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Llanddwyn Island Surf Forecast
/ Wales – Anglesy (10 surf breaks) /
Surf Forecasts:
Llanddwyn Island surfForecast / Wales – Anglesy / UK
48hr Weather and Surf, issued 12 am Friday 08 May 2026 BSTForecast update in hr min s Forecast update imminent
Llanddwyn Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llanddwyn Island sea temperature is
11.3° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Llanddwyn Island today?
The current surf forecast for Llanddwyn Island at 5AM is: 0.4m 4s primary swell from a Southwest direction and 0.1m 8s secondary swell from a West direction (forecast issued at 12:00am May 08). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 May) | 1ft (0.3m) | 3s |
| Afternoon (08 May) | - | - |
| Evening (08 May) | - | - |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 12°C on Fri morning, min 7°C on Sat night). Winds increasing (calm on Fri morning, fresh winds from the NE by Sat afternoon). | ||||||||||||||||||||||||
Friday 8 | Saturday 9 | Sunday 10 | ||||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SW 4 | SW 4 | SW 3 | WSW 3 | — | — | N 2 | N 3 | NNW 4 | NW 5 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NW 6 | NW 6 | NNE 3 | NNE 3 | NNE 3 | NW 4 | N 3 | N 4 | N 4 | NNW 3 | |
3 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 16 | 18 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | glassy | off | off | off | off | off | off | off | cross-off | cross-off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | |
High Tide | 1:45AM3.22m | 2:18PM2.83m | 2:44AM3.07m | 3:35PM2.70m | 4:03AM3.02m | 5:07PM2.74m | ||||||||||||||||||
Low Tide | 8:51AM1.17m | 9:03PM1.37m | 9:50AM1.29m | 10:04PM1.47m | 10:56AM1.29m | |||||||||||||||||||
 | |  |  | | | |  | | | | | | | | | | |  | | | | | | |
 | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:57 | — | — | — | — | — | — | — | 8:59 | — | — | — | — | — | — | — | 9:00 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 9 | 10 | 11 | 12 | 12 | 11 | 10 | 10 | 9 | 9 | 10 | 12 | 11 | 9 | 8 | 7 | 7 | 7 | 8 | 9 | 10 | 10 | 8 |
7 | 6 | 8 | 10 | 9 | 8 | 7 | 6 | 6 | 5 | 4 | 5 | 8 | 6 | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 4 | 5 | 4 | |
Swell 1 Height (m) Direction Period (s) | W 8 | SW 4 | SW 3 | WSW 3 | — | — | — | — | — | NW 5 | NW 5 | NNW 6 | — | — | NW 6 | NW 6 | NNW 5 | NNW 5 | — | N 5 | — | — | — | — |
 kJ | 1 | 3 | 2 | 1 | — | — | — | — | — | 13 | 7 | 13 | — | — | 16 | 18 | 3 | 2 | — | 1 | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | W 8 | W 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 4 | — | — | — | — |
| kJ | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 4 | — | — | — | — | — | N 2 | N 3 | NNW 4 | NNE 3 | NNW 6 | — | NNW 6 | NNW 6 | N 6 | N 4 | NNE 3 | NNE 3 | NNE 3 | NNE 3 | N 3 | N 4 | N 4 | NNW 3 |
| kJ | 3 | — | — | — | — | — | 1 | 3 | 6 | 1 | 25 | — | 24 | 34 | 43 | 12 | 7 | 4 | 4 | 4 | 7 | 14 | 6 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 267 | 255 | 255 | 255 | 255 | 318 | 255 | 255 | 254 | 251 | 254 | 286 | 269 | 532 | 331 | 324 | 310 | 306 | 285 | 320 | 286 | 278 | 278 | 293 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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