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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 Monday 01 Jun 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
13.5° C
(Which is 1.7°C warmer than normal for this time of year)How big are the waves at Hells Mouth (Porth Neigwl) today (02 Jun):
- Morning surf: Morning surf (02 Jun, local time) - 3.5ft (1.0m), 6s period with SW swell.
- Afternoon surf: Afternoon surf (02 Jun, local time) - 3ft (0.9m), 6s period with WSW swell.
- Evening surf: Evening surf (02 Jun, local time) - 3.5ft (1.0m), 9s period with WSW swell.
The current surf forecast for Hells Mouth (Porth Neigwl) at 2AM is: 1.1m 6s primary swell from a Southwest direction and 0.2m 10s secondary swell from a West-southwest direction, 0.1m 14s secondary swell from a Southwest direction (forecast issued at 06:00pm June 01). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Jun) | 3.5ft (1.0m) | 6s |
| Afternoon (02 Jun) | 3ft (0.9m) | 6s |
| Evening (02 Jun) | 3.5ft (1.0m) | 9s |
Table - waves today at Hells Mouth (Porth Neigwl). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 29mm), heaviest during Mon afternoon. Very mild (max 14°C on Mon afternoon, min 12°C on Mon night). Winds increasing (light winds from the NW on Tue morning, strong winds from the SW by Wed afternoon). | ||||||||||||||||||||||||
Mon 1 | Tuesday 2 | Wednesday 3 | Thu 4 | |||||||||||||||||||||
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 | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | WSW 6 | WSW 7 | WSW 9 | WSW 9 | WSW 9 | SW 9 | SW 8 | SSW 5 | SW 7 | SW 8 | SW 8 | SW 8 | SW 9 | SW 9 | WSW 10 | WSW 10 | WSW 11 | |
108 | 114 | 106 | 82 | 72 | 59 | 68 | 74 | 70 | 135 | 180 | 176 | 174 | 145 | 84 | 423 | 970 | 1019 | 1000 | 711 | 587 | 635 | 690 | 868 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | on | on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-on | cross-on | |
High Tide | 9:49PM4.04m | 10:08AM3.80m | 10:25PM4.00m | 10:44AM3.70m | 11:01PM3.93m | 11:20AM3.56m | ||||||||||||||||||
Low Tide | 4:32PM0.80m | 4:58AM0.70m | 5:08PM0.84m | 5:37AM0.76m | 5:45PM0.91m | 6:18AM0.85m | ||||||||||||||||||
 |  |  |  |  |  | | |  | |  | | | |  |  | | | | | | | |  | |
 | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:56 | — | — | — |
 | — | 9:31 | — | — | — | — | — | — | — | 9:32 | — | — | — | — | — | — | — | 9:34 | — | — | — | — | — | 9:35 |
12 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 1 | 7 | 1 | 1 | 1 | 1 | 1 | 1 | — | 1 | — | |
Temp °C | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 14 | 14 | 13 | 12 | 12 | 13 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 |
9 | 9 | 9 | 9 | 10 | 9 | 11 | 10 | 11 | 11 | 10 | 8 | 8 | 6 | 5 | 7 | 4 | 4 | 5 | 4 | 6 | 6 | 6 | 7 | |
Swell 1 Height (m) Direction Period (s) | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | W 10 | SW 13 | WSW 6 | NW 3 | — | WSW 9 | — | NW 4 | NW 4 | NW 4 | — | — | — | — | — | — | — | — | — |
 kJ | 11 | 10 | 10 | 10 | 10 | 2 | 7 | 74 | 2 | — | 53 | — | 5 | 4 | 1 | — | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | — | W 13 | — | — | — | — | NW 4 | — | NW 4 | — | — | — | — | — | — | — | — | — |
| kJ | 8 | 8 | 8 | 8 | 7 | 7 | — | 3 | — | — | — | — | 5 | — | 1 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 14 | W 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | — | WSW 7 | WSW 9 | WSW 9 | WSW 9 | SW 9 | SW 8 | SSW 5 | SW 7 | SW 8 | SW 8 | SW 8 | SW 9 | SW 9 | WSW 10 | WSW 10 | WSW 11 |
| kJ | 108 | 114 | 106 | 82 | 72 | 59 | 68 | — | 70 | 135 | 180 | 176 | 174 | 145 | 84 | 423 | 970 | 1019 | 1000 | 711 | 587 | 635 | 690 | 868 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 299 | 52 | 255 | 259 | 140 | 197 | 2 | 5 | 5 | 5 | 5 | 5 | 64 | 64 | 297 | 297 | 299 | 285 | 348 | 358 | 358 | 98 | 98 | 98 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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