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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 pm Saturday 02 May 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
11.3° C
(Which is 1.6°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 8PM is: 0.3m 4s primary swell from a Southwest direction and 0.1m 5s secondary swell from a Southwest direction (forecast issued at 12:00pm May 02). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 May) | 0.5ft (0.1m) | 10s |
| Afternoon (02 May) | 1.5ft (0.4m) | 4s |
| Evening (02 May) | 1ft (0.3m) | 4s |
Table - waves today at Porth Dinllaen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Sat night. Very mild (max 13°C on Sat afternoon, min 9°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 2 | Sunday 3 | Monday 4 | Tue 5 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 3 | SW 3 | SW 4 | SW 4 | SW 4 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SSW 5 | NNE 2 | N 2 | SW 5 | SW 5 | SW 5 | — | NNW 3 | NNW 4 | NNW 3 | N 3 | N 3 | NNW 5 | — | |
0 | 3 | 3 | 2 | 3 | 4 | 4 | 4 | 4 | 4 | 2 | 1 | 1 | 1 | 1 | 1 | 0 | 7 | 11 | 4 | 1 | 1 | 0 | 0 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | on | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | |
High Tide | 9:42AM3.65m | 9:58PM3.66m | 10:16AM3.58m | 10:31PM3.63m | 10:51AM3.46m | 11:04PM3.52m | ||||||||||||||||||
Low Tide | 4:40PM0.40m | 4:57AM0.39m | 5:11PM0.53m | 5:31AM0.48m | 5:43PM0.68m | 6:06AM0.61m | ||||||||||||||||||
 |  | | |  | | |  | | | | |  |  | | | | |  | |  | | | | |
 | 5:43 | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — |
 | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:47 | — | — | — | — | — | — | — | 8:50 | — | — | — | 8:52 |
— | — | — | — | 2 | 2 | 2 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 12 | 13 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 11 | 10 | 11 | 10 | 10 | 9 | 9 |
8 | 9 | 11 | 9 | 8 | 7 | 6 | 7 | 8 | 10 | 9 | 7 | 7 | 8 | 7 | 7 | 6 | 6 | 4 | 6 | 5 | 6 | 5 | 5 | |
Swell 1 Height (m) Direction Period (s) | — | SW 3 | SW 4 | SW 4 | SW 4 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SSW 5 | SW 5 | SW 5 | SW 5 | — | NW 4 | — | — | W 7 | — | — | — | NNW 5 | — |
 kJ | — | 3 | 3 | 2 | 3 | 4 | 4 | 4 | 4 | 4 | 2 | 1 | 1 | 1 | — | 1 | — | — | 1 | — | — | — | 2 | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | SW 5 | — | — | — | — | — | — | — | — | — | — | SW 5 | SW 5 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | W 10 | W 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 3 | — | — | — | — | — | — | — | — | — | — | NNE 2 | N 2 | NNE 2 | NNE 2 | NNE 2 | — | NNW 3 | NNW 4 | NNW 3 | N 3 | N 3 | — | — |
| kJ | 7 | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | — | 7 | 11 | 4 | 1 | 1 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 203 | 229 | 269 | 287 | 287 | 287 | 287 | 285 | 285 | 287 | 287 | 302 | 321 | 307 | 294 | 287 | 298 | 269 | 269 | 321 | 311 | 269 | 299 | 321 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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