Surf Forecasts:
How big are the waves at Hells Mouth (Porth Neigwl) today (16 Aug):
- Morning surf: Morning surf (16 Aug, local time) - 0.5ft (0.1m), 7s period with SW swell.
- Afternoon surf: Afternoon surf (16 Aug, local time) - 0.5ft (0.1m), 7s period with SW swell.
- Evening surf: Evening surf (16 Aug, local time) - 0.5ft (0.1m), 7s period with W swell.
The current surf forecast for Hells Mouth (Porth Neigwl) at 7PM is: 0.2m 4s primary swell from a West-southwest direction and 0.1m 7s secondary swell from a West direction, 0.1m 7s secondary swell from a West direction (forecast issued at 12:00pm August 16). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Aug) | 0.5ft (0.1m) | 7s |
| Afternoon (16 Aug) | 0.5ft (0.1m) | 7s |
| Evening (16 Aug) | 0.5ft (0.1m) | 7s |
Table - waves today at Hells Mouth (Porth Neigwl). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Mon night. Very mild (max 18°C on Mon night, min 14°C on Sun morning). Winds increasing (calm on Sun morning, fresh winds from the WSW by Tue night). | |||||||||||||||||||||
Sun 16 | Monday 17 | Tuesday 18 | |||||||||||||||||||
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 | WSW 4 | SW 3 | SW 3 | WSW 4 | WSW 4 | WSW 5 | SW 5 | SW 5 | SW 5 | SW 3 | SW 4 | WSW 5 | WSW 5 | SW 6 | SW 6 | WSW 6 | SW 6 | WSW 4 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2 | 2 | 2 | 2 | 2 | 3 | 6 | 7 | 9 | 6 | 7 | 7 | 6 | 27 | 27 | 30 | 37 | 37 | 22 | 25 | 24 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | on | cross-on | on | on | cross | cross-off | cross | cross | cross-on | cross-on | cross-on | on | cross-on | cross | cross | cross-on | on | on | cross-on |
High Tide | 11:16AM4.24m | 11:35PM4.56m | 11:55AM4.03m | 00:15AM4.20m | 12:35PM3.75m | ||||||||||||||||
Low Tide | 6:16PM0.37m | 6:46AM0.37m | 6:49PM0.61m | 7:18AM0.70m | 7:22PM0.88m | ||||||||||||||||
 |  | | |  | | | | | | | | |  | | | | | | |  | |
 | 6:00 | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | 8:43 | — | — | — | — | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:38 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — |
Temp °C | 14 | 15 | 15 | 16 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 18 | 16 | 16 | 16 | 17 | 18 | 18 |
Feels °C | 14 | 14 | 13 | 14 | 15 | 16 | 17 | 15 | 15 | 14 | 16 | 14 | 12 | 14 | 16 | 12 | 13 | 13 | 15 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 7 | W 7 | W 7 | W 7 | WSW 4 | WSW 4 | WSW 5 | SW 5 | SW 5 | SW 5 | — | — | — | — | SW 6 | SW 6 | WSW 6 | NW 4 | W 17 |
| kJ | 2 | 2 | 2 | 1 | 1 | 1 | 6 | 7 | 9 | 6 | 7 | 7 | — | — | — | — | 37 | 37 | 22 | 3 | 5 |
Swell 2 Height (m) Direction Period (s) | — | — | — | W 7 | W 7 | — | W 7 | — | — | NNW 3 | NW 3 | NW 3 | — | — | — | — | W 16 | W 16 | NW 4 | W 16 | W 17 |
| kJ | — | — | — | 1 | 1 | — | 1 | — | — | 1 | 2 | 2 | — | — | — | — | 5 | 5 | 4 | 5 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 17 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | WSW 4 | SW 3 | SW 3 | — | — | NW 3 | NW 3 | WNW 3 | — | SW 3 | SW 4 | WSW 5 | WSW 5 | NW 4 | NW 4 | — | SW 6 | WSW 4 |
| kJ | — | — | — | 2 | 2 | 3 | — | — | 1 | 2 | 1 | — | 6 | 27 | 27 | 30 | 4 | 6 | — | 25 | 24 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 294 | 322 | 312 | 331 | 319 | 197 | 294 | 292 | 299 | 299 | 333 | 331 | 381 | 463 | 463 | 188 | 201 | 5 | 1172 | 635 | 298 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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