Surf Forecasts:
How big are the waves at Llanddwyn Island today (19 Jul):
- Afternoon surf: Afternoon surf (19 Jul, local time) - 0.5ft (0.1m), 5s period with SW swell.
- Evening surf: Evening surf (19 Jul, local time) - 0.5ft (0.1m), 11s period with W swell.
The current surf forecast for Llanddwyn Island at 12AM is: 0.1m 11s primary swell from a West direction (forecast issued at 06:00pm July 18). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jul) | - | - |
| Afternoon (19 Jul) | 0.5ft (0.1m) | 5s |
| Evening (19 Jul) | 0.5ft (0.1m) | 11s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sun afternoon, min 12°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | |||||||||||||||||
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 5 | S 5 | W 11 | W 11 | W 11 | NNW 5 | NNW 5 | NW 3 | NW 3 | NW 3 | NNW 3 | NNW 3 | N 4 | NNW 4 | NNW 5 | NNW 3 | NW 3 | NNW 3 | NNW 3 |
Wave Graph  | |||||||||||||||||||
 kJ | 1 | 1 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 1:12AM4.25m | 1:45PM3.57m | 2:00AM3.97m | 2:34PM3.37m | |||||||||||||||
Low Tide | 7:35PM0.30m | 8:10AM0.10m | 8:19PM0.55m | 8:56AM0.43m | 9:06PM0.83m | ||||||||||||||
 | |  | |  | |  | | | |  | | | | | | | | | |
 | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — |
 | — | 9:34 | — | — | — | — | — | — | — | 9:31 | — | — | — | — | — | — | — | 9:30 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 15 | 15 | 14 | 14 | 15 | 16 | 17 | 18 | 16 | 15 | 13 | 12 | 14 | 15 | 16 | 16 | 15 |
Feels °C | 14 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 15 | 16 | 14 | 13 | 11 | 11 | 11 | 12 | 12 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 5 | S 5 | W 11 | W 11 | NW 5 | NNW 5 | — | — | — | — | — | — | NNW 4 | NNW 4 | — | — | — | — | — |
| kJ | 1 | 1 | 2 | 2 | 6 | 4 | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | S 5 | — | W 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 1 | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 4 | NNW 4 | NNW 6 | NNW 5 | — | — | NNW 5 | NW 3 | NW 3 | NW 3 | NNW 3 | NNW 3 | N 4 | — | NNW 5 | NNW 3 | NW 3 | NNW 3 | NNW 3 |
| kJ | 19 | 11 | 10 | 5 | — | — | 2 | 2 | 2 | 2 | 3 | 2 | 3 | — | 5 | 3 | 5 | 4 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 286 | 286 | 286 | 223 | 286 | 292 | 286 | 286 | 286 | 286 | 273 | 273 | 273 | 273 | 286 | 286 | 1078 | 331 | 273 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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