Surf Forecasts:
How big are the waves at Llantwit Major today (10 Aug):
- Morning surf: Morning surf (10 Aug, local time) - 2ft (0.6m), 5s period with W swell.
- Afternoon surf: Afternoon surf (10 Aug, local time) - 1.5ft (0.5m), 6s period with W swell.
- Evening surf: Evening surf (10 Aug, local time) - 1ft (0.3m), 5s period with W swell.
The current surf forecast for Llantwit Major at 12PM is: 0.5m 6s primary swell from a West direction and 0.1m 8s secondary swell from a West direction (forecast issued at 06:00am August 10). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Aug) | 2ft (0.6m) | 5s |
| Afternoon (10 Aug) | 1.5ft (0.5m) | 6s |
| Evening (10 Aug) | 1ft (0.3m) | 5s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 33°C on Wed afternoon, min 14°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||
Monday 10 | Tuesday 11 | Wednesday 12 | |||||||||||||||||||||
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 4 | W 5 | W 5 | W 6 | W 6 | W 5 | W 5 | W 5 | W 4 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 12 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | W 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 5 | 12 | 21 | 15 | 9 | 8 | 5 | 2 | 2 | 5 | 5 | 5 | 5 | 4 | 4 | 10 | 24 | 39 | 34 | 33 | 31 | 29 | 44 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | glassy | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | glassy |
High Tide | 5:05AM7.83m | 5:37PM8.28m | 6:07AM8.48m | 6:33PM9.03m | 7:00AM9.11m | 7:22PM9.68m | |||||||||||||||||
Low Tide | 11:21AM2.18m | 00:00AM1.76m | 12:27PM1.56m | 00:59AM1.09m | 1:18PM0.96m | ||||||||||||||||||
 |  |  | | | | | | | | | | | | | | | | | | | | | |
 | 5:50 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:43 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 17 | 19 | 20 | 21 | 20 | 19 | 16 | 14 | 19 | 25 | 28 | 26 | 22 | 20 | 18 | 17 | 21 | 27 | 33 | 32 | 26 |
Feels °C | 16 | 16 | 18 | 18 | 18 | 19 | 19 | 17 | 12 | 12 | 17 | 23 | 24 | 21 | 20 | 16 | 14 | 14 | 18 | 24 | 29 | 28 | 25 |
Swell 1 Height (m) Direction Period (s) | W 4 | W 5 | W 5 | W 6 | W 6 | W 5 | W 5 | W 5 | W 4 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 12 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | W 9 |
| kJ | 5 | 12 | 21 | 15 | 9 | 8 | 5 | 2 | 2 | 5 | 5 | 5 | 5 | 4 | 4 | 10 | 24 | 39 | 34 | 33 | 31 | 29 | 44 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 8 | — | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 4 | W 10 | W 10 | W 10 | W 10 | W 12 | W 8 | — | — | — | — | — | — | — |
| kJ | 1 | 1 | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 4 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | W 6 | W 7 | W 10 | W 7 | — | — | W 13 | W 9 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 1 | 1 | 2 | 1 | — | — | 3 | 2 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 2 | SSE 2 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 214 | 94 | 194 | 214 | 195 | 348 | 143 | 143 | 211 | 311 | 356 | 448 | 436 | 385 | 134 | 59 | 55 | 55 | 55 | 55 | 51 | 60 | 21 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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