Surf Forecasts:
How big are the waves at Hells Mouth (Porth Neigwl) today (09 Sep):
- Morning surf: Morning surf (09 Sep, local time) - 1.5ft (0.5m), 8s period with SW swell.
- Afternoon surf: Afternoon surf (09 Sep, local time) - 2.5ft (0.8m), 5s period with NW swell.
- Evening surf: Evening surf (09 Sep, local time) - 1.5ft (0.4m), 8s period with SW swell.
The current surf forecast for Hells Mouth (Porth Neigwl) at 6AM is: 0.6m 6s primary swell from a West-southwest direction and 0.1m 10s secondary swell from a Southwest direction (forecast issued at 12:00am September 09). An open ocean swell of 1.4m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 1.5ft (0.5m) | 8s |
| Afternoon (09 Sep) | 2.5ft (0.8m) | 5s |
| Evening (09 Sep) | 1.5ft (0.4m) | 8s |
Table - waves today at Hells Mouth (Porth Neigwl). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Thu afternoon. Very mild (max 17°C on Thu night, min 13°C on Wed morning). Winds decreasing (strong winds from the SSW on Thu morning, light winds from the SSE by Fri afternoon). | ||||||||||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WSW 6 | WSW 6 | WSW 6 | SW 8 | NW 5 | WSW 8 | SW 8 | SW 8 | SW 8 | SW 4 | SW 5 | SW 5 | SW 6 | SW 7 | SW 7 | SW 7 | WSW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 31 | 25 | 23 | 31 | 52 | 36 | 16 | 15 | 15 | 26 | 41 | 84 | 177 | 386 | 428 | 242 | 153 | 113 | 95 | 67 | 53 | 53 | 32 | 31 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross | cross | cross | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross | cross | cross | cross | cross | cross | cross-on |
High Tide | 7:27AM3.80m | 7:46PM4.33m | 8:12AM4.10m | 8:30PM4.65m | 8:54AM4.33m | 9:11PM4.83m | ||||||||||||||||||
Low Tide | 2:25AM0.38m | 2:41PM0.50m | 3:11AM0.08m | 3:23PM0.27m | 3:51AM-0.09m | 4:02PM0.14m | ||||||||||||||||||
 |  |  | |  | | | | | | | |  | |  | | | |  | | | | | | |
 | — | 6:41 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:49 | — | — | — | — | — | — | — | 7:46 | — | — | — | — | — | — | — | 7:44 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 14 | 13 | 14 | 14 | 14 | 15 | 14 | 15 | 16 | 16 | 16 | 16 | 17 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 14 |
Feels °C | 6 | 6 | 8 | 9 | 8 | 12 | 11 | 10 | 10 | 8 | 10 | 10 | 8 | 9 | 11 | 14 | 13 | 12 | 13 | 10 | 10 | 12 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 6 | WSW 6 | WSW 6 | SW 8 | SW 8 | SW 8 | NW 5 | WNW 5 | SW 8 | — | — | SW 8 | — | — | — | SW 7 | WSW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 |
| kJ | 31 | 25 | 23 | 31 | 31 | 22 | 12 | 8 | 15 | — | — | 2 | — | — | — | 242 | 153 | 113 | 95 | 67 | 53 | 53 | 32 | 31 |
Swell 2 Height (m) Direction Period (s) | WSW 10 | SW 10 | SW 10 | — | — | WSW 8 | SW 8 | SW 8 | NNW 4 | N 4 | — | — | — | — | — | — | — | — | — | NW 4 | NW 4 | NW 4 | NW 4 | NNW 4 |
| kJ | 9 | 4 | 4 | — | — | 36 | 16 | 15 | 2 | 2 | — | — | — | — | — | — | — | — | — | 2 | 4 | 4 | 2 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | NW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 6 | NW 6 | NW 6 | NW 6 | NW 5 | NW 5 | — | — | SW 4 | SW 4 | SW 5 | SW 5 | SW 6 | SW 7 | SW 7 | WSW 7 | — | NW 3 | NW 4 | NW 4 | — | — | — | — |
| kJ | 169 | 172 | 133 | 69 | 52 | 25 | — | — | 10 | 26 | 41 | 84 | 177 | 386 | 428 | 146 | — | 4 | 4 | 3 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 295 | 128 | 128 | 128 | 141 | 5 | 141 | 141 | 145 | 247 | 247 | 358 | 323 | 431 | 98 | 138 | 5 | 128 | 128 | 128 | 128 | 5 | 107 | 107 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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