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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 6 pm Sunday 24 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
12.5° 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 10PM is: 0.3m 8s primary swell from a Southwest direction and 0.1m 13s secondary swell from a West direction (forecast issued at 06:00pm May 24). The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | - | - |
| Afternoon (24 May) | 1ft (0.3m) | 8s |
| Evening (24 May) | 1ft (0.3m) | 8s |
Table - waves today at Porth Dinllaen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 24°C on Mon afternoon, min 17°C on Sun afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Sun 24 | Monday 25 | Tuesday 26 | Wed 27 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 7 | WSW 7 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | NNW 4 | N 4 | SW 7 | SW 7 | W 7 | W 7 | W 7 | |
10 | 16 | 10 | 10 | 10 | 9 | 6 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 5 | 7 | 2 | 2 | 1 | 1 | 1 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | off | glassy | glassy | glassy | glassy | glassy | cross-on | cross | cross-off | cross-off | glassy | cross | cross-on | on | cross-on | cross-on | cross-on | cross | off | off | glassy | glassy | |
High Tide | 4:24PM2.68m | 4:40AM3.11m | 5:34PM2.76m | 5:45AM3.13m | 6:27PM2.90m | 6:38AM3.18m | ||||||||||||||||||
Low Tide | 11:05PM1.05m | 11:54AM0.69m | 00:13AM1.01m | 12:54PM0.66m | 1:14AM0.91m | |||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | | | |  | |
 | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:03 | — | — | — |
 | — | 9:22 | — | — | — | — | — | — | — | 9:23 | — | — | — | — | — | — | — | 9:24 | — | — | — | — | — | 9:25 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 19 | 20 | 20 | 20 | 20 | 21 | 22 | 23 | 24 | 24 | 23 | 22 | 21 | 22 | 22 | 23 | 22 | 22 | 21 | 20 | 18 | 18 | 18 |
14 | 16 | 17 | 18 | 18 | 19 | 22 | 23 | 22 | 24 | 25 | 24 | 23 | 22 | 23 | 22 | 22 | 20 | 20 | 21 | 21 | 19 | 19 | 19 | |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 7 | WSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | NNW 4 | NNW 5 | NNW 5 | — | — |
 kJ | 10 | 16 | 10 | 10 | 10 | 9 | 6 | 5 | 5 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 4 | 2 | — | — |
Swell 2 Height (m) Direction Period (s) | W 14 | W 13 | W 13 | W 13 | — | SW 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | SW 7 | SW 7 | — | NW 5 | NW 4 |
| kJ | 4 | 3 | 3 | 3 | — | 7 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | — | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | W 12 | — | — | W 7 | W 7 | W 7 |
| kJ | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | 1 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | SW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 3 | NNW 3 | NNW 4 | N 4 | ENE 2 | — | ESE 3 | ESE 3 | ESE 3 |
| kJ | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 4 | 5 | 7 | 1 | — | 4 | 4 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 127 | 127 | 127 | 127 | 127 | 127 | 127 | 127 | 127 | 127 | 127 | 141 | 145 | 127 | 148 | 148 | 141 | 141 | 127 | 141 | 127 | 127 | 211 | 215 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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