Surf Forecasts:
How big are the waves at Llantwit Major today (31 Aug):
- Afternoon surf: Afternoon surf (31 Aug, local time) - 5ft (1.5m), 10s period with W swell.
- Evening surf: Evening surf (31 Aug, local time) - 4ft (1.2m), 10s period with W swell.
The current surf forecast for Llantwit Major at 11PM is: 1.2m 10s primary swell from a West direction (forecast issued at 06:00pm August 31). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | - | - |
| Afternoon (31 Aug) | 5ft (1.5m) | 10s |
| Evening (31 Aug) | 4ft (1.2m) | 10s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Wed morning. Very mild (max 19°C on Wed afternoon, min 15°C on Mon night). Mainly fresh winds. | |||||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | |||||||||||||||||
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 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 5 | W 8 | W 5 | W 6 | W 6 | W 6 | W 6 | W 7 | W 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 424 | 369 | 268 | 225 | 148 | 104 | 78 | 76 | 74 | 52 | 12 | 21 | 13 | 17 | 16 | 24 | 78 | 146 | 131 |
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 | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | on | cross-on | cross-on |
High Tide | 9:39PM9.80m | 9:58AM9.49m | 10:17PM9.49m | 10:37AM9.12m | |||||||||||||||
Low Tide | 3:20PM0.49m | 3:39AM0.52m | 3:52PM0.66m | 4:12AM0.82m | 4:28PM1.02m | ||||||||||||||
 |  |  |  |  | | | | | | | | | |  | | | | | |
 | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | 8:02 | — | — | — | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 7:59 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — |
Temp °C | 17 | 17 | 16 | 16 | 15 | 15 | 17 | 18 | 17 | 17 | 17 | 16 | 16 | 15 | 16 | 17 | 19 | 18 | 17 |
Feels °C | 11 | 12 | 12 | 14 | 13 | 13 | 14 | 14 | 13 | 14 | 15 | 13 | 14 | 13 | 15 | 16 | 16 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | — | — | W 10 | W 10 | W 10 | W 9 | W 9 | — | W 9 | — | W 5 | W 5 | W 5 | W 6 | W 6 | W 6 | — | — | — |
| kJ | — | — | 268 | 225 | 148 | 104 | 78 | — | 14 | — | 12 | 12 | 13 | 17 | 16 | 24 | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 12 | 21 | 5 | 5 | 5 | 1 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | W 6 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 10 | W 10 | — | — | — | — | — | W 9 | W 9 | W 9 | — | — | — | — | — | SSW 2 | W 6 | W 7 | W 7 |
| kJ | 424 | 369 | — | — | — | — | — | 76 | 74 | 52 | — | — | — | — | — | 1 | 78 | 146 | 131 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 173 | 90 | 129 | 74 | 40 | 88 | 118 | 191 | 155 | 129 | 129 | 108 | 108 | 191 | 300 | 471 | 401 | 142 | 142 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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