Surf Forecasts:
How big are the waves at Llantwit Major today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 3.5ft (1.1m), 7s period with W swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 4.5ft (1.4m), 7s period with W swell.
- Evening surf: Evening surf (15 Sep, local time) - 3.5ft (1.1m), 7s period with W swell.
The current surf forecast for Llantwit Major at 7AM is: 0.9m 6s primary swell from a West direction and 0.1m 11s secondary swell from a West direction (forecast issued at 12:00am September 15). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 3.5ft (1.1m) | 7s |
| Afternoon (15 Sep) | 4.5ft (1.4m) | 7s |
| Evening (15 Sep) | 3.5ft (1.1m) | 7s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Thu morning. Very mild (max 18°C on Mon night, min 13°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||||||||||||
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 6 | W 6 | W 6 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 8 | W 7 | W 10 | W 10 | W 10 | W 10 | W 10 | W 6 | W 6 | W 6 | W 7 | W 7 | W 7 | W 7 | W 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 24 | 35 | 68 | 138 | 162 | 179 | 127 | 110 | 93 | 156 | 89 | 318 | 282 | 296 | 75 | 52 | 38 | 52 | 137 | 223 | 236 | 206 | 177 | 142 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:52AM9.26m | 10:09PM9.03m | 10:25AM8.68m | 10:43PM8.32m | 10:59AM8.00m | |||||||||||||||||||
Low Tide | 3:36AM0.70m | 3:50PM0.88m | 4:06AM1.21m | 4:22PM1.42m | 4:38AM1.82m | 4:57PM2.07m | ||||||||||||||||||
 | |  |  | | | |  | | |  | | | |  |  | | | |  | | | | | |
 | — | 6:47 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:29 | — | — | — | — | — | — | — | 7:27 | — | — | — | — | — | — | — | 7:24 | — |
mm | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 3 | — | — | — | — |
Temp °C | 17 | 17 | 16 | 17 | 17 | 16 | 16 | 16 | 14 | 13 | 13 | 14 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 15 | 15 | 15 |
Feels °C | 15 | 14 | 13 | 13 | 11 | 10 | 11 | 13 | 10 | 9 | 9 | 10 | 12 | 9 | 10 | 11 | 9 | 9 | 9 | 12 | 10 | 9 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | W 6 | W 6 | W 11 | W 11 | — | — | — | W 7 | W 7 | W 8 | W 7 | W 10 | — | — | W 10 | W 6 | W 6 | W 10 | — | — | — | — | — | — |
| kJ | 24 | 35 | 2 | 2 | — | — | — | 110 | 93 | 156 | 89 | 318 | — | — | 75 | 45 | 38 | 31 | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | WSW 8 | W 8 | — | — | — | — | — | — | — | — | W 9 | — | — | — | — | W 10 | WSW 10 | — | — | — | — | — | — | — |
| kJ | 13 | 12 | — | — | — | — | — | — | — | — | 78 | — | — | — | — | 52 | 34 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | W 6 | W 7 | W 7 | W 7 | W 7 | — | — | W 8 | — | W 7 | W 10 | W 10 | W 6 | — | — | W 6 | W 6 | W 7 | W 7 | W 7 | W 7 | W 7 |
| kJ | — | — | 68 | 138 | 162 | 179 | 127 | — | — | 102 | — | 57 | 282 | 296 | 60 | — | — | 52 | 137 | 223 | 236 | 206 | 177 | 142 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 191 | 142 | 173 | 349 | 396 | 349 | 887 | 39 | 39 | 133 | 40 | 48 | 133 | 140 | 184 | 300 | 300 | 300 | 300 | 424 | 616 | 616 | 349 | 88 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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