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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 11 pm Thursday 26 Mar 2026 GMTForecast 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
9.4° C
(Which is 1.5°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 5AM is: 1.1m 5s primary swell from a Southwest direction (forecast issued at 11:00pm March 26). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Mar) | 4.5ft (1.3m) | 6s |
| Afternoon (27 Mar) | 2.5ft (0.7m) | 6s |
| Evening (27 Mar) | 4.5ft (1.3m) | 5s |
Table - waves today at Porth Dinllaen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 27 | Saturday 28 | Sunday 29 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 4 | 4 | 5 | 6 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 47 | 51 | 51 | 94 | 120 | 60 | 35 | 23 | 80 | 115 | 144 | 175 | 237 | 275 | 131 | 107 | 104 | 69 | 26 | 38 | 111 | 284 | 578 | 362 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross | cross | on | on | on | on | on | on | cross- on | cross- on | on | on | on | on | on | on | cross- on | cross | cross | cross | cross | cross |
High Tide / height (m) | 2:52AM 2.83 | 4:02PM 2.61 | 4:35AM 2.91 | 5:34PM 2.76 | 5:49AM 3.17 | |||||||||||||||||||
Low Tide / height (m) | 9:43PM 1.28 | 10:38AM 1.00 | 11:13PM 1.18 | 12:00PM 0.76 | 12:24AM 0.92 | 1:01PM 0.46 | ||||||||||||||||||
Friday 27 | Saturday 28 | Sunday 29 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - | - | 6:00 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - | - | 6:45 |
 | |  | |  |  |  |  | |  | |  | | |  | | | | | | | | | | |
Rain (mm) | 1 | 1 | - | 4 | 2 | 1 | - | - | - | - | - | - | 1 | - | - | 1 | - | - | - | - | - | 2 | 2 | - |
| Temp. °C | 7 | 9 | 9 | 9 | 8 | 8 | 9 | 8 | 7 | 6 | 6 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 7 | 8 | 9 |
| Feels °C (?) | 1 | 4 | 4 | 3 | 3 | 2 | 3 | 0 | -2 | -3 | -3 | -4 | -5 | -4 | -2 | -3 | -2 | 0 | 2 | 0 | -1 | -3 | -2 | 0 |
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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
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