Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (11 Oct):
- Morning surf: Morning surf (11 Oct, local time) - 1.5ft (0.4m), 6s period with SW swell.
- Afternoon surf: Afternoon surf (11 Oct, local time) - 1ft (0.3m), 6s period with SW swell.
- Evening surf: Evening surf (11 Oct, local time) - 3ft (0.9m), 4s period with S swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 11AM is: 0.3m 6s primary swell from a Southwest direction (forecast issued at 06:00am October 11). An open ocean swell of 0.5m 5s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Oct) | 1.5ft (0.4m) | 6s |
| Afternoon (11 Oct) | 1ft (0.3m) | 6s |
| Evening (11 Oct) | 3ft (0.9m) | 4s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Tue morning. Very mild (max 17°C on Mon night, min 11°C on Sun morning). Winds increasing (calm on Sun morning, fresh winds from the SSW by Mon night). | |||||||||||||||||||||||
Sunday 11 | Monday 12 | Tuesday 13 | |||||||||||||||||||||
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 5 | SW 6 | SW 6 | SW 6 | SW 6 | S 4 | S 5 | S 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SW 7 | SW 7 | SW 7 | SW 6 | SSW 6 | SW 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 7 | 8 | 5 | 5 | 5 | 12 | 41 | 105 | 247 | 355 | 284 | 210 | 160 | 239 | 292 | 346 | 361 | 227 | 135 | 135 | 134 | 74 | 63 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | glassy | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:14AM4.10m | 10:28PM4.28m | 10:46AM4.11m | 11:03PM4.16m | 11:19AM4.04m | ||||||||||||||||||
Low Tide | 4:59PM0.05m | 5:19AM0.01m | 5:34PM0.11m | 5:53AM0.22m | 6:09PM0.26m | ||||||||||||||||||
 | |  | |  | |  | | |  |  | | | | | | | |  | | | |  | |
 | — | 7:35 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — |
 | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:28 | — | — |
mm | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 4 | 5 | 1 | — | — | — |
Temp °C | 12 | 11 | 11 | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 17 | 17 | 14 | 14 | 15 | 15 | 15 | 14 |
Feels °C | 8 | 8 | 10 | 9 | 8 | 9 | 9 | 9 | 10 | 11 | 11 | 12 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 5 | NNW 5 | N 5 | NNW 5 | NNW 4 | N 4 | — | — | SW 14 | SW 14 | WSW 13 | SW 12 | SW 12 | SW 12 | WSW 11 | WSW 11 | — | SW 7 | — | WSW 12 | SW 12 | SSW 6 | SW 7 |
| kJ | 7 | 27 | 12 | 8 | 4 | 1 | — | — | 8 | 8 | 17 | 25 | 34 | 34 | 22 | 12 | — | 227 | — | 15 | 21 | 74 | 63 |
Swell 2 Height (m) Direction Period (s) | — | SW 6 | SW 6 | SW 6 | SW 6 | — | — | — | W 14 | WSW 14 | — | — | — | — | — | — | — | SW 12 | — | — | — | SW 11 | SW 11 |
| kJ | — | 8 | 5 | 5 | 5 | — | — | — | 4 | 18 | — | — | — | — | — | — | — | 6 | — | — | — | 20 | 40 |
Swell 3 Height (m) Direction Period (s) | — | — | WNW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 5 | W 4 | — | — | S 3 | S 4 | S 5 | S 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SW 7 | SW 7 | SW 7 | SW 6 | WNW 4 | WNW 4 |
| kJ | 62 | 5 | — | — | 4 | 12 | 41 | 105 | 247 | 355 | 284 | 210 | 160 | 239 | 292 | 346 | 361 | 164 | 135 | 135 | 134 | 13 | 16 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 53 | 185 | 172 | 198 | 259 | 259 | 277 | 277 | 283 | 49 | 49 | 49 | 299 | 87 | 105 | 284 | 106 | 44 | 44 | 338 | 283 | 44 | 44 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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