- Forecast
- Maps
- Live
- Weather State
- Spot Information
Porth Dinllaen Surf Forecast
/ Wales – Lleyn (14 surf breaks) /
Surf Forecasts:
Porth Dinllaen surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 6 pm Wednesday 27 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
13.0° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Porth Dinllaen today (28 May):
- Morning surf: Morning surf (28 May, local time) - 0.5ft (0.1m), 6s period with W swell.
- Afternoon surf: Afternoon surf (28 May, local time) - 0.5ft (0.1m), 16s period with W swell.
- Evening surf: Evening surf (28 May, local time) - 0.5ft (0.1m), 16s period with SW swell.
The current surf forecast for Porth Dinllaen at 1AM is: 0.1m 18s primary swell from a West direction (forecast issued at 06:00pm May 27). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | 0.5ft (0.1m) | 6s |
| Afternoon (28 May) | 0.5ft (0.1m) | 16s |
| Evening (28 May) | 0.5ft (0.1m) | 16s |
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 7mm), mostly falling on Wed afternoon. Warm (max 24°C on Wed afternoon, min 12°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Sat 30 | |||||||||||||||||||||
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 | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 7 | W 18 | W 18 | W 18 | W 18 | W 17 | W 16 | W 16 | W 16 | W 16 | SW 16 | W 16 | SW 5 | SW 5 | SW 5 | SW 5 | SW 15 | SW 15 | SW 5 | SW 5 | SW 16 | SW 16 | SW 16 | WSW 10 | |
1 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 10 | 5 | 0 | 35 | 35 | 31 | 8 | 9 | 25 | 19 | 10 | 10 | 10 | 9 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 7:10PM3.07m | 7:23AM3.24m | 7:48PM3.23m | 8:04AM3.30m | 8:25PM3.37m | 8:42AM3.36m | ||||||||||||||||||
Low Tide | 1:45PM0.63m | 2:06AM0.79m | 2:29PM0.61m | 2:49AM0.69m | 3:08PM0.60m | 3:29AM0.61m | ||||||||||||||||||
 | |  |  |  |  | |  |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:01 | — | — | — |
 | — | 9:25 | — | — | — | — | — | — | — | 9:28 | — | — | — | — | — | — | — | 9:29 | — | — | — | — | — | 9:30 |
1 | 5 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 24 | 24 | 21 | 18 | 17 | 17 | 18 | 16 | 15 | 13 | 13 | 13 | 12 | 13 | 14 | 15 | 15 | 14 | 13 | 13 | 12 | 13 | 14 |
24 | 24 | 23 | 19 | 16 | 15 | 15 | 17 | 14 | 12 | 8 | 9 | 9 | 9 | 10 | 11 | 12 | 13 | 11 | 10 | 10 | 9 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | NW 4 | NW 4 | — | W 18 | — | — | W 16 | W 16 | W 16 | W 16 | SW 16 | W 16 | — | W 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 12 | SW 5 | SW 11 | SW 11 | SW 9 | WSW 10 |
 kJ | 1 | 1 | — | 6 | — | — | 5 | 5 | 5 | 5 | 10 | 5 | — | 4 | 9 | 8 | 8 | 9 | 5 | 19 | 5 | 4 | 3 | 9 |
Swell 2 Height (m) Direction Period (s) | — | — | W 18 | — | W 18 | W 17 | W 6 | — | — | — | — | — | — | — | — | — | W 12 | W 12 | SW 15 | SW 11 | SW 16 | SW 16 | SW 16 | SW 14 |
| kJ | — | — | 6 | — | 6 | 6 | 1 | — | — | — | — | — | — | — | — | — | 3 | 3 | 9 | 5 | 10 | 10 | 10 | 8 |
Swell 3 Height (m) Direction Period (s) | W 7 | W 18 | — | — | — | — | — | W 6 | — | — | — | — | — | — | — | — | — | — | SW 15 | SW 15 | W 9 | W 9 | — | — |
| kJ | 1 | 6 | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 9 | 9 | 2 | 2 | — | — |
Wind waves Height (m) Direction Period (s) | ESE 3 | ESE 3 | SE 2 | SE 3 | SE 3 | SE 3 | SSE 3 | S 3 | SSW 3 | SSW 4 | SSW 4 | SSW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | — | SW 5 | SSW 5 | SSW 4 | SSW 4 |
| kJ | 1 | 1 | 2 | 3 | 3 | 3 | 1 | 3 | 2 | 8 | 34 | 46 | 47 | 35 | 35 | 31 | 30 | 29 | 25 | — | 19 | 14 | 11 | 10 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 151 | 200 | 151 | 203 | 203 | 229 | 295 | 310 | 311 | 566 | 311 | 308 | 311 | 311 | 311 | 311 | 268 | 154 | 150 | 141 | 120 | 120 | 120 | 268 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
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 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.
Nearest