Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (18 Oct):
The current surf forecast for Cable Bay (Porth Trecastell) at 5AM is: 0.1m 6s primary swell from a Southwest direction (forecast issued at 12:00am October 18). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
Short Range ForecastModerate rain (total 15mm), heaviest on Tue morning. Very mild (max 13°C on Mon afternoon, min 8°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | ||||||||||||||||||||||
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) | SW 6 | SW 6 | — | S 10 | — | NE 2 | NE 3 | NE 3 | NE 3 | NE 4 | NE 4 | NE 4 | NE 5 | SE 3 | SSE 3 | SSE 4 | SSE 4 | S 4 | S 4 | S 6 | SSW 6 | SSW 3 | S 4 | SSW 5 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 2 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 9 | 56 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | off | cross-off | cross | on | cross-on | cross-on |
High Tide | 2:35AM2.77m | 3:07PM2.89m | 4:26AM2.60m | 5:01PM2.85m | 6:08AM2.69m | 6:20PM3.01m | ||||||||||||||||||
Low Tide | 9:14AM1.54m | 10:06PM1.48m | 10:29AM1.65m | 11:34PM1.47m | 11:56AM1.59m | |||||||||||||||||||
 | | |  | | | |  | | | |  | | | | |  |  | |  | | |  | | |
 | — | — | 7:48 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — |
 | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:12 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 3 | 4 | 1 | 4 | 1 | — |
Temp °C | 9 | 9 | 8 | 9 | 10 | 11 | 11 | 11 | 11 | 10 | 9 | 11 | 12 | 13 | 13 | 12 | 11 | 10 | 10 | 11 | 12 | 11 | 12 | 11 |
Feels °C | 6 | 6 | 4 | 6 | 6 | 7 | 7 | 7 | 6 | 4 | 3 | 7 | 9 | 9 | 11 | 9 | 9 | 9 | 9 | 9 | 10 | 8 | 8 | 6 |
Swell 1 Height (m) Direction Period (s) | NNE 3 | N 3 | — | — | — | — | — | — | — | — | — | — | NNE 4 | NNE 5 | NE 5 | N 4 | — | S 4 | S 4 | S 4 | ENE 5 | ENE 5 | NE 5 | NE 4 |
| kJ | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 13 | 10 | 4 | 1 | — | 3 | 3 | 1 | 2 | 3 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | SW 6 | SW 6 | — | — | — | — | — | — | — | — | — | — | N 6 | NNE 5 | N 4 | NE 4 | NE 4 | — | S 6 | S 6 | SSW 6 | W 11 | — | — |
| kJ | 2 | 2 | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 1 | 1 | 1 | — | 1 | 3 | 3 | 2 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | S 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 4 | NE 4 | NE 4 | — | W 8 | — | — |
| kJ | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | 1 | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NE 2 | NE 3 | NE 3 | NE 3 | NE 4 | NE 4 | NE 4 | NE 5 | SE 3 | SSE 3 | SSE 4 | SSE 4 | — | — | — | — | SSW 3 | S 4 | SSW 5 |
| kJ | — | — | — | — | — | 1 | 1 | 2 | 6 | 10 | 29 | 39 | 26 | 1 | 1 | 5 | 5 | — | — | — | — | 3 | 9 | 56 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 158 | 158 | 172 | 172 | 256 | 256 | 256 | 256 | 256 | 180 | 256 | 242 | 258 | 261 | 228 | 181 | 158 | 158 | 158 | 158 | 261 | 261 | 256 | 256 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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