Surf Forecasts:
How big are the waves at Llanddwyn Island today (10 Aug):
- Morning surf: Morning surf (10 Aug, local time) - 1.5ft (0.4m), 5s period with SW swell.
- Afternoon surf: Afternoon surf (10 Aug, local time) - 1ft (0.3m), 6s period with SW swell.
- Evening surf: Evening surf (10 Aug, local time) - 1ft (0.3m), 6s period with SW swell.
The current surf forecast for Llanddwyn Island at 1AM is: 0.4m 4s primary swell from a Southwest direction and 0.1m 12s secondary swell from a West direction (forecast issued at 06:00pm August 09). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Aug) | 1.5ft (0.4m) | 5s |
| Afternoon (10 Aug) | 1ft (0.3m) | 6s |
| Evening (10 Aug) | 1ft (0.3m) | 6s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 24°C on Wed morning, min 13°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Sun 9 | Monday 10 | Tuesday 11 | |||||||||||||||||
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 | SW 4 | SW 4 | SW 4 | SW 4 | SW 5 | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 |
Wave Graph  | |||||||||||||||||||
 kJ | 3 | 4 | 6 | 7 | 7 | 3 | 7 | 5 | 5 | 5 | 6 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-on | on | on | on | cross |
High Tide | 7:10PM3.38m | 7:48AM3.43m | 8:14PM3.71m | 8:49AM3.66m | 9:07PM4.05m | ||||||||||||||
Low Tide | 1:38PM0.97m | 2:14AM0.73m | 2:42PM0.68m | 3:13AM0.33m | 3:34PM0.38m | ||||||||||||||
 |  |  |  |  |  | | | | | | | | | | | | | | |
 | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | 8:58 | — | — | — | — | — | — | — | 8:55 | — | — | — | — | — | — | — | 8:53 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 18 | 15 | 14 | 13 | 13 | 15 | 16 | 16 | 17 | 15 | 15 | 16 | 16 | 19 | 22 | 23 | 22 | 20 |
Feels °C | 17 | 17 | 14 | 12 | 12 | 11 | 13 | 13 | 13 | 14 | 12 | 12 | 14 | 14 | 17 | 19 | 20 | 21 | 19 |
Swell 1 Height (m) Direction Period (s) | W 12 | SW 6 | SW 4 | SW 4 | SW 4 | SW 5 | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | — |
| kJ | 3 | 1 | 6 | 7 | 7 | 3 | 7 | 5 | 5 | 5 | 6 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | — |
Swell 2 Height (m) Direction Period (s) | — | W 12 | SW 6 | W 12 | — | W 8 | — | — | — | — | — | — | — | — | — | — | — | — | SW 6 |
| kJ | — | 3 | 2 | 3 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 3 | SW 4 | — | — | NNW 3 | NNW 3 | NNW 3 | NNW 3 | NW 3 | NNW 3 | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 4 | — | — | 2 | 1 | 1 | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1138 | 1070 | 299 | 272 | 272 | 237 | 272 | 304 | 296 | 295 | 267 | 267 | 278 | 278 | 286 | 318 | 326 | 292 | 286 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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