Surf Forecasts:
How big are the waves at Hells Mouth (Porth Neigwl) today (29 Sep):
- Afternoon surf: Afternoon surf (29 Sep, local time) - 4.5ft (1.4m), 5s period with SSE swell.
- Evening surf: Evening surf (29 Sep, local time) - 5ft (1.5m), 5s period with S swell.
The current surf forecast for Hells Mouth (Porth Neigwl) at 11PM is: 1.5m 5s primary swell from a South direction and 0.5m 8s secondary swell from a Southwest direction (forecast issued at 06:00pm September 29). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Sep) | - | - |
| Afternoon (29 Sep) | 4.5ft (1.4m) | 5s |
| Evening (29 Sep) | 5ft (1.5m) | 5s |
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 21°C on Tue afternoon, min 14°C on Wed night). Winds decreasing (strong winds from the SE on Tue afternoon, moderate winds from the SW by Wed night). | |||||||||||||||||||
Tue 29 | Wednesday 30 | Thursday 1 | |||||||||||||||||
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) | SSE 5 | SSE 5 | S 5 | SW 9 | SW 10 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | WSW 11 | SW 11 | SW 10 | SW 10 | SW 6 |
Wave Graph  | |||||||||||||||||||
 kJ | 91 | 138 | 115 | 383 | 1061 | 792 | 806 | 915 | 1034 | 1029 | 897 | 716 | 558 | 505 | 352 | 328 | 341 | 392 | 145 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | cross-on | cross-on |
High Tide | 10:44PM4.68m | 11:04AM4.46m | 11:26PM4.44m | 11:46AM4.24m | |||||||||||||||
Low Tide | 5:19PM0.33m | 5:43AM0.41m | 5:57PM0.50m | 6:22AM0.69m | 6:43PM0.73m | ||||||||||||||
 | |  | |  | |  | | |  |  | | | |  |  | |  | | |
 | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — |
 | — | 7:00 | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:55 | — | — |
mm | — | — | 1 | 4 | 7 | 1 | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — |
Temp °C | 21 | 20 | 19 | 17 | 15 | 15 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 15 | 15 | 15 |
Feels °C | 14 | 12 | 13 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 10 | 11 | 9 | 10 | 9 | 11 | 9 | 8 | 9 |
Swell 1 Height (m) Direction Period (s) | — | W 8 | SW 8 | SW 9 | ESE 4 | SW 11 | SW 11 | — | — | — | SW 11 | WSW 11 | SW 11 | SW 11 | WSW 11 | SW 11 | — | WSW 10 | WSW 10 |
| kJ | — | 1 | 10 | 383 | 1 | 792 | 347 | — | — | — | 341 | 242 | 268 | 268 | 352 | 328 | — | 60 | 38 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 5 | SSE 5 | S 5 | SSE 5 | SW 10 | SW 5 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | — | — | SW 10 | SW 10 | SW 6 |
| kJ | 91 | 138 | 115 | 52 | 1061 | 20 | 806 | 915 | 1034 | 1029 | 897 | 716 | 558 | 505 | — | — | 341 | 392 | 145 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 917 | 464 | 464 | 949 | 410 | 64 | 319 | 308 | 309 | 255 | 52 | 52 | 52 | 52 | 64 | 255 | 255 | 204 | 64 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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