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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 5 pm Tuesday 18 Nov 2025 GMT
How big are the waves at Hells Mouth (Porth Neigwl) today?
The current surf forecast for Hells Mouth (Porth Neigwl) at 7PM is: 1.7m 6s primary swell from a West-northwest direction and 0.1m 8s secondary swell from a Southwest direction, 0.1m 13s secondary swell from a West direction (forecast issued at 05:00pm November 18). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Nov) | - | - |
| Afternoon (18 Nov) | 5.5ft (1.7m) | 6s |
| Evening (18 Nov) | 7ft (2.1m) | 6s |
Table - waves today at Hells Mouth (Porth Neigwl). (Swell directed towards the surf break)
Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 6 | 7 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 15 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 163 | 195 | 317 | 381 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | on |
High Tide / height (m) | 7:01PM 3.94 | 7:20AM 3.99 | 7:36PM 4.01 | 7:53AM 4.09 | 8:10PM 4.02 | 8:26AM 4.12 | ||||||||||||||||||
Low Tide / height (m) | 1:47PM 0.74 | 2:02AM 0.63 | 2:19PM 0.65 | 2:33AM 0.64 | 2:51PM 0.60 | 3:03AM 0.67 | ||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:48 | - | - | - | - | - | - | - | 7:50 | - |
| Sunset | 4:20 | - | - | - | - | - | - | - | 4:19 | - | - | - | - | - | - | - | 4:16 | - | - | - | - | - | - | - |
 |  |  | | |  |  | |  | | | | | | | | | |  | | |  |  | | |
Rain (mm) | 1 | 1 | 1 | 1 | 1 | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
| Temp. °C | 10 | 10 | 9 | 8 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Feels °C (?) | 1 | 1 | -2 | -5 | -8 | -6 | -6 | -5 | -5 | -4 | -4 | -5 | -5 | -4 | -4 | -3 | -3 | -2 | -1 | 0 | 1 | 2 | 4 | 2 |
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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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