Surf Forecasts:
How big are the waves at Llantwit Major today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 0.5ft (0.1m), 12s period with W swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 0.5ft (0.1m), 11s period with W swell.
- Evening surf: Evening surf (20 Jul, local time) - 1.5ft (0.4m), 3s period with NW swell.
The current surf forecast for Llantwit Major at 6PM is: 0.1m 11s primary swell from a West direction and 0.1m 8s secondary swell from a West direction, 0.2m 3s secondary swell from a West-northwest direction (forecast issued at 12:00pm July 20). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 0.5ft (0.1m) | 12s |
| Afternoon (20 Jul) | 0.5ft (0.1m) | 11s |
| Evening (20 Jul) | 1.5ft (0.4m) | 3s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 24°C on Tue afternoon, min 14°C on Mon night). Wind will be generally light. | |||||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||||
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 12 | W 11 | W 11 | W 11 | NW 3 | NW 4 | NW 4 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | NW 4 | W 10 | W 10 | W 10 | W 9 | W 9 | WNW 4 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3 | 2 | 2 | 2 | 2 | 4 | 5 | 2 | 2 | 2 | 2 | 8 | 8 | 8 | 4 | 7 | 7 | 7 | 7 | 2 | 3 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | on | cross-on | cross | cross | cross-off | off | cross-off | cross-off | on | cross-on | cross-on | cross | glassy | cross-off | cross-off | glassy | on | cross-on | cross-on | cross |
High Tide | 11:44AM8.32m | 00:05AM8.28m | 12:30PM7.73m | 00:54AM7.60m | 1:22PM7.18m | ||||||||||||||||
Low Tide | 5:48PM1.67m | 6:16AM1.89m | 6:34PM2.20m | 7:02AM2.43m | 7:25PM2.69m | ||||||||||||||||
 | | | |  | | | | | | | | | | | |  |  | | |  | |
 | 5:20 | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — |
 | — | — | — | 9:19 | — | — | — | — | — | — | — | 9:17 | — | — | — | — | — | — | — | 9:15 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 21 | 22 | 22 | 20 | 19 | 15 | 14 | 18 | 23 | 24 | 24 | 22 | 19 | 16 | 14 | 17 | 21 | 22 | 23 | 22 |
Feels °C | 17 | 18 | 17 | 18 | 18 | 18 | 12 | 11 | 15 | 22 | 21 | 20 | 20 | 19 | 15 | 13 | 17 | 20 | 19 | 19 | 21 |
Swell 1 Height (m) Direction Period (s) | NW 4 | W 9 | W 8 | W 8 | W 8 | NW 4 | NW 4 | WNW 4 | NNW 4 | W 10 | W 10 | W 10 | W 10 | WNW 4 | NW 4 | NW 4 | WNW 4 | NW 4 | NW 4 | W 9 | WNW 4 |
| kJ | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 2 | 2 | 2 | 2 | 8 | 8 | 1 | 4 | 3 | 2 | 1 | 1 | 2 | 3 |
Swell 2 Height (m) Direction Period (s) | W 9 | — | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | NW 4 | NW 4 | W 8 | — | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | — | W 9 |
| kJ | 2 | — | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | — | 8 | 2 | 7 | 7 | 7 | 7 | — | 2 |
Swell 3 Height (m) Direction Period (s) | W 12 | W 11 | — | — | — | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 2 | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | NW 2 | NW 3 | — | — | — | — | — | — | NW 2 | NW 3 | — | — | — | — | — | — | NW 4 | — |
| kJ | — | — | — | 1 | 2 | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | 1 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 211 | 211 | 885 | 434 | 367 | 367 | 94 | 94 | 94 | 396 | 196 | 878 | 214 | 214 | 100 | 214 | 363 | 395 | 393 | 374 | 367 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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