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Porth Dinllaen Surf Forecast
/ Wales – Lleyn (14 surf breaks) /
Surf Forecasts:
Porth Dinllaen surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 12 am Saturday 11 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Porth Dinllaen surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porth Dinllaen sea temperature is
9.6° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Porth Dinllaen today?
The current surf forecast for Porth Dinllaen at 9AM is: 2.1m 7s primary swell from a Southwest direction (forecast issued at 12:00am April 11). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Apr) | 7ft (2.1m) | 7s |
| Afternoon (11 Apr) | 10ft (3.0m) | 8s |
| Evening (11 Apr) | 10ft (3.0m) | 10s |
Table - waves today at Porth Dinllaen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 11 | Sunday 12 | Monday 13 | ||||||||||||||||||||||
| 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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 8 | 9 | 9 | 7 | 8 | 9 | 10 | 10 | 11 | 9 | 9 | 7 | 7 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 7 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 330 | 778 | 554 | 539 | 415 | 843 | 1283 | 1876 | 1861 | 1938 | 1547 | 969 | 538 | 361 | 306 | 253 | 199 | 147 | 88 | 101 | 29 | 15 | 14 | 19 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- on | cross | cross | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off |
High Tide / height (m) | 3:55AM 2.49 | 5:16PM 2.32 | ||||||||||||||||||||||
Low Tide / height (m) | 10:08PM 1.53 | 11:14AM 1.40 | 11:38PM 1.44 | |||||||||||||||||||||
Saturday 11 | Sunday 12 | Monday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:24 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:08 | - | - | - | - | - | - | - | 8:10 | - | - | - | - | - | - | - | 8:13 |
 | | |  |  |  |  | |  |  | |  |  | | | | | | | | | | | | |
Rain (mm) | 1 | 2 | 5 | 2 | - | 1 | 1 | 1 | 1 | - | 1 | - | - | - | - | 1 | 2 | 1 | 1 | 1 | 1 | 1 | - | - |
| Temp. °C | 9 | 8 | 7 | 5 | 7 | 6 | 8 | 6 | 8 | 8 | 8 | 8 | 7 | 8 | 9 | 8 | 8 | 8 | 7 | 7 | 8 | 8 | 9 | 9 |
| Feels °C (?) | -3 | -4 | -1 | -3 | -4 | -6 | -4 | -8 | -2 | -2 | -2 | -2 | -3 | -1 | 0 | 0 | 1 | 2 | 1 | 1 | 1 | 3 | 4 | 5 |
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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 Porth Dinllaen 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.
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