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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 pm Thursday 14 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
12.4° C
(Which is 1.2°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 7PM is: 1.2m 6s primary swell from a West-northwest direction and 0.9m 6s secondary swell from a West-northwest direction (forecast issued at 12:00pm May 14). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 4.5ft (1.4m) | 7s |
| Afternoon (14 May) | 4.5ft (1.3m) | 7s |
| Evening (14 May) | 3.5ft (1.0m) | 6s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Thu afternoon. Very mild (max 12°C on Sat morning, min 6°C on Thu night). Winds decreasing (fresh winds from the NNW on Thu morning, light winds from the NW by Fri night). | ||||||||||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sun 17 | |||||||||||||||||||||
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 | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 7 | WNW 7 | WNW 7 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | W 6 | WNW 6 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | W 9 | W 8 | W 8 | W 7 | W 4 | W 7 | W 5 | W 5 | W 6 | W 6 | |
188 | 181 | 144 | 114 | 85 | 64 | 37 | 26 | 17 | 34 | 42 | 52 | 41 | 21 | 8 | 10 | 10 | 27 | 6 | 8 | 10 | 19 | 30 | 32 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross | on | on | cross-on | on | cross-on | on | cross-on | cross | cross-on | |
High Tide | 5:42PM8.70m | 6:03AM9.15m | 6:28PM9.35m | 6:50AM9.68m | 7:13PM9.83m | |||||||||||||||||||
Low Tide | 11:25AM1.36m | 11:46PM1.25m | 12:11PM0.84m | 00:31AM0.73m | 12:55PM0.47m | 1:16AM0.37m | ||||||||||||||||||
 |  |  |  |  | | | | | | | | | |  | | | | | |  |  | | | |
 | 5:24 | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:20 | — |
 | — | — | — | 8:55 | — | — | — | — | — | — | — | 8:58 | — | — | — | — | — | — | — | 8:59 | — | — | — | 9:00 |
— | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | |
Temp °C | 10 | 11 | 11 | 11 | 9 | 8 | 6 | 7 | 10 | 10 | 11 | 11 | 7 | 6 | 7 | 8 | 9 | 12 | 11 | 11 | 10 | 10 | 9 | 9 |
3 | 4 | 4 | 5 | 5 | 4 | 2 | 4 | 4 | 3 | 4 | 4 | 2 | 2 | 4 | 4 | 4 | 8 | 7 | 7 | 5 | 6 | 5 | 5 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | W 6 | — | — | W 9 | W 9 | W 9 | WNW 4 | WNW 4 | W 8 | W 9 | W 7 | W 7 | W 5 | W 5 | W 6 | W 6 |
 kJ | — | — | — | 75 | 85 | 64 | 37 | 26 | 17 | — | — | 2 | 2 | 2 | 8 | 3 | 10 | 2 | 4 | 8 | 10 | 19 | 30 | 32 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | W 6 | — | — | — | — | W 9 | W 6 | W 8 | W 9 | — | W 9 | W 15 | W 7 | W 13 | W 13 | W 13 |
| kJ | — | — | — | — | — | — | — | — | 7 | — | — | — | — | 2 | 2 | 10 | 2 | — | 2 | 4 | 4 | 4 | 14 | 13 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 9 | — | — | — | — | — | W 8 | W 8 | W 8 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | — | — | — | — | — | 1 | 1 | 1 | — |
Wind waves Height (m) Direction Period (s) | WNW 7 | WNW 7 | WNW 7 | WNW 6 | — | — | — | — | — | WNW 6 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | — | — | W 4 | W 7 | W 4 | W 4 | — | — | — | — |
| kJ | 188 | 181 | 144 | 114 | — | — | — | — | — | 34 | 42 | 52 | 41 | 21 | — | — | 1 | 27 | 6 | 5 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 161 | 879 | 1188 | 410 | 395 | 0 | 127 | 358 | 355 | 355 | 355 | 355 | 331 | 191 | 154 | 144 | 191 | 336 | 333 | 191 | 300 | 300 | 39 | 39 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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