Surf Forecasts:
How big are the waves at Llantwit Major today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 1.5ft (0.4m), 8s period with W swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 2.5ft (0.7m), 6s period with WSW swell.
- Evening surf: Evening surf (10 Sep, local time) - 4.5ft (1.4m), 8s period with W swell.
The current surf forecast for Llantwit Major at 9PM is: 1.4m 8s primary swell from a West direction (forecast issued at 12:00pm September 10). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 1.5ft (0.4m) | 8s |
| Afternoon (10 Sep) | 2.5ft (0.7m) | 6s |
| Evening (10 Sep) | 4.5ft (1.4m) | 8s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Sat night. Very mild (max 19°C on Thu morning, min 14°C on Fri night). Mainly fresh winds. | |||||||||||||||||||||
Thu 10 | Friday 11 | Saturday 12 | |||||||||||||||||||
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 8 | WSW 5 | WSW 6 | W 7 | W 8 | W 9 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 6 | W 7 | W 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 18 | 15 | 53 | 186 | 264 | 256 | 220 | 183 | 148 | 139 | 103 | 101 | 76 | 51 | 49 | 48 | 48 | 84 | 76 | 128 | 139 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on |
High Tide | 7:06PM9.68m | 7:28AM9.61m | 7:46PM10.08m | 8:06AM9.89m | 8:24PM10.19m | ||||||||||||||||
Low Tide | 1:05PM0.89m | 1:29AM0.48m | 1:42PM0.46m | 2:04AM0.20m | 2:16PM0.24m | ||||||||||||||||
 |  | |  |  |  |  |  | | | | | | | | | | | | |  | |
 | 6:39 | — | — | — | — | — | 6:41 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — |
 | — | — | — | 7:40 | — | — | — | — | — | — | — | 7:38 | — | — | — | — | — | — | — | 7:36 | — |
mm | — | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 16 | 19 | 17 | 17 | 17 | 17 | 17 | 16 | 17 | 18 | 17 | 16 | 15 | 14 | 14 | 15 | 16 | 19 | 19 | 18 | 18 |
Feels °C | 12 | 14 | 13 | 13 | 14 | 14 | 16 | 15 | 15 | 16 | 14 | 14 | 14 | 13 | 12 | 12 | 12 | 14 | 15 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | W 8 | W 8 | W 11 | — | W 8 | W 9 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | — | W 8 | — | W 7 |
| kJ | 18 | 4 | 2 | — | 264 | 256 | 220 | 183 | 148 | 139 | 103 | 101 | 76 | 51 | 49 | 48 | 48 | — | 13 | — | 139 |
Swell 2 Height (m) Direction Period (s) | W 12 | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | WSW 5 | WSW 6 | W 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | W 8 | W 6 | W 7 | — |
| kJ | — | 15 | 53 | 186 | — | — | — | — | — | — | — | — | — | — | — | — | — | 84 | 76 | 128 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 238 | 286 | 242 | 300 | 132 | 132 | 39 | 15 | 39 | 40 | 101 | 127 | 40 | 127 | 129 | 142 | 142 | 155 | 349 | 155 | 191 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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