Llantwit Major Surf Break

Llantwit Major 48 hour detailed Surf Forecast

Lat Long: 51.39° N 3.50° W

Issued: 6 am 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Llantwit Major sea temperature is
15.9° C

2.2°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 (21 Jun):

  • Morning surf: Morning surf (21 Jun, local time) - 1ft (0.3m), 7s period with WSW swell.
  • Afternoon surf: Afternoon surf (21 Jun, local time) - 1ft (0.3m), 7s period with W swell.
  • Evening surf: Evening surf (21 Jun, local time) - 0.5ft (0.2m), 7s period with W swell.

The current surf forecast for Llantwit Major at 12PM is: 0.3m 7s primary swell from a West direction and 0.1m 7s secondary swell from a Southwest direction (forecast issued at 06:00am June 21). The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (21 Jun)1ft (0.3m)7s
Afternoon (21 Jun)1ft (0.3m)7s
Evening (21 Jun)0.5ft (0.2m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Mon afternoon. Warm (max 27°C on Mon afternoon, min 17°C on Sun morning). Wind will be generally light.

Sunday
21
Monday
22
Tuesday
23
Wed
24
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
1 AM
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
WSW
7
0.3
WSW
7
0.3
WSW
7
0.3
W
7
0.3
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.1
W
7
0.1
W
8
0.1
W
12
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
10
0.1
W
10
0.1
W
10
0.2
W
9
0.2
WSW
9
0.2
WSW
9
Wave Graph
Metric surfscale
Energy kJ
11
11
10
9
8
4
4
4
4
4
4
4
1
1
3
2
2
2
2
2
2
7
8
8
Wind (km/h)
5
N
10
E
10
E
10
ESE
5
E
5
ESE
5
NE
10
ENE
15
ENE
15
E
20
E
20
E
20
ENE
10
ENE
15
ENE
15
ENE
10
ENE
10
E
10
E
5
ESE
5
SW
10
W
5
W
5
W
Wind State
glassy
cross-off
cross-off
cross-off
cross-off
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
off
cross-off
cross-off
cross-off
on
cross-on
cross-on
glassy
High Tide
12:21PM7.95m
00:46AM8.07m
1:18PM7.50m
1:46AM7.58m
2:21PM7.20m
Low Tide
6:14AM1.65m
6:31PM2.00m
7:08AM2.06m
7:28PM2.37m
8:04AM2.41m
8:27PM2.64m
clear
part cloud
part cloud
cloud
clear
clear
part cloud
clear
clear
part cloud
clear
part cloud
thunderstorm
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:56
4:56
4:56
4:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:34
9:34
9:34
9:34
 mm
1
Temp °C
15
15
17
19
22
23
22
21
19
18
20
24
26
27
26
22
20
19
22
25
27
26
24
24
Feels °C
15
14
16
18
22
24
23
21
19
17
18
22
26
28
27
22
20
19
23
27
30
29
27
28
Swell 1
Height (m)
Direction
Period (s)
0.3
WSW
7
0.3
WSW
7
0.3
WSW
7
0.3
W
7
0.3
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.2
W
7
0.1
W
7
0.1
W
8
0.1
W
7
0.1
W
7
0.1
W
7
0.1
W
7
0.1
W
10
0.1
W
10
0.1
W
10
0.2
W
9
0.2
WSW
9
0.2
WSW
9
Energy kJ
11
11
10
9
8
4
4
4
4
4
4
4
1
1
1
1
1
1
2
2
2
7
8
8
Swell 2
Height (m)
Direction
Period (s)
0.2
W
4
0.1
SW
7
0.1
W
7
0.1
W
8
0.1
W
7
0.1
W
8
0.1
W
8
0.1
W
8
0.1
W
6
0.1
W
6
0.1
W
12
0.1
W
11
0.1
W
11
0.1
W
11
0.1
W
7
0.1
W
7
0.1
W
7
0.1
W
8
Energy kJ
1
2
1
1
1
1
1
1
1
1
3
2
2
2
1
1
1
1
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
51
51
51
196
441
471
471
441
441
441
475
485
488
485
238
238
336
488
490
1051
611
143
134
94
Best forecast wave conditions in Wales - South East
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
1
1
1
2
2
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
9
9
8
8
7
7
7
6
6
5
7
6
5
5
5
5
5
6
5
5
5
5
6
8
  • 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
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