Llantwit Major Surf Break

Llantwit Major 48 hour detailed Surf Forecast

Lat Long: 51.39° N 3.50° W

Issued: 12 am 28 Jun 2026 (local time)

Forecast update in  hr  min

Today's Llantwit Major sea temperature is
18.3° C

4.2°C warmer than normal for this time of year

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 (28 Jun):

  • Morning surf: Morning surf (28 Jun, local time) - 2ft (0.6m), 6s period with W swell.
  • Afternoon surf: Afternoon surf (28 Jun, local time) - 2.5ft (0.7m), 6s period with W swell.
  • Evening surf: Evening surf (28 Jun, local time) - 1.5ft (0.5m), 11s period with W swell.

The current surf forecast for Llantwit Major at 7AM is: 0.6m 7s primary swell from a West-southwest direction and 0.2m 9s secondary swell from a West direction (forecast issued at 12:00am June 28). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (28 Jun)2ft (0.6m)6s
Afternoon (28 Jun)2.5ft (0.7m)6s
Evening (28 Jun)1.5ft (0.5m)11s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 18°C on Sat night, min 14°C on Sun night). Wind will be generally light.

Sunday
28
Monday
29
Tuesday
30
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)
0.8
WSW
8
0.6
WSW
8
0.6
WSW
7
0.6
W
6
0.7
W
6
0.8
W
6
0.8
W
6
0.5
W
11
1.1
W
12
1.2
W
12
1.1
W
12
1.1
W
12
1.1
W
12
1
W
12
0.9
W
11
0.8
W
11
0.8
W
11
0.7
W
10
0.6
W
10
0.6
W
10
0.7
W
7
1.1
W
8
1.3
W
9
1.1
W
10
Wave Graph
Metric surfscale
Energy kJ
71
48
42
27
36
47
48
66
327
403
339
339
333
262
198
151
146
108
74
71
45
135
258
225
Wind (km/h)
15
SSW
20
WSW
20
SW
25
W
25
W
25
W
25
W
20
WSW
15
WSW
15
WSW
15
W
15
W
15
W
15
WNW
15
WNW
10
W
5
WSW
10
SW
10
SSW
15
SW
25
W
25
W
25
W
15
WSW
Wind State
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
High Tide
6:27AM7.75m
6:47PM8.01m
7:08AM8.02m
7:27PM8.30m
7:46AM8.24m
8:04PM8.54m
Low Tide
00:12AM2.33m
12:32PM2.22m
00:57AM2.06m
1:14PM1.97m
1:38AM1.81m
1:54PM1.75m
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
cloud
cloud
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:58
5:00
5:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:34
9:34
9:34
 mm
Temp °C
18
16
16
16
16
16
16
15
14
14
14
15
16
16
15
15
15
14
15
17
18
18
17
16
Feels °C
17
14
13
12
11
11
12
12
12
12
12
12
13
13
12
13
14
13
14
14
14
14
13
14
Swell 1
Height (m)
Direction
Period (s)
0.8
WSW
8
0.6
WSW
8
0.2
W
9
0.2
W
9
0.2
W
8
0.1
W
12
0.2
W
11
0.8
W
6
1.1
W
12
1.2
W
12
1.1
W
12
1.1
W
12
1.1
W
12
1
W
12
0.9
W
11
0.8
W
11
0.8
W
11
0.7
W
10
0.6
W
10
0.6
W
10
0.4
W
10
1.1
W
10
Energy kJ
71
48
6
6
6
3
10
53
327
403
339
339
333
262
198
151
146
108
74
71
29
225
Swell 2
Height (m)
Direction
Period (s)
0.3
W
9
0.5
W
11
0.3
W
10
Energy kJ
13
66
17
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.6
WSW
7
0.6
W
6
0.7
W
6
0.8
W
6
0.8
W
6
0.7
W
7
1.1
W
8
1.3
W
9
Energy kJ
42
27
36
47
48
45
135
258
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
2
1
2
2
2
2
2
2
1
1
1
1
1
1
2
1
1
2
Distance (km)
134
134
134
349
349
349
349
161
74
74
40
48
101
142
48
28
28
60
118
286
191
316
472
48
Best forecast wave conditions in Wales - South East
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
1
1
1
2
2
1
1
2
4
2
2
3
4
2
3
3
3
2
3
3
2
2
3
Header Global
Rating
(10 max)
9
9
8
6
6
5
9
5
9
6
6
7
6
5
8
6
5
5
5
5
5
5
5
5
  • 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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