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Hells Mouth (Porth Neigwl) Surf Forecast
/ Wales – Lleyn (14 surf breaks) /
Surf Forecasts:
Hells Mouth (Porth Neigwl) surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 6 pm Thursday 02 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Hells Mouth (Porth Neigwl) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hells Mouth (Porth Neigwl) sea temperature is
9.3° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Hells Mouth (Porth Neigwl) today?
The current surf forecast for Hells Mouth (Porth Neigwl) at 12AM is: 1.9m 6s primary swell from a Southwest direction and 0.1m 11s secondary swell from a West direction (forecast issued at 06:00pm April 02). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Apr) | 7.5ft (2.3m) | 7s |
| Afternoon (03 Apr) | 8ft (2.5m) | 8s |
| Evening (03 Apr) | 6ft (1.8m) | 8s |
Table - waves today at Hells Mouth (Porth Neigwl). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 02 | Friday 03 | Saturday 04 | Sunday 05 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 4 | 5 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 5 | 7 | 8 | 9 | 10 | 10 | 11 | 11 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 16 | 21 | 133 | 338 | 508 | 529 | 543 | 810 | 857 | 573 | 422 | 280 | 140 | 86 | 59 | 143 | 529 | 1165 | 2105 | 1543 | 1201 | 1189 | 1144 | 272 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross | cross- on | cross- on | cross- on | on | cross- on | cross- on | on | cross- on | cross- on |
High Tide / height (m) | 9:30PM 4.34 | 9:46AM 4.54 | 10:04PM 4.36 | 10:20AM 4.42 | 10:36PM 4.27 | 10:54AM 4.21 | ||||||||||||||||||
Low Tide / height (m) | 4:22PM 0.15 | 4:31AM 0.29 | 4:50PM 0.27 | 4:59AM 0.36 | 5:15PM 0.45 | 5:25AM 0.49 | ||||||||||||||||||
Thursday 02 | Friday 03 | Saturday 04 | Sunday 05 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:46 | - | - | - | - | - | - | - | 6:43 | - | - |
| Sunset | - | 7:52 | - | - | - | - | - | - | - | 7:54 | - | - | - | - | - | - | - | 7:57 | - | - | - | - | - | - |
 | |  | | |  | | |  |  |  |  | | | | | | |  | | | | |  | |
Rain (mm) | - | - | 3 | 2 | 1 | - | - | - | 1 | - | - | - | - | - | 1 | - | - | - | 1 | - | - | - | 1 | 1 |
| Temp. °C | 7 | 6 | 7 | 9 | 10 | 10 | 10 | 10 | 11 | 11 | 9 | 8 | 7 | 6 | 8 | 10 | 10 | 11 | 8 | 6 | 6 | 7 | 6 | 6 |
| Feels °C (?) | 1 | -2 | -3 | -1 | 1 | 1 | 1 | 0 | 3 | 4 | 2 | 1 | 2 | 1 | 0 | 0 | -2 | -3 | -9 | -7 | -2 | 1 | -2 | -3 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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