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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 Tuesday 14 Oct 2025 BST
How big are the waves at Porth Dinllaen today?
The current surf forecast for Porth Dinllaen at 5AM is: 0.1m 8s primary swell from a West direction (forecast issued at 12:00am October 14). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Oct) | 0.5ft (0.1m) | 15s |
| Afternoon (14 Oct) | 0.5ft (0.1m) | 14s |
| Evening (14 Oct) | 0.5ft (0.1m) | 13s |
Table - waves today at Porth Dinllaen. (Swell directed towards the surf break)
Tuesday 14 | Wednesday 15 | Thursday 16 | ||||||||||||||||||||||
| 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) (?) | 8 | 8 | 8 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 7 | - | 13 | 14 | 14 | 13 | 13 | 12 | - | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1 | 1 | 1 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 0 | 3 | 4 | 4 | 3 | 3 | 3 | 0 | 2 | 2 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | glass | cross | cross | cross | cross- on | cross- on | cross- on | cross | cross- off | glass | glass | off | glass | glass | cross- on | cross | glass | cross- off | glass | glass | glass | glass | cross- on |
High Tide / height (m) | 2:26AM 2.74 | 2:58PM 2.90 | 4:13AM 2.54 | 4:45PM 2.86 | 6:02AM 2.63 | 6:09PM 3.03 | ||||||||||||||||||
Low Tide / height (m) | 9:19PM 0.85 | 9:50AM 1.24 | 10:44PM 0.95 | 11:16AM 1.25 | 12:09AM 0.84 | 12:33PM 1.08 | ||||||||||||||||||
Tuesday 14 | Wednesday 15 | Thursday 16 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:41 | - | - | - | - | - | - | - | 7:43 | - | - | - | - | - | - | - | 7:45 | - | - | - |
| Sunset | - | - | - | - | - | - | 6:25 | - | - | - | - | - | - | - | 6:23 | - | - | - | - | - | - | - | 6:21 | - |
 |  | | |  | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 14 | 14 | 13 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 13 |
| Feels °C (?) | 11 | 12 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 10 | 12 | 12 | 11 | 11 | 12 | 10 | 10 | 10 | 12 | 11 | 12 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Wales - Lleyn
Continuing clean conditions at Porth Dinllaen (light winds from the NE at Aberdaron 21 km from Porth Dinllaen). 0.1m 8s swell from the WSW to make surfable waves.
21 km away, 1 h 18 min ago
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