Surf Forecasts:
How big are the waves at Llantwit Major today (30 Aug):
- Morning surf: Morning surf (30 Aug, local time) - 3ft (0.9m), 9s period with WSW swell.
- Afternoon surf: Afternoon surf (30 Aug, local time) - 3ft (0.9m), 6s period with WSW swell.
- Evening surf: Evening surf (30 Aug, local time) - 3.5ft (1.1m), 8s period with WSW swell.
The current surf forecast for Llantwit Major at 8AM is: 0.9m 8s primary swell from a West direction (forecast issued at 12:00am August 30). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | 3ft (0.9m) | 9s |
| Afternoon (30 Aug) | 3ft (0.9m) | 6s |
| Evening (30 Aug) | 3.5ft (1.1m) | 8s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Sun afternoon. Warm (max 20°C on Sun morning, min 15°C on Sun night). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 30 | Monday 31 | Tuesday 1 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | W 9 | W 9 | W 8 | WSW 9 | WSW 9 | WSW 6 | WSW 8 | WSW 8 | WSW 8 | W 9 | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 185 | 154 | 136 | 129 | 132 | 57 | 167 | 180 | 246 | 281 | 347 | 371 | 426 | 369 | 312 | 220 | 186 | 117 | 81 | 78 | 76 | 74 | 51 | 47 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | cross-on | cross-on | cross-on | on |
High Tide | 8:47AM9.57m | 9:04PM9.88m | 9:22AM9.64m | 9:39PM9.80m | 9:58AM9.49m | |||||||||||||||||||
Low Tide | 2:40AM0.49m | 2:50PM0.49m | 3:09AM0.42m | 3:20PM0.49m | 3:39AM0.52m | 3:52PM0.66m | ||||||||||||||||||
 | |  | |  |  |  |  | | |  |  | | | |  | |  | | | | | | | |
 | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:05 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — | — | — | 8:00 | — |
mm | — | — | — | — | 1 | 5 | 2 | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 16 | 18 | 20 | 17 | 17 | 16 | 16 | 15 | 15 | 16 | 16 | 17 | 16 | 16 | 16 | 15 | 15 | 16 | 17 | 17 | 17 | 16 |
Feels °C | 13 | 13 | 14 | 15 | 16 | 13 | 13 | 12 | 12 | 10 | 11 | 11 | 11 | 12 | 12 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | W 9 | W 9 | W 8 | WSW 9 | W 9 | W 9 | WSW 8 | — | — | — | — | — | — | — | — | W 10 | W 10 | W 10 | W 9 | W 9 | — | — | W 8 | W 8 |
| kJ | 185 | 154 | 136 | 129 | 78 | 39 | 167 | — | — | — | — | — | — | — | — | 220 | 186 | 117 | 81 | 78 | — | — | 51 | 47 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | WSW 9 | WSW 6 | — | WSW 8 | WSW 8 | W 9 | W 9 | W 10 | W 10 | W 10 | W 10 | — | — | — | — | — | W 9 | W 9 | — | — |
| kJ | — | — | — | — | 132 | 57 | — | 180 | 246 | 281 | 347 | 371 | 426 | 369 | 312 | — | — | — | — | — | 76 | 74 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 90 | 108 | 28 | 237 | 460 | 321 | 301 | 108 | 90 | 508 | 83 | 83 | 349 | 88 | 133 | 74 | 40 | 74 | 40 | 40 | 191 | 349 | 177 | 108 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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