Surf Forecasts:
How big are the waves at Llantwit Major today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 4ft (1.2m), 10s period with W swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 3.5ft (1.1m), 10s period with W swell.
- Evening surf: Evening surf (16 Sep, local time) - 3ft (0.9m), 6s period with W swell.
The current surf forecast for Llantwit Major at 1AM is: 1.0m 7s primary swell from a West direction (forecast issued at 06:00pm September 15). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 4ft (1.2m) | 10s |
| Afternoon (16 Sep) | 3.5ft (1.1m) | 10s |
| Evening (16 Sep) | 3ft (0.9m) | 6s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Wed night. Very mild (max 17°C on Fri morning, min 13°C on Tue night). Winds increasing (light winds from the NW on Tue night, fresh winds from the WSW by Wed night). | |||||||||||||||||||
Tue 15 | Wednesday 16 | Thursday 17 | |||||||||||||||||
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 8 | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 6 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 179 | 131 | 113 | 99 | 138 | 211 | 271 | 242 | 208 | 75 | 52 | 52 | 106 | 179 | 235 | 243 | 236 | 194 | 158 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:09PM9.03m | 10:25AM8.68m | 10:43PM8.32m | 10:59AM8.00m | |||||||||||||||
Low Tide | 3:50PM0.88m | 4:06AM1.21m | 4:22PM1.42m | 4:38AM1.82m | 4:57PM2.07m | ||||||||||||||
 | |  | | |  |  | | | |  | | |  |  | | | | | |
 | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — |
 | — | 7:29 | — | — | — | — | — | — | — | 7:27 | — | — | — | — | — | — | — | 7:24 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — |
Temp °C | 16 | 16 | 15 | 14 | 13 | 13 | 14 | 15 | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 15 | 15 | 15 |
Feels °C | 10 | 12 | 12 | 11 | 10 | 10 | 10 | 11 | 11 | 10 | 11 | 9 | 9 | 9 | 11 | 9 | 9 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | — | — | W 7 | W 7 | W 8 | W 9 | W 10 | W 10 | — | W 10 | W 6 | W 10 | — | — | — | — | — | — | — |
| kJ | — | — | 113 | 99 | 138 | 211 | 271 | 242 | — | 75 | 39 | 52 | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | W 10 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 52 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 7 | W 7 | W 7 | — | — | — | — | W 10 | W 10 | W 6 | — | W 6 | W 6 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 |
| kJ | 179 | 131 | 73 | — | — | — | — | 159 | 208 | 68 | — | 38 | 106 | 179 | 235 | 243 | 236 | 194 | 158 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 349 | 1305 | 88 | 9 | 40 | 39 | 39 | 88 | 133 | 161 | 300 | 300 | 300 | 300 | 427 | 616 | 349 | 349 | 349 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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