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 W swell.
- Afternoon surf: Afternoon surf (30 Aug, local time) - 3.5ft (1.0m), 9s 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 2AM is: 1.1m 9s primary swell from a West direction (forecast issued at 06:00pm August 29). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | 3ft (0.9m) | 9s |
| Afternoon (30 Aug) | 3.5ft (1.0m) | 9s |
| 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 Sat afternoon, min 15°C on Sun night). Winds decreasing (fresh winds from the SW on Sun night, light winds from the WSW by Mon night). | |||||||||||||||||||
Sat 29 | Sunday 30 | Monday 31 | |||||||||||||||||
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 6 | W 4 | W 6 | W 9 | W 9 | W 8 | W 9 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 9 | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 32 | 17 | 139 | 185 | 150 | 133 | 125 | 129 | 189 | 171 | 176 | 297 | 372 | 405 | 417 | 472 | 407 | 305 | 216 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on |
High Tide | 8:29PM9.73m | 8:47AM9.57m | 9:04PM9.88m | 9:22AM9.64m | 9:39PM9.80m | ||||||||||||||
Low Tide | 2:21PM0.65m | 2:40AM0.49m | 2:50PM0.49m | 3:09AM0.42m | 3:20PM0.49m | ||||||||||||||
 |  |  | |  | | |  | | |  | | |  |  | | | |  | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | 8:07 | — | — | — | — | — | — | — | 8:05 | — | — | — | — | — | — | — | 8:02 | — |
mm | 2 | — | — | — | — | — | — | 2 | 4 | 1 | 4 | 1 | — | — | — | — | — | — | — |
Temp °C | 20 | 19 | 17 | 16 | 16 | 16 | 18 | 19 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 15 |
Feels °C | 18 | 16 | 13 | 13 | 13 | 14 | 15 | 15 | 12 | 13 | 10 | 11 | 10 | 10 | 10 | 9 | 11 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | — | — | — | W 9 | W 9 | W 8 | W 9 | — | — | — | — | — | — | — | — | — | — | — | W 10 |
| kJ | — | — | — | 185 | 150 | 133 | 125 | — | — | — | — | — | — | — | — | — | — | — | 216 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 6 | W 4 | W 6 | — | — | — | SW 2 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 9 | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | — |
| kJ | 32 | 17 | 139 | — | — | — | 1 | 129 | 189 | 171 | 176 | 297 | 372 | 405 | 417 | 472 | 407 | 305 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 88 | 271 | 88 | 90 | 108 | 74 | 237 | 462 | 469 | 316 | 108 | 90 | 613 | 83 | 349 | 349 | 84 | 133 | 40 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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