Surf Forecasts:
How big are the waves at Llanddwyn Island today (13 Oct):
- Morning surf: Morning surf (13 Oct, local time) - 6ft (1.9m), 8s period with WSW swell.
- Afternoon surf: Afternoon surf (13 Oct, local time) - 6ft (1.8m), 6s period with WSW swell.
- Evening surf: Evening surf (13 Oct, local time) - 4ft (1.2m), 9s period with SW swell.
The current surf forecast for Llanddwyn Island at 12AM is: 1.7m 6s primary swell from a Southwest direction and 0.3m 11s secondary swell from a West-southwest direction (forecast issued at 06:00pm October 12). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Oct) | 6ft (1.9m) | 8s |
| Afternoon (13 Oct) | 6ft (1.8m) | 6s |
| Evening (13 Oct) | 4ft (1.2m) | 9s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Mon night. Very mild (max 17°C on Mon night, min 13°C on Tue night). Winds increasing (light winds from the SW on Tue night, strong winds from the SSW by Wed night). | |||||||||||||||||||
Mon 12 | Tuesday 13 | Wednesday 14 | |||||||||||||||||
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) | WSW 11 | SW 11 | SSW 6 | SW 6 | SW 7 | SW 8 | WSW 7 | WSW 6 | WSW 6 | WSW 7 | SW 9 | SW 9 | SW 10 | SW 4 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 81 | 119 | 148 | 245 | 500 | 453 | 362 | 270 | 239 | 235 | 237 | 203 | 157 | 64 | 185 | 316 | 449 | 550 | 550 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 11:03PM4.16m | 11:19AM4.04m | 11:38PM3.96m | 11:52AM3.88m | |||||||||||||||
Low Tide | 5:34PM0.11m | 5:53AM0.22m | 6:09PM0.26m | 6:27AM0.48m | 6:45PM0.47m | ||||||||||||||
 |  |  | | |  |  | | | |  | | | |  | | | | | |
 | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:41 | — | — | — | — | — |
 | 6:30 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:24 | — | — |
mm | — | — | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 16 | 17 | 17 | 14 | 14 | 14 | 15 | 14 | 13 | 13 | 13 | 13 | 14 | 15 | 15 | 15 | 15 |
Feels °C | 12 | 11 | 12 | 12 | 11 | 10 | 8 | 7 | 8 | 8 | 8 | 10 | 9 | 8 | 7 | 8 | 8 | 8 | 8 |
Swell 1 Height (m) Direction Period (s) | WSW 11 | SW 11 | WSW 11 | — | — | — | — | — | — | — | SW 9 | SW 9 | WNW 4 | NW 4 | NW 4 | — | — | — | — |
| kJ | 81 | 119 | 22 | — | — | — | — | — | — | — | 237 | 203 | 7 | 3 | 1 | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | NW 5 | NW 4 | NW 4 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 11 | 3 | 1 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 4 | SSW 5 | SSW 6 | SW 6 | SW 7 | SW 8 | WSW 7 | WSW 6 | WSW 6 | WSW 7 | WNW 5 | — | SW 10 | SW 4 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 |
| kJ | 52 | 83 | 148 | 245 | 500 | 453 | 362 | 270 | 239 | 235 | 19 | — | 157 | 64 | 185 | 316 | 449 | 550 | 550 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 216 | 95 | 95 | 342 | 434 | 496 | 287 | 449 | 532 | 159 | 159 | 95 | 76 | 76 | 239 | 418 | 418 | 239 | 239 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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