Surf Forecasts:
How big are the waves at Llantwit Major today (20 Oct):
- Afternoon surf: Afternoon surf (20 Oct, local time) - 1.5ft (0.5m), 12s period with W swell.
- Evening surf: Evening surf (20 Oct, local time) - 1.5ft (0.4m), 12s period with WSW swell.
The current surf forecast for Llantwit Major at 10PM is: 0.4m 12s primary swell from a West-southwest direction (forecast issued at 06:00pm October 20). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | - | - |
| Afternoon (20 Oct) | 1.5ft (0.5m) | 12s |
| Evening (20 Oct) | 1.5ft (0.4m) | 12s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 43mm), heaviest during Tue night. Very mild (max 13°C on Thu morning, min 8°C on Fri morning). Winds increasing (calm on Tue night, gales from the WNW by Fri morning). | |||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | |||||||||||||||||
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 12 | WSW 12 | WSW 8 | WSW 7 | W 9 | W 11 | W 10 | W 10 | W 9 | W 9 | W 9 | W 8 | W 8 | W 10 | W 10 | W 10 | W 11 | W 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 73 | 48 | 47 | 21 | 76 | 1279 | 2597 | 2130 | 1849 | 1148 | 691 | 421 | 305 | 247 | 434 | 386 | 296 | 223 | 188 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | glassy | cross-on | cross | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | cross | cross-on | cross |
High Tide | 2:43PM6.36m | 3:30AM6.35m | 4:01PM6.82m | 4:33AM6.97m | 4:54PM7.52m | ||||||||||||||
Low Tide | 9:19PM3.33m | 9:48AM3.21m | 10:26PM2.80m | 10:46AM2.63m | |||||||||||||||
 |  | |  |  | |  |  |  |  | | | | | | | | | | |
 | — | — | — | — | — | 7:47 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — |
 | 6:10 | — | — | — | — | — | — | — | 6:08 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | — | — | — | 1 | 6 | 5 | 1 | — | 1 | 1 | 2 | 2 | 1 | — | — | — | — | 4 | 3 |
Temp °C | 10 | 11 | 10 | 11 | 11 | 10 | 9 | 11 | 12 | 11 | 10 | 12 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |
Feels °C | 8 | 9 | 6 | 7 | 10 | 0 | -1 | -1 | 1 | 3 | 4 | 3 | 4 | 6 | 8 | 9 | 8 | 7 | 5 |
Swell 1 Height (m) Direction Period (s) | W 12 | WSW 12 | WSW 12 | WSW 8 | W 11 | — | — | — | — | — | — | W 9 | — | WSW 10 | W 10 | W 10 | W 10 | W 11 | W 11 |
| kJ | 73 | 48 | 47 | 21 | 10 | — | — | — | — | — | — | 421 | — | 139 | 434 | 386 | 296 | 223 | 188 |
Swell 2 Height (m) Direction Period (s) | W 9 | W 12 | — | W 11 | — | — | — | — | — | — | — | — | — | — | W 11 | WSW 11 | WSW 11 | — | — |
| kJ | 6 | 11 | — | 9 | — | — | — | — | — | — | — | — | — | — | 58 | 42 | 41 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | S 2 | WSW 7 | W 9 | W 11 | W 10 | W 10 | W 9 | W 9 | — | W 8 | W 8 | — | — | — | SSE 3 | SSE 3 |
| kJ | — | — | — | 1 | 76 | 1279 | 2597 | 2130 | 1849 | 1148 | 691 | — | 305 | 247 | — | — | — | 2 | 5 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 19 | 21 | 238 | 84 | 0 | 379 | 394 | 394 | 379 | 393 | 316 | 316 | 90 | 90 | 90 | 74 | 108 | 454 | 326 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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