Surf Forecasts:
How big are the waves at Llanddwyn Island today (17 Oct):
- Morning surf: Morning surf (17 Oct, local time) - 1.5ft (0.5m), 5s period with NW swell.
- Afternoon surf: Afternoon surf (17 Oct, local time) - 1ft (0.3m), 4s period with NW swell.
- Evening surf: Evening surf (17 Oct, local time) - 0.5ft (0.1m), 7s period with SW swell.
The current surf forecast for Llanddwyn Island at 1AM is: 0.3m 7s primary swell from a Southwest direction and 0.1m 12s secondary swell from a Southwest direction (forecast issued at 06:00pm October 16). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | 1.5ft (0.5m) | 5s |
| Afternoon (17 Oct) | 1ft (0.3m) | 4s |
| Evening (17 Oct) | 0.5ft (0.1m) | 7s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 12°C on Fri afternoon, min 8°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Fri 16 | Saturday 17 | Sunday 18 | |||||||||||||||||
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) | WNW 5 | NW 5 | SW 7 | SW 7 | SW 7 | WSW 7 | NW 5 | W 11 | NW 4 | SW 7 | W 11 | W 11 | W 11 | W 10 | W 6 | W 10 | W 6 | W 8 | W 6 |
Wave Graph  | |||||||||||||||||||
 kJ | 39 | 37 | 14 | 7 | 7 | 5 | 12 | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 2 | 1 | 1 | 1 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | glassy | cross-off | cross-off | off | cross-off | off | off | cross-off |
High Tide | 1:06PM3.39m | 1:35AM3.06m | 1:53PM3.11m | 2:35AM2.77m | 3:07PM2.89m | ||||||||||||||
Low Tide | 8:04PM1.03m | 8:20AM1.33m | 8:56PM1.30m | 9:14AM1.54m | |||||||||||||||
 |  | | | | | |  | | | | | | | | | | | | |
 | — | — | — | — | — | 7:46 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — |
 | 6:20 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 12 | 11 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 8 | 9 | 11 | 11 | 10 | 10 |
Feels °C | 6 | 7 | 7 | 6 | 6 | 8 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 5 | 7 | 8 | 7 | 6 | 7 |
Swell 1 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | WSW 7 | NW 5 | NW 5 | NW 4 | NW 4 | NW 4 | SW 6 | SW 6 | SW 6 | W 6 | W 6 | W 6 | W 6 | W 6 |
| kJ | 13 | 12 | 11 | 7 | 7 | 4 | 12 | 6 | 3 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 12 | WSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | — | — | W 10 | — | W 10 | — | W 8 | — |
| kJ | 14 | 14 | 14 | 6 | 5 | 5 | 4 | 2 | 2 | 2 | 2 | — | — | 2 | — | 2 | — | 1 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | W 12 | W 11 | W 11 | — | W 11 | W 11 | W 11 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 3 | 2 | 2 | — | 2 | 2 | 2 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 5 | NW 5 | NNW 5 | NNW 5 | NNW 5 | NNW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 39 | 37 | 44 | 46 | 37 | 18 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 339 | 159 | 162 | 162 | 62 | 162 | 162 | 151 | 162 | 151 | 150 | 151 | 151 | 162 | 162 | 267 | 267 | 267 | 255 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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