Surf Forecasts:
How big are the waves at Llantwit Major today (13 Aug):
- Morning surf: Morning surf (13 Aug, local time) - 2ft (0.6m), 10s period with W swell.
- Afternoon surf: Afternoon surf (13 Aug, local time) - 2ft (0.6m), 10s period with W swell.
- Evening surf: Evening surf (13 Aug, local time) - 2ft (0.6m), 10s period with W swell.
The current surf forecast for Llantwit Major at 2AM is: 0.5m 9s primary swell from a West direction (forecast issued at 06:00pm August 12). The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 2ft (0.6m) | 10s |
| Afternoon (13 Aug) | 2ft (0.6m) | 10s |
| Evening (13 Aug) | 2ft (0.6m) | 10s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 33°C on Wed afternoon, min 15°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Wed 12 | Thursday 13 | Friday 14 | |||||||||||||||||
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 |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | WSW 10 | WSW 9 | W 9 | W 9 | W 9 | W 10 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | WSW 9 | W 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 32 | 29 | 44 | 44 | 45 | 47 | 83 | 82 | 74 | 71 | 71 | 70 | 68 | 64 | 60 | 57 | 40 | 26 | 35 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | glassy | glassy | cross-off | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 7:22PM9.68m | 7:46AM9.59m | 8:07PM10.11m | 8:29AM9.85m | 8:49PM10.26m | ||||||||||||||
Low Tide | 1:18PM0.96m | 1:46AM0.55m | 2:02PM0.52m | 2:28AM0.21m | 2:41PM0.28m | ||||||||||||||
 | |  | | | |  | | | | | |  | | | | | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | 8:43 | — | — | — | — | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:38 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 33 | 31 | 28 | 25 | 23 | 22 | 25 | 26 | 24 | 22 | 20 | 18 | 18 | 17 | 20 | 21 | 21 | 21 | 19 |
Feels °C | 29 | 27 | 27 | 25 | 22 | 20 | 24 | 22 | 20 | 20 | 19 | 18 | 18 | 17 | 19 | 20 | 19 | 19 | 17 |
Swell 1 Height (m) Direction Period (s) | WSW 10 | WSW 9 | W 9 | W 9 | W 9 | W 10 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | WSW 9 | W 8 |
| kJ | 32 | 29 | 44 | 44 | 45 | 47 | 83 | 82 | 74 | 71 | 71 | 70 | 68 | 64 | 60 | 57 | 40 | 26 | 35 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | S 2 | — | — | — | — | — | — | WNW 2 | W 3 | W 3 | WNW 4 | WNW 3 | — | — | WNW 3 | WNW 2 | WNW 5 | — |
| kJ | — | 1 | — | — | — | — | — | — | 1 | 5 | 6 | 4 | 2 | — | — | 1 | 1 | 7 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 57 | 50 | 21 | 19 | 9 | 9 | 0 | 177 | 349 | 142 | 39 | 39 | 40 | 39 | 40 | 142 | 214 | 58 | 39 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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