Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 5.5ft (1.7m), 6s period with W swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 5.5ft (1.7m), 6s period with W swell.
- Evening surf: Evening surf (17 Sep, local time) - 5ft (1.6m), 6s period with W swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 5AM is: 1.8m 6s primary swell from a Southwest direction (forecast issued at 12:00am September 17). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 5.5ft (1.7m) | 6s |
| Afternoon (17 Sep) | 5.5ft (1.7m) | 6s |
| Evening (17 Sep) | 5ft (1.6m) | 6s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Fri afternoon. Very mild (max 17°C on Fri afternoon, min 13°C on Wed night). Mainly strong winds. | ||||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||||||||||||
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 | SW 7 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 5 | W 5 | SW 5 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 177 | 239 | 140 | 180 | 154 | 178 | 152 | 154 | 134 | 104 | 92 | 71 | 217 | 662 | 606 | 459 | 508 | 522 | 558 | 452 | 301 | 194 | 143 | 102 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 1:24AM3.48m | 1:40PM3.31m | 2:09AM3.11m | 2:30PM3.01m | 3:16AM2.79m | 3:54PM2.78m | ||||||||||||||||||
Low Tide | 8:09AM1.03m | 8:30PM1.08m | 8:52AM1.36m | 9:24PM1.38m | 9:52AM1.62m | |||||||||||||||||||
 |  |  | |  |  | |  | |  | | |  |  | |  | | | | | | | | | |
 | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:27 | — | — | — | — | — | — | — | 7:24 | — |
mm | 2 | 1 | — | — | — | — | — | — | — | — | — | — | 1 | 8 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 15 | 13 | 14 | 14 | 15 | 15 | 14 | 13 | 14 | 14 | 14 | 14 | 15 | 17 | 17 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 15 |
Feels °C | 8 | 9 | 7 | 8 | 6 | 9 | 9 | 7 | 7 | 8 | 10 | 8 | 6 | 8 | 12 | 12 | 11 | 11 | 12 | 11 | 11 | 11 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | — | — | SW 7 | — | — | — | — | — | N 15 | N 15 | N 15 | NW 5 | — | — | — | — | — | — | — | — | — | — | — | SW 7 |
| kJ | — | — | 140 | — | — | — | — | — | 4 | 4 | 4 | 16 | — | — | — | — | — | — | — | — | — | — | — | 102 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | N 14 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 6 | SW 6 | WNW 5 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 5 | W 5 | SW 5 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | WSW 4 |
| kJ | 177 | 239 | 74 | 180 | 154 | 178 | 152 | 154 | 134 | 104 | 92 | 71 | 217 | 662 | 606 | 459 | 508 | 522 | 558 | 452 | 301 | 194 | 143 | 61 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 283 | 283 | 277 | 294 | 541 | 541 | 541 | 338 | 187 | 506 | 307 | 287 | 549 | 256 | 549 | 381 | 506 | 506 | 495 | 283 | 549 | 283 | 44 | 44 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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