Llantwit Major Surf Break

Lat Long: 51.39° N 3.50° W

Llantwit Major 48 hour detailed Surf Forecast

Issued: 12 pm 02 Sep 2026 (local time)

Forecast update in  hr  min

Today's Llantwit Major sea temperature is
20.2°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 (02 Sep):

  • Morning surf: Morning surf (02 Sep, local time) - 1.5ft (0.5m), 6s period with W swell.
  • Afternoon surf: Afternoon surf (02 Sep, local time) - 3.5ft (1.1m), 6s period with WSW swell.
  • Evening surf: Evening surf (02 Sep, local time) - 3.5ft (1.1m), 7s period with W swell.

The current surf forecast for Llantwit Major at 4PM is: 1.2m 7s primary swell from a West-southwest direction (forecast issued at 12:00pm September 02). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (02 Sep)1.5ft (0.5m)6s
Afternoon (02 Sep)3.5ft (1.1m)6s
Evening (02 Sep)3.5ft (1.1m)7s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Wed morning. Warm (max 20°C on Wed afternoon, min 13°C on Fri night). Winds decreasing (strong winds from the WSW on Thu night, light winds from the NW by Fri night).

Wed
2
Thursday
3
Friday
4
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)
0.6
W
6
0.9
WSW
6
1.2
WSW
7
1.3
W
7
1.1
W
7
1.1
W
7
1.1
W
7
1.1
W
7
1.1
W
8
1.1
W
8
1.2
W
8
1.3
W
5
1.1
W
8
1.4
WSW
5
2
WSW
7
1.8
W
8
1.5
W
8
1.5
W
8
1.5
W
8
1.3
W
8
1
W
7
Wave Graph
Metric surfscale
Energy kJ
25
55
139
176
131
134
127
131
135
135
168
88
138
106
360
412
305
297
297
217
102
Wind (km/h)
20
S
30
SSW
30
WSW
30
WSW
30
WSW
35
WSW
25
W
25
WSW
30
WSW
30
W
30
WSW
35
WSW
35
SW
45
WSW
45
WSW
25
WNW
30
WNW
35
W
35
W
30
W
25
WNW
Wind State
cross-on
on
on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
10:37AM9.12m
10:58PM8.97m
11:20AM8.57m
11:45PM8.29m
12:12PM7.90m
Low Tide
4:28PM1.02m
4:50AM1.29m
5:10PM1.54m
5:36AM1.90m
6:04PM2.17m
light rain
light rain
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
light rain
part cloud
part cloud
part cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:28
6:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:59
7:57
7:53
 mm
1
1
1
Temp °C
16
18
20
18
18
18
18
17
18
20
20
19
18
20
19
17
17
17
16
16
16
Feels °C
13
14
16
14
14
14
15
14
15
16
16
15
13
14
13
14
12
10
9
10
12
  • 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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