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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 5 pm Friday 27 Feb 2026 GMTForecast 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
7.8° C
(Which is normal for this time of year)How big are the waves at Llanddwyn Island today?
The current surf forecast for Llanddwyn Island at 8PM is: 0.6m 9s primary swell from a Southwest direction and 0.1m 18s secondary swell from a West direction (forecast issued at 05:00pm February 27). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Feb) | - | - |
| Afternoon (27 Feb) | 2.5ft (0.8m) | 9s |
| Evening (27 Feb) | 2ft (0.6m) | 9s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 27 | Saturday 28 | Sunday 01 | Monday 02 | |||||||||||||||||||||
| 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 5 | 6 | 6 | 5 | 6 | 6 | 7 | 8 | 9 | 9 | 10 | 10 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 99 | 81 | 67 | 52 | 40 | 40 | 40 | 29 | 27 | 93 | 63 | 123 | 138 | 119 | 144 | 287 | 521 | 724 | 928 | 1034 | 1339 | 1325 | 703 | 453 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- off |
High Tide / height (m) | 6:27PM 3.15 | 6:49AM 3.44 | 7:33PM 3.39 | 7:45AM 3.79 | 8:20PM 3.63 | 8:29AM 4.10 | ||||||||||||||||||
Low Tide / height (m) | 12:37PM 0.93 | 1:07AM 0.96 | 1:42PM 0.55 | 2:02AM 0.63 | 2:33PM 0.18 | 2:48AM 0.34 | ||||||||||||||||||
Friday 27 | Saturday 28 | Sunday 01 | Monday 02 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:03 | - |
| Sunset | 5:51 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - |
 |  | | | |  |  | |  | |  | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 3 | 1 | - | 1 | 1 | 1 | 1 | - | - | - | - | 2 | 2 | 3 |
| Temp. °C | 9 | 8 | 7 | 7 | 6 | 5 | 6 | 6 | 6 | 6 | 6 | 8 | 8 | 7 | 9 | 10 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 7 |
| Feels °C (?) | 4 | 3 | 2 | 1 | -1 | 0 | 2 | 2 | 0 | 0 | -2 | 1 | 1 | 0 | 2 | 3 | 0 | 0 | 0 | -1 | -1 | 0 | 1 | 3 |
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Live Wave Height (m)
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