
17
16
17
Feels °C
10
9
9
10
9
9
8
9
9
10
12
10
11
11
11
10
12
15
13
12
13
  • 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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