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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 Saturday 28 Mar 2026 GMTForecast 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
9.0° C
(Which is 1.0°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 9PM is: 1.1m 6s primary swell from a Northwest direction and 0.1m 11s secondary swell from a West direction (forecast issued at 05:00pm March 28). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Mar) | - | - |
| Afternoon (28 Mar) | 4.5ft (1.4m) | 6s |
| Evening (28 Mar) | 3.5ft (1.1m) | 6s |
Table - waves today at Hells Mouth (Porth Neigwl). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | |||||||||||||||||||||
| 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 | 5 | 5 | 5 | 5 | 6 | 7 | 8 | 8 | 5 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 6 | 6 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 137 | 24 | 75 | 50 | 45 | 48 | 140 | 439 | 674 | 429 | 355 | 164 | 180 | 214 | 201 | 118 | 77 | 46 | 30 | 37 | 29 | 11 | 12 | 10 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- on | cross- on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 4:52PM 3.12 | 5:17AM 3.58 | 5:53PM 3.43 | 6:10AM 3.93 | 6:39PM 3.74 | 6:54AM 4.24 | ||||||||||||||||||
Low Tide / height (m) | 12:13AM 1.09 | 12:49PM 0.62 | 1:06AM 0.78 | 1:36PM 0.34 | 1:49AM 0.52 | |||||||||||||||||||
Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:56 | - | - |
| Sunset | - | 6:44 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - |
 | |  |  |  | |  |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 8 | 8 | 7 | 7 | 7 | 8 | 8 | 9 | 11 | 10 | 8 | 8 | 8 | 8 | 9 | 10 | 10 | 10 | 11 | 12 | 11 | 11 | 11 |
| Feels °C (?) | 0 | 0 | 1 | 1 | 0 | -1 | -2 | -3 | -1 | 4 | 2 | 0 | 0 | 0 | 1 | 3 | 4 | 5 | 6 | 8 | 9 | 8 | 7 | 7 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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