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Surf Forecasts:

Llantwit Major surf break

Llantwit Major surfForecast / Wales – South East / UK

information circle48hr Weather and Surf, issued 5 am Tuesday 17 Mar 2026 GMT
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
8.9° C
 (Which is normal for this time of year)

How big are the waves at Llantwit Major today?

The current surf forecast for Llantwit Major at 10AM is: 1.2m 9s primary swell from a West direction and 0.2m 15s secondary swell from a West direction, 0.4m 3s secondary swell from a South direction (forecast issued at 05:00am March 17). The wind direction is predicted to be cross-onshore.

Time (GMT) & DateWave HeightWave Period
Morning (17 Mar)4ft (1.2m)8s
Afternoon (17 Mar)4ft (1.2m)10s
Evening (17 Mar)4ft (1.2m)13s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Tuesday
17
Wednesday
18
Thursday
19
Fri
20
3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM
Rating
(10 max)
0
0
0
0
0
1
2
2
2
1
1
0
1
1
1
1
1
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.3
W
1.2
W
1.2
W
1.2
W
1.2
W
1.2
W
1.2
WSW
1.1
WSW
1.1
W
1
W
1
W
0.8
WSW
1.2
WSW
1.1
W
0.9
WSW
0.8
WSW
0.7
WSW
0.6
W
0.6
W
0.5
W
0.5
W
0.4
WSW
0.4
WSW
0.3
WSW
Period(s) (?)88891013131212121217161515141313131312131312
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2282002102402674754993793592942893727495663552761871261258176535429
Wind
(km/h)
20
SSW
15
S
20
S
25
S
25
SSE
15
SE
10
ESE
10
E
15
E
15
E
25
E
25
ESE
25
ESE
20
ESE
20
E
20
ENE
25
ENE
25
ENE
25
E
25
E
20
ENE
20
ENE
15
ENE
15
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
5:35AM
8.53
5:54PM
8.71
6:11AM
9.30
6:30PM
9.40
6:47AM
9.92
7:07PM
9.92
Low Tide
/ height (m)
11:56AM
1.33
12:08AM
1.12
12:29PM
0.69
12:41AM
0.55
1:00PM
0.21
Tuesday
17
Wednesday
18
Thursday
19
Fri
20
Sunrise--6:24-------6:22-------6:20-----
Sunset-----6:21-------6:22-------6:23--
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
part cloud
Rain (mm)
------------------------
Temp. °C981013131199889141513108767111313118
Feels °C (?)4567786654491085310058974
  • 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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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Llantwit Major surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Llantwit Major at:
surf-forecast.com

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