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Dinas Dinlle Surf Forecast
/ Wales – Lleyn (14 surf breaks) /
Dinas Dinlle surfForecast / Wales – Lleyn / UK
12 Day Weather and Surf, issued 12 pm Monday 23 Jun 2025 BST
Best Forecast Surf Conditions for Dinas Dinlle this week:
The surf forecast for Dinas Dinlle over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jun 29) at 10PM. The primary swell is predicted to be 1.1m and 5s period with a secondary swell of 0.1m and 12s. Another secondary swell of 0.1m and 9s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Dinas Dinlle in the next 12 days are 2.0m 7s and forecast to arrive on Friday (Jun 27) at 4PM. Winds are predicted to be cross-shore at the time the swell arrives.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Sun 29th Jun) | 3.5ft (1.1m) 5s |
| Best Surf | 10PM (Sun 29th Jun) | 3.5ft (1.1m) 5s |
| Most Powerful | 4PM (Fri 27th Jun) | 6.5ft (2.0m) 7s |
Table - best surf conditions forecast for Dinas Dinlle over the next 12 days.
Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 01 | Wednesday 02 | Thursday 03 | Friday 04 | |||||||||||||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 6 | 6 | 5 | 4 | 5 | 5 | 4 | 5 | 6 | 5 | 4 | 5 | 5 | 4 | 5 | 4 | 5 | 6 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 99 | 52 | 110 | 161 | 141 | 132 | 37 | 21 | 42 | 42 | 33 | 219 | 321 | 377 | 275 | 151 | 79 | 53 | 25 | 46 | 51 | 32 | 33 | 86 | 39 | 40 | 70 | 53 | 36 | 47 | 23 | 35 | 139 | 79 | 93 | 372 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross | cross | on | cross- on | cross | cross- on | cross | cross- on | cross- on | on | glass | glass | cross | cross | cross | cross | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | cross- on | glass |
High Tide / height (m) | 7:40PM 3.51 | 8:05AM 3.59 | 8:30PM 3.70 | 8:57AM 3.65 | 9:18PM 3.84 | 9:47AM 3.63 | 10:06PM 3.91 | 10:34AM 3.55 | 10:53PM 3.91 | 11:21AM 3.41 | 11:39PM 3.83 | 12:08PM 3.22 | 12:26AM 3.68 | 12:56PM 3.03 | 1:14AM 3.47 | 1:47PM 2.85 | 2:05AM 3.24 | 2:43PM 2.71 | 3:02AM 3.03 | 3:45PM 2.63 | 4:05AM 2.86 | 4:51PM 2.62 | ||||||||||||||
Low Tide / height (m) | 2:25PM 0.43 | 2:53AM 0.38 | 3:19PM 0.34 | 3:48AM 0.18 | 4:10PM 0.29 | 4:38AM 0.05 | 4:57PM 0.27 | 5:27AM 0.00 | 5:42PM 0.31 | 6:14AM 0.05 | 6:25PM 0.40 | 7:00AM 0.17 | 7:07PM 0.54 | 7:45AM 0.35 | 7:49PM 0.71 | 8:29AM 0.55 | 8:31PM 0.90 | 9:14AM 0.76 | 9:17PM 1.07 | 10:01AM 0.95 | 10:09PM 1.22 | 10:54AM 1.09 | 11:12PM 1.30 | |||||||||||||
Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 01 | Wednesday 02 | Thursday 03 | Friday 04 | |||||||||||||||||||||||||
| Sunrise | 4:50 | - | - | 4:50 | - | - | 4:50 | - | - | 4:52 | - | - | 4:52 | - | - | 4:52 | - | - | 4:52 | - | - | 4:54 | - | - | 4:54 | - | - | 4:54 | - | - | 4:56 | - | - | 4:56 | - | - |
| Sunset | - | 9:46 | - | - | 9:47 | - | - | 9:47 | - | - | 9:47 | - | - | 9:46 | - | - | 9:46 | - | - | 9:46 | - | - | 9:46 | - | - | 9:46 | - | - | 9:45 | - | - | 9:45 | - | - | 9:45 | - |
 | |  |  | |  | |  | | | | | | | | | |  | |  |  | | | | | | | | | |  | | | | |  | |
Rain (mm) | - | - | 1 | 1 | - | 2 | - | - | 3 | - | - | 3 | 1 | - | 1 | - | - | - | - | - | - | - | - | - | - | 1 | 10 | - | - | - | 2 | - | 1 | - | - | - |
| Temp. °C | 15 | 16 | 15 | 17 | 15 | 15 | 17 | 16 | 16 | 14 | 15 | 15 | 16 | 16 | 16 | 17 | 18 | 16 | 18 | 18 | 15 | 19 | 19 | 18 | 24 | 26 | 16 | 15 | 16 | 14 | 16 | 17 | 15 | 14 | 14 | 13 |
| Feels °C (?) | 10 | 11 | 12 | 12 | 12 | 13 | 14 | 14 | 14 | 10 | 9 | 11 | 12 | 12 | 12 | 16 | 16 | 15 | 16 | 15 | 13 | 17 | 17 | 18 | 24 | 26 | 14 | 10 | 12 | 12 | 11 | 12 | 11 | 10 | 11 | 11 |
Short Range Forecast: Light rain (total 7mm), mostly falling on Wed night. Very mild (max 17°C on Tue morning, min 13°C on Mon morning). Winds decreasing (fresh winds from the SW on Tue morning, light winds from the SW by Tue night). | Days 3-6 Weather Summary Light rain (total 5mm), mostly falling on Thu night. Very mild (max 18°C on Sat afternoon, min 13°C on Thu morning). Winds decreasing (fresh winds from the SSW on Fri afternoon, calm by Sat night). | Days 6-9 Weather Summary Moderate rain (total 11mm), heaviest on Tue night. Warm (max 26°C on Tue afternoon, min 12°C on Tue night). Wind will be generally light. | Long Range Forecast: Light rain (total 3mm), mostly falling on Thu morning. Very mild (max 17°C on Thu afternoon, min 12°C on Fri night). Winds decreasing (fresh winds from the S on Thu morning, calm by Fri night). | |||||||||||||||||||||||||||||||||
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Dinas Dinlle 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 Dinas Dinlle Surf forecast
The above surf forecast table for Dinas Dinlle provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Dinas Dinlle can be found by selecting the local surf guide option on the grey menu. Our Dinas Dinlle 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 (Dinas Dinlle) 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 Dinas Dinlle 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 Lleyn Peninsula? If you are looking for accommodation near Dinas Dinlle, camping, hotels and holiday cottages in Lleyn Peninsula, consider staying in Anglesey which is 22 km (14 miles) away. Other places in and around Lleyn Peninsula where you can find information about places to rent, and car hire include Porthmadog which is 24 km (15 miles) away, Bangor, Holyhead and Llandudno.
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