Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (15 Oct):
- Morning surf: Morning surf (15 Oct, local time) - 10ft (3.0m), 8s period with SW swell.
- Afternoon surf: Afternoon surf (15 Oct, local time) - 7ft (2.1m), 8s period with SW swell.
- Evening surf: Evening surf (15 Oct, local time) - 3.5ft (1.1m), 8s period with SW swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 3AM is: 3.0m 8s primary swell from a Southwest direction (forecast issued at 12:00am October 15). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Oct) | 10ft (3.0m) | 8s |
| Afternoon (15 Oct) | 7ft (2.1m) | 8s |
| Evening (15 Oct) | 3.5ft (1.1m) | 8s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Thu morning. Very mild (max 16°C on Wed night, min 10°C on Sat afternoon). Winds decreasing (strong winds from the SSW on Wed night, light winds from the NNW by Thu afternoon). | ||||||||||||||||||||||||
Thursday 15 | Friday 16 | Saturday 17 | ||||||||||||||||||||||
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 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SSW 8 | SSW 7 | SW 7 | SSW 7 | WNW 4 | NW 5 | NW 5 | SW 7 | SW 6 | SW 6 | SW 6 | SSW 6 | SW 12 | SW 12 | SW 6 | SW 6 | S 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1255 | 1191 | 1237 | 1001 | 532 | 328 | 169 | 98 | 68 | 53 | 34 | 32 | 49 | 56 | 11 | 11 | 6 | 6 | 5 | 5 | 5 | 2 | 2 | 2 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off |
High Tide | 00:14AM3.70m | 12:27PM3.66m | 00:52AM3.39m | 1:06PM3.39m | 1:35AM3.06m | 1:53PM3.11m | ||||||||||||||||||
Low Tide | 7:01AM0.77m | 7:22PM0.74m | 7:37AM1.06m | 8:04PM1.03m | 8:20AM1.33m | 8:56PM1.30m | ||||||||||||||||||
 | |  |  | | |  | | | |  |  | | | |  | | | | |  | | | | |
 | — | — | 7:43 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:47 | — | — | — | — | — |
 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | — | — | — | 1 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 15 | 15 | 13 | 12 | 12 | 13 | 13 | 12 | 11 | 11 | 11 | 12 | 13 | 12 | 12 | 11 | 11 | 11 | 12 | 11 | 10 | 10 |
Feels °C | 8 | 6 | 6 | 8 | 10 | 9 | 10 | 10 | 9 | 8 | 6 | 5 | 5 | 6 | 8 | 6 | 7 | 6 | 7 | 8 | 9 | 7 | 6 | 7 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | SW 8 | SW 8 | SW 8 | SSW 8 | SSW 7 | SW 7 | SSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 6 | SW 6 | SW 6 | SSW 6 | NNW 5 | NNW 5 | NNW 4 | NNW 4 | NNW 4 |
| kJ | — | — | — | — | 532 | 328 | 169 | 98 | 68 | 53 | 34 | 23 | 23 | 12 | 11 | 11 | 6 | 6 | 4 | 47 | 19 | 7 | 3 | 1 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | WSW 14 | WSW 14 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 6 | SW 6 | — | SW 6 | SW 6 |
| kJ | — | — | — | — | 20 | 19 | 27 | 27 | 17 | 16 | 16 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 2 | 2 | — | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SW 11 | — | — | — | — | — | — | — | — | — | — | SW 12 | SW 12 | SW 6 | — | S 11 |
| kJ | — | — | — | — | — | — | — | — | 5 | — | — | — | — | — | — | — | — | — | — | 5 | 5 | 2 | — | 2 |
Wind waves Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | — | NW 4 | NW 3 | NW 4 | NW 4 | WNW 4 | WNW 4 | NW 5 | NW 5 | NW 5 | NNW 5 | NNW 6 | NNW 6 | NNW 6 | — | — | — | ENE 2 | ENE 2 |
| kJ | 1255 | 1191 | 1237 | 1001 | 507 | — | 3 | 3 | 6 | 15 | 22 | 32 | 49 | 56 | 59 | 86 | 114 | 109 | 94 | — | — | — | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 261 | 244 | 309 | 261 | 106 | 47 | 0 | 40 | 63 | 167 | 167 | 167 | 187 | 187 | 173 | 185 | 172 | 73 | 172 | 172 | 172 | 172 | 172 | 157 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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