Surf Forecasts:
How big are the waves at Llantwit Major today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 2ft (0.6m), 8s period with W swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 4ft (1.2m), 7s period with W swell.
- Evening surf: Evening surf (12 Sep, local time) - 4.5ft (1.3m), 8s period with W swell.
The current surf forecast for Llantwit Major at 3PM is: 1.2m 7s primary swell from a West direction (forecast issued at 12:00pm September 12). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 2ft (0.6m) | 8s |
| Afternoon (12 Sep) | 4ft (1.2m) | 7s |
| Evening (12 Sep) | 4.5ft (1.3m) | 8s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Sat night. Warm (max 20°C on Mon afternoon, min 16°C on Sat morning). Winds decreasing (fresh winds from the WSW on Sat afternoon, light winds from the SW by Sun night). | |||||||||||||||||||||
Sat 12 | Sunday 13 | Monday 14 | |||||||||||||||||||
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 | W 6 | W 7 | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | W 7 | W 7 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | WSW 9 | W 6 | W 6 | W 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 84 | 94 | 161 | 187 | 193 | 160 | 127 | 100 | 94 | 74 | 62 | 49 | 120 | 92 | 87 | 81 | 79 | 27 | 40 | 29 | 30 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 8:06AM9.89m | 8:24PM10.19m | 8:43AM9.91m | 9:00PM10.03m | 9:18AM9.69m | 9:35PM9.62m | |||||||||||||||
Low Tide | 2:16PM0.24m | 2:35AM0.16m | 2:47PM0.25m | 3:06AM0.33m | 3:19PM0.47m | ||||||||||||||||
 | | | |  | |  |  | |  |  | |  | | | | | | | |  | |
 | 6:43 | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — |
 | — | — | — | 7:36 | — | — | — | — | — | — | — | 7:34 | — | — | — | — | — | — | — | 7:31 | — |
mm | — | — | — | — | — | — | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 18 | 18 | 18 | 18 | 18 | 19 | 20 | 18 |
Feels °C | 12 | 13 | 13 | 14 | 15 | 15 | 15 | 17 | 17 | 16 | 16 | 17 | 17 | 18 | 19 | 19 | 18 | 18 | 19 | 20 | 17 |
Swell 1 Height (m) Direction Period (s) | — | — | — | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | W 7 | W 10 | W 7 | W 10 | W 10 | W 9 | W 9 | W 9 | WSW 9 | W 6 | W 6 | W 6 |
| kJ | — | — | — | 187 | 193 | 160 | 127 | 100 | 94 | 74 | 49 | 49 | 120 | 92 | 87 | 81 | 79 | 26 | 40 | 29 | 30 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | W 10 | WSW 10 | WSW 10 | W 10 | — | W 10 | — | — | — | — | — | — | WSW 9 | WSW 8 | WSW 8 |
| kJ | — | — | — | — | — | — | 49 | 35 | 34 | 49 | — | 48 | — | — | — | — | — | — | 26 | 24 | 14 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 8 | W 6 | W 7 | — | — | — | — | — | — | — | W 7 | — | — | — | — | — | — | W 6 | — | — | — |
| kJ | 84 | 94 | 161 | — | — | — | — | — | — | — | 62 | — | — | — | — | — | — | 27 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 300 | 300 | 349 | 155 | 142 | 142 | 142 | 88 | 58 | 74 | 74 | 28 | 28 | 108 | 60 | 142 | 142 | 60 | 142 | 142 | 129 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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