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Surf Forecasts:
Traeth Lligwy surfForecast / Wales – Anglesy / UK
16 Day Weather and Surf, issued 12 pm Thursday 30 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Traeth Lligwy surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Traeth Lligwy sea temperature is
10.4° C
(Which is 1.1°C warmer than normal for this time of year)Best Forecast Surf Conditions for Traeth Lligwy this week:
The surf forecast for Traeth Lligwy over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (May 03) at 4PM. The primary swell is predicted to be 1.3m and 5s period. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Traeth Lligwy in the next 16 days are 1.6m 6s and forecast to arrive on Sunday (May 03) at 1PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 3s period and expected on Friday (May 01) at 7PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4PM (Sun 3rd May) | 4.5ft (1.3m) 5s |
| Best Surf | 4PM (Sun 3rd May) | 4.5ft (1.3m) 5s |
| Most Powerful | 1PM (Sun 3rd May) | 5ft (1.6m) 6s |
Table - best surf conditions forecast for Traeth Lligwy over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 26mm), heaviest during Sat night. Very mild (max 19°C on Thu afternoon, min 10°C on Fri night). Winds decreasing (fresh winds from the E on Thu morning, calm by Sat afternoon). | Days 4-6 Weather SummaryLight rain (total 6mm), mostly falling on Sun morning. Very mild (max 12°C on Sun afternoon, min 7°C on Tue night). Wind will be generally light. | ||||||||||||||||||||
Thursday 30 | Friday 1 | Saturday 2 | Sunday 3 | Monday 4 | Tuesday 5 | Wednesday 6 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
E 5 | E 4 | ESE 4 | E 4 | SW 4 | SW 4 | SW 3 | SW 3 | SW 4 | ENE 4 | ENE 5 | NNE 5 | N 4 | N 4 | NNW 5 | NNW 4 | NNW 4 | NNW 3 | NNW 5 | NNW 5 | NNW 6 | |
52 | 22 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 54 | 99 | 28 | 9 | 8 | 30 | 12 | 5 | 1 | 48 | 54 | 58 | |
Wind (km/h) | |||||||||||||||||||||
cross-on | cross-on | cross-on | off | off | cross-off | cross-off | glassy | on | on | off | cross-off | on | cross-on | cross-on | cross | cross-on | on | cross | cross | cross | |
High Tide | 10:45AM6.57m | 11:06PM6.51m | 11:21AM6.65m | 11:39PM6.62m | 11:56AM6.65m | 00:12AM6.63m | 12:30PM6.55m | 00:45AM6.54m | 1:05PM6.36m | 1:19AM6.36m | 1:40PM6.08m | 1:54AM6.11m | 2:18PM5.74m | 2:33AM5.83m | |||||||
Low Tide | 5:08PM0.65m | 5:24AM0.77m | 5:42PM0.64m | 5:58AM0.67m | 6:14PM0.70m | 6:32AM0.67m | 6:47PM0.84m | 7:06AM0.77m | 7:21PM1.05m | 7:42AM0.97m | 7:56PM1.31m | 8:20AM1.25m | 8:35PM1.60m | ||||||||
 | |  |  | | |  | |  |  | | | | |  | | | | | | | |
 | 5:46 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — | 5:37 | — | — | 5:35 | — | — | 5:33 | — | — |
 | — | 8:43 | — | — | 8:45 | — | — | 8:46 | — | — | 8:49 | — | — | 8:50 | — | — | 8:52 | — | — | 8:53 | — |
— | — | — | — | — | — | — | — | 26 | 6 | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 19 | 15 | 14 | 15 | 11 | 14 | 14 | 11 | 11 | 12 | 11 | 11 | 11 | 10 | 11 | 11 | 9 | 8 | 7 | 6 |
10 | 14 | 11 | 11 | 11 | 8 | 11 | 13 | 8 | 8 | 8 | 8 | 9 | 8 | 7 | 6 | 7 | 6 | 3 | 0 | -1 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | E 4 | E 3 | — | — | SW 3 | SW 4 | SW 6 | — | N 5 | — | — | — | — | — | — | — | — | NNW 6 |
 kJ | — | — | — | 5 | 1 | — | — | 2 | 1 | 1 | — | 11 | — | — | — | — | — | — | — | — | 58 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 5 | E 4 | ESE 4 | — | SW 4 | SW 4 | SW 3 | — | — | ENE 4 | ENE 5 | NNE 5 | N 4 | N 4 | NNW 5 | NNW 4 | NNW 4 | NNW 3 | NNW 5 | NNW 5 | — |
| kJ | 52 | 22 | 22 | — | 4 | 8 | 4 | — | — | 54 | 99 | 28 | 9 | 8 | 30 | 12 | 5 | 1 | 48 | 54 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 254 | 291 | 248 | 197 | 250 | 246 | 250 | 178 | 248 | 254 | 251 | 127 | 255 | 255 | 274 | 343 | 385 | 234 | 234 | 566 | 287 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Traeth Lligwy surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Traeth Lligwy Surf forecast
The above surf forecast table for Traeth Lligwy provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Traeth Lligwy can be found by selecting the local surf guide option on the grey menu. Our Traeth Lligwy surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Traeth Lligwy) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Traeth Lligwy may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Anglesy? If you are looking for accommodation near Traeth Lligwy, camping, hotels and holiday cottages in Anglesy, consider staying in Bangor which is 14 km (9 miles) away. Other places in and around Anglesy where you can find information about places to rent, and car hire include Anglesey which is 22 km (14 miles) away, Holyhead, Llandudno and Colwyn Bay.
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