Surf Forecasts:
How big are the waves at Llantwit Major today (12 Aug):
- Morning surf: Morning surf (12 Aug, local time) - 1.5ft (0.4m), 10s period with WSW swell.
- Afternoon surf: Afternoon surf (12 Aug, local time) - 1.5ft (0.4m), 10s period with WSW swell.
- Evening surf: Evening surf (12 Aug, local time) - 1.5ft (0.5m), 9s period with W swell.
The current surf forecast for Llantwit Major at 9AM is: 0.4m 10s primary swell from a West-southwest direction (forecast issued at 12:00am August 12). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Aug) | 1.5ft (0.4m) | 10s |
| Afternoon (12 Aug) | 1.5ft (0.4m) | 10s |
| Evening (12 Aug) | 1.5ft (0.5m) | 9s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 33°C on Wed afternoon, min 17°C on Tue night). Winds increasing (calm on Wed night, fresh winds from the W by Thu afternoon). | ||||||||||||||||||||||||
Wednesday 12 | Thursday 13 | Friday 14 | ||||||||||||||||||||||
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 12 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | W 9 | W 9 | W 9 | W 10 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | WSW 9 | W 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 10 | 24 | 39 | 34 | 33 | 32 | 29 | 44 | 44 | 45 | 47 | 83 | 82 | 74 | 156 | 71 | 70 | 68 | 64 | 60 | 41 | 40 | 26 | 35 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 7:00AM9.11m | 7:22PM9.68m | 7:46AM9.59m | 8:07PM10.11m | 8:29AM9.85m | 8:49PM10.26m | ||||||||||||||||||
Low Tide | 00:59AM1.09m | 1:18PM0.96m | 1:46AM0.55m | 2:02PM0.52m | 2:28AM0.21m | 2:41PM0.28m | ||||||||||||||||||
 | |  | | | | | | | | | |  | | |  | | | | | |  | | | |
 | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:43 | — | — | — | — | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:38 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 17 | 17 | 21 | 28 | 33 | 32 | 27 | 25 | 23 | 22 | 25 | 27 | 25 | 22 | 19 | 18 | 18 | 17 | 19 | 22 | 21 | 21 | 19 |
Feels °C | 16 | 14 | 14 | 17 | 25 | 29 | 29 | 26 | 25 | 23 | 22 | 24 | 24 | 21 | 19 | 18 | 17 | 18 | 17 | 18 | 20 | 19 | 19 | 17 |
Swell 1 Height (m) Direction Period (s) | W 12 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | W 9 | W 9 | W 9 | W 10 | W 11 | W 11 | W 10 | — | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | WSW 9 | W 8 |
| kJ | 10 | 24 | 39 | 34 | 33 | 32 | 29 | 44 | 44 | 45 | 47 | 83 | 82 | 74 | — | 71 | 70 | 68 | 64 | 60 | 41 | 40 | 26 | 35 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 2 | W 10 | W 4 | WNW 4 | W 4 | W 4 | — | W 5 | WNW 5 | WNW 5 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 156 | 11 | 5 | 2 | 2 | — | 7 | 7 | 7 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 59 | 55 | 55 | 55 | 55 | 60 | 58 | 39 | 19 | 9 | 9 | 0 | 101 | 349 | 349 | 39 | 39 | 40 | 43 | 39 | 95 | 65 | 58 | 39 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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