Surf Forecasts:
How big are the waves at Hells Mouth (Porth Neigwl) today (28 Sep):
- Morning surf: Morning surf (28 Sep, local time) - 2ft (0.6m), 7s period with SW swell.
- Afternoon surf: Afternoon surf (28 Sep, local time) - 2ft (0.6m), 7s period with SW swell.
- Evening surf: Evening surf (28 Sep, local time) - 1.5ft (0.4m), 7s period with SW swell.
The current surf forecast for Hells Mouth (Porth Neigwl) at 11AM is: 0.6m 7s primary swell from a Southwest direction and 0.3m 4s secondary swell from a Northwest direction (forecast issued at 06:00am September 28). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Sep) | 2ft (0.6m) | 7s |
| Afternoon (28 Sep) | 2ft (0.6m) | 7s |
| Evening (28 Sep) | 1.5ft (0.4m) | 7s |
Table - waves today at Hells Mouth (Porth Neigwl). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 30mm), heaviest during Tue night. Warm (max 20°C on Tue afternoon, min 13°C on Mon night). Winds increasing (light winds from the SSW on Mon morning, near gales from the SE by Tue night). | |||||||||||||||||||||||
Monday 28 | Tuesday 29 | Wednesday 30 | |||||||||||||||||||||
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) | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 6 | SW 6 | SW 6 | SE 4 | SSE 4 | SSE 5 | S 6 | SSW 9 | SW 10 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 64 | 52 | 43 | 33 | 26 | 23 | 16 | 11 | 7 | 6 | 6 | 6 | 34 | 50 | 128 | 214 | 723 | 769 | 1031 | 1227 | 1128 | 897 | 773 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | cross-on | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | on | cross-on | cross-on | cross-on | on | cross-on | cross-on |
High Tide | 9:48AM4.53m | 10:05PM4.77m | 10:25AM4.56m | 10:44PM4.68m | 11:04AM4.46m | ||||||||||||||||||
Low Tide | 4:44PM0.25m | 5:08AM0.21m | 5:19PM0.33m | 5:43AM0.41m | 5:57PM0.50m | ||||||||||||||||||
 |  |  | | | | | | | |  |  | | |  | |  | |  | |  | |  | |
 | — | 7:13 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — |
 | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | 6:59 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 5 | 11 | 5 | 1 | — | 1 | — | 1 |
Temp °C | 14 | 14 | 14 | 14 | 14 | 16 | 15 | 14 | 14 | 13 | 14 | 16 | 19 | 20 | 19 | 18 | 16 | 16 | 16 | 16 | 15 | 15 | 15 |
Feels °C | 11 | 11 | 12 | 11 | 12 | 12 | 9 | 8 | 8 | 7 | 7 | 10 | 14 | 14 | 11 | 11 | 11 | 11 | 8 | 7 | 7 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 6 | SW 6 | SW 6 | SW 6 | — | SW 8 | — | — | WSW 11 | — | — | — | SW 11 | SW 11 |
| kJ | 64 | 52 | 43 | 33 | 26 | 23 | 16 | 11 | 7 | 6 | 6 | 6 | 6 | — | 2 | — | — | 176 | — | — | — | 462 | 375 |
Swell 2 Height (m) Direction Period (s) | NW 4 | NW 4 | NW 4 | WNW 3 | — | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 6 | 4 | 2 | 1 | — | 3 | 3 | 3 | 3 | 3 | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | — | — | — | — | — | W 12 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 3 | 3 | 3 | 3 | 3 | — | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | SE 3 | SE 3 | SE 4 | ESE 4 | ESE 4 | SE 4 | SE 4 | SSE 4 | SSE 5 | S 6 | SSW 9 | SW 10 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 |
| kJ | — | — | — | — | — | — | 2 | 12 | 17 | 23 | 29 | 24 | 34 | 50 | 128 | 214 | 723 | 769 | 1031 | 1227 | 1128 | 897 | 773 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 5 | 5 | 5 | 107 | 114 | 114 | 138 | 155 | 138 | 198 | 410 | 410 | 638 | 705 | 464 | 297 | 275 | 51 | 705 | 323 | 308 | 184 | 31 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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