Surf Forecasts:
How big are the waves at Llantwit Major today (16 Aug):
- Morning surf: Morning surf (16 Aug, local time) - 1ft (0.3m), 7s period with W swell.
- Afternoon surf: Afternoon surf (16 Aug, local time) - 1ft (0.3m), 7s period with W swell.
- Evening surf: Evening surf (16 Aug, local time) - 0.5ft (0.2m), 7s period with W swell.
The current surf forecast for Llantwit Major at 7AM is: 0.3m 7s primary swell from a West direction and 0.2m 4s secondary swell from a West-northwest direction (forecast issued at 12:00am August 16). The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Aug) | 1ft (0.3m) | 7s |
| Afternoon (16 Aug) | 1ft (0.3m) | 7s |
| Evening (16 Aug) | 0.5ft (0.2m) | 7s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Mon morning, min 14°C on Sat night). Winds increasing (calm on Sat night, fresh winds from the W by Tue afternoon). | ||||||||||||||||||||||||
Sunday 16 | Monday 17 | Tuesday 18 | ||||||||||||||||||||||
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 7 | W 7 | W 7 | W 7 | W 7 | W 7 | WNW 7 | W 7 | WNW 4 | W 7 | W 7 | W 7 | W 5 | W 5 | W 4 | W 5 | W 5 | W 7 | W 5 | W 7 | W 7 | W 6 | W 6 | W 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 40 | 28 | 10 | 10 | 9 | 9 | 17 | 4 | 4 | 4 | 4 | 4 | 8 | 27 | 16 | 18 | 14 | 25 | 34 | 104 | 107 | 92 | 74 | 47 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | 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-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:48AM9.61m | 10:07PM9.71m | 10:26AM9.17m | 10:44PM9.09m | 11:03AM8.57m | |||||||||||||||||||
Low Tide | 3:41AM0.30m | 3:53PM0.51m | 4:15AM0.67m | 4:28PM0.92m | 4:49AM1.20m | 5:03PM1.47m | ||||||||||||||||||
 |  |  |  |  | | | | | | | | | | |  | | | | | | | | | |
 | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:35 | — | — | — | — | — | — | — | 8:32 | — | — | — | — | — | — | — | 8:30 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 14 | 17 | 17 | 19 | 18 | 17 | 16 | 17 | 17 | 20 | 20 | 19 | 18 | 16 | 16 | 18 | 18 | 19 | 20 | 18 | 18 | 17 |
Feels °C | 16 | 13 | 12 | 17 | 15 | 15 | 14 | 14 | 13 | 17 | 18 | 19 | 17 | 16 | 14 | 14 | 13 | 15 | 17 | 17 | 15 | 12 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | — | W 7 | W 7 | WNW 4 | W 3 | W 4 | W 9 | — | W 8 | W 7 | W 7 | W 7 | — | — | — | — | — | — |
| kJ | 40 | 28 | 10 | 10 | 9 | 9 | — | 4 | 4 | 2 | 1 | 1 | 2 | — | 5 | 10 | 10 | 9 | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | WNW 4 | — | — | — | — | — | — | W 7 | W 7 | W 7 | W 7 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 1 | — | — | — | — | — | — | 4 | 4 | 4 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | W 9 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | WNW 7 | WNW 3 | WNW 4 | W 4 | — | — | W 5 | W 5 | W 4 | W 5 | W 5 | W 7 | W 5 | W 7 | W 7 | W 6 | W 6 | W 6 |
| kJ | — | — | — | — | — | — | 17 | 4 | 4 | 2 | — | — | 8 | 27 | 16 | 18 | 14 | 25 | 34 | 104 | 107 | 92 | 74 | 47 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 197 | 231 | 227 | 227 | 404 | 460 | 465 | 395 | 263 | 355 | 344 | 355 | 462 | 470 | 349 | 300 | 300 | 300 | 88 | 355 | 173 | 452 | 452 | 300 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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