Llantwit Major surf break

Llantwit Major surfForecast / Wales – South East / UK

information circle16 Day Weather and Surf, issued 6 am Wednesday 22 Apr 2026 BST
Forecast update in hr  min  s Forecast update imminent
Llantwit Major surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llantwit Major sea temperature is
11.1° C
(Which is 1.1°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Llantwit Major this week:

The surf forecast for Llantwit Major over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Apr 28) at 10AM. The primary swell is predicted to be 0.3m and 15s period with a secondary swell of 0.3m and 8s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Llantwit Major in the next 16 days are 0.4m 13s and forecast to arrive on Tuesday (Apr 28) at 10PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 4s period and expected on Wednesday (Apr 22) at 4PM.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+)10AM (Tue 28th Apr)1ft (0.3m) 15s
Best Surf10AM (Tue 28th Apr)1ft (0.3m) 15s
Most Powerful10PM (Tue 28th Apr)1.5ft (0.4m) 13s

Table - best surf conditions forecast for Llantwit Major over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 16°C on Thu afternoon, min 5°C on Thu night). Winds decreasing (strong winds from the E on Wed morning, light winds from the E by Fri night).

Days 4-6 Weather Summary

Mostly dry. Very mild (max 16°C on Sun afternoon, min 10°C on Sat morning). Wind will be generally light.

Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
Swell
Height Map
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<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.1
W
10
0.1
W
10
0.4
E
3
0.1
W
12
0.2
WSW
10
0.1
SW
12
0.4
SW
12
0.3
WSW
11
0.2
WSW
12
0.4
SW
11
0.3
WSW
10
0.3
WSW
9
0.2
WSW
9
0.2
WSW
8
0.3
WSW
9
0.3
WSW
8
0.3
WSW
8
0.3
WSW
8
0.3
WSW
15
0.3
WSW
14
0.4
WSW
13
Wave Graph
Metric surfscale
Energy kJ
2
2
0
3
10
6
35
25
13
31
21
17
7
7
15
14
13
12
43
41
56
Wind (km/h)
40
E
30
ESE
25
ENE
30
E
25
E
20
E
25
E
20
E
10
E
10
E
10
ESE
5
E
15
E
10
E
10
E
15
E
10
ESE
5
ENE
15
E
5
ENE
20
ENE
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
off
High Tide
10:57AM8.76m
11:21PM8.55m
11:53AM7.93m
00:23AM7.81m
1:03PM7.23m
1:41AM7.31m
2:29PM6.92m
3:08AM7.26m
3:51PM7.12m
4:21AM7.60m
4:54PM7.59m
5:17AM8.07m
5:43PM8.11m
Low Tide
4:52PM1.59m
5:26AM1.79m
5:53PM2.30m
6:40AM2.43m
7:15PM2.83m
8:16AM2.76m
8:54PM2.95m
9:48AM2.62m
10:17PM2.68m
10:56AM2.24m
11:16PM2.24m
11:44AM1.83m
00:01AM1.81m
clear
cloud
part cloud
clear
clear
clear
clear
part cloud
clear
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:05
6:03
6:01
5:58
5:56
5:54
5:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:21
8:22
8:23
8:25
8:27
8:29
8:30
Temp °C
13
15
10
14
16
12
12
15
13
13
15
15
13
16
15
14
16
15
15
15
13
4
8
3
8
11
7
6
10
10
10
13
14
9
15
13
11
14
15
12
13
9
Swell 1
Height (m)
Direction
Period (s)
0.1
W
10
0.1
W
10
0.1
W
12
0.2
WSW
10
0.1
SW
9
0.4
SW
12
0.3
WSW
11
0.2
WSW
12
0.4
SW
11
0.3
WSW
10
0.3
WSW
9
0.2
WSW
9
0.2
WSW
8
0.3
WSW
9
0.3
WSW
8
0.3
WSW
8
0.3
WSW
8
0.3
WSW
8
0.3
WSW
14
0.4
WSW
13
Energy kJ
2
2
3
10
3
35
25
13
31
21
17
7
7
15
14
13
12
11
41
56
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
12
0.1
SW
13
0.1
W
13
0.1
W
17
0.3
WSW
15
0.2
WSW
8
0.1
W
9
Energy kJ
6
7
3
5
43
6
2
Swell 3
Height (m)
Direction
Period (s)
0.1
W
11
0.1
W
10
0.1
W
10
0.1
W
7
Energy kJ
3
2
2
1
Wind waves
Height (m)
Direction
Period (s)
0.9
E
4
0.7
ESE
4
0.4
E
3
0.4
E
3
0.5
E
3
0.3
ESE
2
0.3
E
2
0.3
E
2
0.4
ESE
3
0.3
E
3
Energy kJ
23
15
2
2
5
1
1
1
3
1
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
Distance (km)
609
330
389
619
58
64
108
21
9
9
9
21
59
59
53
53
53
39
0
32
0
Best forecast wave conditions in Wales - South East
Rating
(10 max)
1
1
1
1
1
1
1
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
1
1
1
2
2
2
2
1
2
2
1
2
1
1
1
1
2
3
Header Global
Rating
(10 max)
8
9
9
5
5
5
5
5
5
4
5
4
5
5
5
4
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)
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Information about the Llantwit Major Surf forecast

The above surf forecast table for Llantwit Major provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Llantwit Major can be found by selecting the local surf guide option on the grey menu. Our Llantwit Major surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Llantwit Major) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Llantwit Major may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Llantwit Major is 8 km (5 miles) from the city of Nash Point. If you plan a holiday in Wales - South East, look for hotels and other accommodation in Nash Point. Nash Point has rooms for a wide range of budgets as well as car hire and transport links.

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