Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (16 Aug):
The current surf forecast for Cable Bay (Porth Trecastell) at 2AM is: 0.1m 6s primary swell from a Southwest direction (forecast issued at 06:00pm August 15). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
Short Range ForecastLight rain (total 2mm), mostly falling on Mon night. Very mild (max 18°C on Mon night, min 14°C on Sat night). Winds increasing (calm on Sat night, fresh winds from the S by Mon night). | |||||||||||||||||||
Sat 15 | Sunday 16 | Monday 17 | |||||||||||||||||
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 6 | SW 6 | SW 6 | SW 6 | SW 6 | — | — | — | — | — | SW 4 | SW 3 | SW 3 | SW 3 | SW 3 | NW 3 | SW 5 | SW 5 | SSW 4 |
Wave Graph  | |||||||||||||||||||
 kJ | 1 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 3 | 2 | 2 | 4 | 4 | 14 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | off | glassy | glassy | cross-on | on | on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 00:00AM4.50m | 12:25PM3.91m | 00:40AM4.27m | 1:04PM3.73m | |||||||||||||||
Low Tide | 6:25PM0.02m | 6:55AM-0.16m | 7:05PM0.20m | 7:34AM0.15m | 7:45PM0.46m | ||||||||||||||
 | |  | | | |  |  | | | | | | | | | | | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — |
 | — | 8:45 | — | — | — | — | — | — | — | 8:44 | — | — | — | — | — | — | — | 8:42 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 14 | 15 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 |
Feels °C | 11 | 12 | 11 | 12 | 13 | 13 | 14 | 13 | 13 | 11 | 12 | 14 | 16 | 16 | 14 | 14 | 14 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 6 | N 4 | N 4 | N 3 | — | — | — | — | — | — | SW 4 | SW 4 | SW 3 | SW 3 | SW 3 | SW 4 | SW 5 | NW 3 | — |
| kJ | 1 | 3 | 1 | 1 | — | — | — | — | — | — | 1 | 1 | 3 | 3 | 2 | 2 | 4 | 2 | — |
Swell 2 Height (m) Direction Period (s) | — | — | SW 6 | SW 6 | SW 6 | — | — | — | — | — | — | — | — | — | SW 5 | — | SW 5 | SW 5 | — |
| kJ | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 | — | 4 | 4 | — |
Swell 3 Height (m) Direction Period (s) | — | SW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 4 | — | — | — | — | — | — | — | — | — | — | SW 3 | — | — | NW 3 | NW 3 | NW 3 | SSW 5 | SSW 4 |
| kJ | 5 | — | — | — | — | — | — | — | — | — | — | 2 | — | — | 1 | 2 | 3 | 2 | 14 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 333 | 333 | 261 | 256 | 256 | 256 | 256 | 259 | 259 | 285 | 297 | 221 | 258 | 258 | 258 | 285 | 297 | 297 | 390 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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