Surf Forecasts:
How big are the waves at Llanddwyn Island today (01 Sep):
- Morning surf: Morning surf (01 Sep, local time) - 2.5ft (0.8m), 4s period with SW swell.
- Afternoon surf: Afternoon surf (01 Sep, local time) - 3.5ft (1.0m), 5s period with SW swell.
- Evening surf: Evening surf (01 Sep, local time) - 3.5ft (1.0m), 5s period with SW swell.
The current surf forecast for Llanddwyn Island at 12AM is: 0.5m 8s primary swell from a Southwest direction and 0.4m 4s secondary swell from a Northwest direction (forecast issued at 06:00pm August 31). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Sep) | 2.5ft (0.8m) | 4s |
| Afternoon (01 Sep) | 3.5ft (1.0m) | 5s |
| Evening (01 Sep) | 3.5ft (1.0m) | 5s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Tue night. Very mild (max 19°C on Thu morning, min 14°C on Mon night). Winds increasing (light winds from the W on Mon night, fresh winds from the S by Wed morning). | |||||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | |||||||||||||||||
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) | SW 8 | SW 8 | SW 8 | SW 8 | SW 7 | SW 6 | SW 4 | SW 4 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SSW 4 | SSW 5 | SW 6 | SW 6 | SW 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 72 | 55 | 31 | 28 | 26 | 27 | 18 | 32 | 49 | 55 | 50 | 30 | 23 | 19 | 30 | 103 | 137 | 146 | 155 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 00:03AM4.23m | 12:23PM3.87m | 00:40AM4.07m | 1:01PM3.73m | |||||||||||||||
Low Tide | 6:37PM0.27m | 7:03AM0.19m | 7:16PM0.42m | 7:43AM0.43m | 7:59PM0.63m | ||||||||||||||
 | |  |  | |  | | | |  |  |  | | |  | |  | | | |
 | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — |
 | — | 8:09 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:05 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 2 | — | — | — | 1 | 1 | — | — | — |
Temp °C | 16 | 16 | 16 | 15 | 15 | 14 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 18 | 17 | 17 |
Feels °C | 12 | 13 | 14 | 13 | 12 | 11 | 12 | 11 | 12 | 12 | 15 | 15 | 15 | 14 | 12 | 11 | 15 | 14 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 8 | NW 4 | NW 4 | NW 4 | — | — | — | — | SW 5 | SW 5 | W 16 | W 16 | W 16 | — | — | — |
| kJ | 72 | 55 | 31 | 28 | 2 | 2 | 1 | — | — | — | — | 30 | 23 | 5 | 5 | 5 | — | — | — |
Swell 2 Height (m) Direction Period (s) | NW 5 | NW 5 | NW 4 | — | SW 8 | SW 8 | — | — | — | — | — | — | W 16 | — | — | — | — | — | — |
| kJ | 25 | 13 | 4 | — | 10 | 2 | — | — | — | — | — | — | 5 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 5 | — | NW 4 | NW 4 | SW 7 | SW 6 | SW 4 | SW 4 | SW 5 | SW 5 | SW 5 | — | — | SW 5 | SSW 4 | SSW 5 | SW 6 | SW 6 | SW 7 |
| kJ | 20 | — | 4 | 4 | 26 | 27 | 18 | 32 | 49 | 55 | 50 | — | — | 19 | 30 | 103 | 137 | 146 | 155 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 35 | 35 | 35 | 35 | 164 | 164 | 275 | 334 | 305 | 284 | 272 | 267 | 267 | 267 | 279 | 270 | 299 | 291 | 291 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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