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Llantwit Major Surf Forecast
/ Wales – South East (14 surf breaks) /
Surf Forecasts:
Llantwit Major surfForecast / Wales – South East / UK
48hr Weather and Surf, issued 12 am Sunday 10 May 2026 BSTForecast 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
12.1° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Llantwit Major today?
The current surf forecast for Llantwit Major at 5AM is: 0.2m 4s primary swell from a West-northwest direction and 0.1m 11s secondary swell from a West direction (forecast issued at 12:00am May 10). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | 0.5ft (0.1m) | 11s |
| Afternoon (10 May) | 0.5ft (0.1m) | 11s |
| Evening (10 May) | 0.5ft (0.1m) | 10s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 14°C on Sat night, min 7°C on Sun night). Winds decreasing (fresh winds from the ENE on Sat night, calm by Mon night). | ||||||||||||||||||||||||
Sunday 10 | Monday 11 | Tuesday 12 | ||||||||||||||||||||||
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 | |
Swell Height Map |    |    |    | |||||||||||||||||||||
W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | WNW 5 | W 10 | W 10 | NW 4 | NW 4 | NW 4 | WNW 4 | WNW 4 | WNW 4 | W 9 | W 9 | WNW 3 | WNW 3 | W 4 | W 18 | |
2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 10 | 16 | 18 | 13 | 8 | 3 | 2 | 2 | 2 | 7 | 9 | 6 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | off | off | cross-off | cross-off | off | cross-off | cross | cross | cross | cross | cross | glassy | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 00:53AM6.90m | 1:31PM6.61m | 2:07AM6.88m | 2:48PM6.78m | 3:20AM7.21m | 3:57PM7.28m | ||||||||||||||||||
Low Tide | 7:19AM3.06m | 7:47PM3.12m | 8:35AM2.91m | 9:02PM2.89m | 9:41AM2.50m | |||||||||||||||||||
 | |  |  | | | |  | | |  | | | | | | | | | | | | | | |
 | — | 5:31 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:50 | — | — | — | — | — | — | — | 8:52 | — | — | — | — | — | — | — | 8:52 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 9 | 8 | 8 | 11 | 12 | 12 | 10 | 8 | 7 | 8 | 10 | 12 | 12 | 12 | 9 | 8 | 7 | 8 | 11 | 11 | 11 | 13 | 10 |
3 | 1 | 0 | 1 | 4 | 6 | 8 | 7 | 5 | 4 | 4 | 5 | 6 | 6 | 7 | 7 | 5 | 3 | 4 | 6 | 5 | 6 | 8 | 5 | |
Swell 1 Height (m) Direction Period (s) | WNW 4 | WNW 4 | NW 4 | NW 4 | W 11 | W 11 | W 10 | W 10 | W 6 | WNW 5 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | WNW 4 | WNW 4 | WNW 4 | W 9 | W 9 | — | — | W 5 |
 kJ | 2 | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 8 | 3 | 2 | 2 | 2 | — | — | 4 |
Swell 2 Height (m) Direction Period (s) | W 11 | W 11 | W 11 | W 11 | — | — | — | — | — | — | — | — | — | — | — | — | W 9 | W 9 | W 9 | — | — | — | — | W 18 |
| kJ | 2 | 2 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | — | — | — | — | 6 |
Swell 3 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | — | — | — | — | — | W 10 | W 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 1 | 1 | — | — | — | — | — | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 3 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 3 | NE 3 | NNE 3 | — | WNW 5 | NW 2 | NW 4 | NW 4 | NW 4 | WNW 4 | — | — | — | W 4 | WNW 3 | WNW 3 | W 4 | WNW 4 |
| kJ | 3 | 10 | 17 | 17 | 17 | 11 | 5 | 1 | 1 | — | 2 | 2 | 10 | 16 | 18 | 13 | — | — | — | 1 | 2 | 7 | 9 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 680 | 422 | 399 | 399 | 399 | 374 | 353 | 160 | 64 | 107 | 107 | 107 | 385 | 426 | 426 | 367 | 271 | 271 | 211 | 214 | 214 | 374 | 334 | 379 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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