Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 5ft (1.5m), 5s period with SSW swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 7ft (2.2m), 7s period with SSW swell.
- Evening surf: Evening surf (10 Sep, local time) - 4.5ft (1.4m), 7s period with SW swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 3PM is: 2.2m 7s primary swell from a South-southwest direction (forecast issued at 12:00pm September 10). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 5ft (1.5m) | 5s |
| Afternoon (10 Sep) | 7ft (2.2m) | 7s |
| Evening (10 Sep) | 4.5ft (1.4m) | 7s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Sat morning. Very mild (max 18°C on Sat night, min 14°C on Thu night). Winds decreasing (strong winds from the SSW on Thu morning, light winds from the W by Fri afternoon). | |||||||||||||||||||||
Thu 10 | Friday 11 | Saturday 12 | |||||||||||||||||||
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) | SSW 5 | SSW 6 | SSW 7 | SSW 7 | SW 7 | SW 7 | SW 7 | SW 6 | SW 6 | SSW 6 | SW 6 | SSW 6 | SSW 6 | SSW 4 | SW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 143 | 389 | 437 | 251 | 168 | 103 | 63 | 42 | 33 | 26 | 19 | 15 | 20 | 40 | 145 | 252 | 284 | 381 | 447 | 305 | 192 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on |
High Tide | 9:29AM3.86m | 9:39PM4.37m | 10:06AM4.03m | 10:17PM4.51m | 10:42AM4.11m | ||||||||||||||||
Low Tide | 4:02PM0.12m | 4:31AM-0.30m | 4:43PM-0.03m | 5:10AM-0.34m | 5:22PM-0.06m | ||||||||||||||||
 | |  | |  |  | |  | | |  | | | | | | | | | |  | |
 | 6:41 | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — |
 | — | — | — | 7:46 | — | — | — | — | — | — | — | 7:44 | — | — | — | — | — | — | — | 7:42 | — |
mm | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | 2 | 3 | 2 | — | — | 1 |
Temp °C | 15 | 16 | 16 | 17 | 17 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 17 | 17 | 18 |
Feels °C | 8 | 9 | 10 | 14 | 14 | 13 | 13 | 11 | 11 | 11 | 12 | 12 | 11 | 9 | 9 | 10 | 10 | 11 | 14 | 14 | 16 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | SW 7 | SW 7 | SW 6 | SW 6 | SSW 6 | SW 6 | SSW 6 | N 4 | — | — | — | — | — | — | — | SW 7 |
| kJ | — | — | — | — | — | 103 | 63 | 42 | 33 | 26 | 19 | 15 | 1 | — | — | — | — | — | — | — | 192 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | NNW 4 | NNW 4 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 3 | 2 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | WNW 3 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 5 | SSW 6 | SSW 7 | SSW 7 | SW 7 | W 4 | WNW 4 | WNW 4 | NW 4 | NW 4 | WNW 4 | — | SSW 6 | SSW 4 | SW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | — |
| kJ | 143 | 389 | 437 | 251 | 168 | 7 | 8 | 13 | 17 | 13 | 2 | — | 20 | 40 | 145 | 252 | 284 | 381 | 447 | 305 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 285 | 272 | 302 | 307 | 471 | 506 | 44 | 248 | 44 | 63 | 172 | 173 | 44 | 181 | 187 | 293 | 293 | 299 | 313 | 333 | 96 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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