Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 4.5ft (1.3m), 5s period with NW swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 2ft (0.6m), 4s period with W swell.
- Evening surf: Evening surf (16 Sep, local time) - 3.5ft (1.0m), 4s period with SW swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 1PM is: 1.1m 5s primary swell from a Northwest direction and 0.3m 5s secondary swell from a Southwest direction, 0.1m 11s secondary swell from a Southwest direction (forecast issued at 06:00am September 16). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 4.5ft (1.3m) | 5s |
| Afternoon (16 Sep) | 2ft (0.6m) | 4s |
| Evening (16 Sep) | 3.5ft (1.0m) | 4s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Fri afternoon. Very mild (max 17°C on Fri night, min 13°C on Wed night). Winds increasing (moderate winds from the WSW on Wed afternoon, strong winds from the SSW by Fri afternoon). | |||||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||||||||||
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 | NW 5 | NW 5 | NW 5 | W 4 | WSW 4 | SW 4 | SW 5 | SW 6 | WSW 6 | W 5 | W 6 | W 6 | W 6 | W 5 | W 5 | W 5 | W 5 | WSW 5 | SW 5 | SW 7 | SW 7 | SW 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 9 | 83 | 84 | 65 | 12 | 18 | 43 | 133 | 190 | 220 | 152 | 157 | 163 | 152 | 147 | 129 | 104 | 88 | 74 | 117 | 550 | 522 | 432 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross-on | on | on | 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 |
High Tide | 1:00PM3.60m | 1:24AM3.48m | 1:40PM3.31m | 2:09AM3.11m | 2:30PM3.01m | ||||||||||||||||||
Low Tide | 7:33AM0.66m | 7:49PM0.75m | 8:09AM1.03m | 8:30PM1.08m | 8:52AM1.36m | 9:24PM1.38m | |||||||||||||||||
 |  | |  | | |  |  | |  | | | | | | | | | | |  | |  | |
 | 6:52 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:31 | — | — | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:27 | — |
mm | — | — | — | — | — | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | 5 | 2 | — |
Temp °C | 13 | 14 | 14 | 14 | 15 | 15 | 16 | 14 | 15 | 13 | 14 | 14 | 15 | 15 | 14 | 13 | 14 | 14 | 14 | 14 | 14 | 16 | 16 |
Feels °C | 8 | 9 | 8 | 9 | 10 | 9 | 11 | 8 | 10 | 7 | 6 | 6 | 9 | 9 | 8 | 8 | 9 | 10 | 8 | 7 | 6 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | SW 5 | NNW 5 | NNW 5 | NNW 4 | — | — | — | — | — | — | — | — | N 15 | N 15 | N 14 | — | NW 5 | — | — | — |
| kJ | 9 | 5 | 5 | 5 | 20 | 7 | 2 | — | — | — | — | — | — | — | — | 4 | 4 | 4 | — | 3 | — | — | — |
Swell 2 Height (m) Direction Period (s) | SW 11 | SW 7 | SW 11 | SW 11 | — | WNW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 5 | 2 | 5 | 5 | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | SW 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 5 | NW 5 | NW 5 | NW 5 | W 4 | WSW 4 | SW 4 | SW 5 | SW 6 | WSW 6 | W 5 | W 6 | W 6 | W 6 | W 5 | W 5 | W 5 | W 5 | WSW 5 | SW 5 | SW 7 | SW 7 | SW 7 |
| kJ | 92 | 83 | 84 | 65 | 12 | 18 | 43 | 133 | 190 | 220 | 152 | 157 | 163 | 152 | 147 | 129 | 104 | 88 | 74 | 117 | 550 | 522 | 432 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 173 | 173 | 173 | 173 | 261 | 282 | 277 | 283 | 283 | 277 | 284 | 830 | 541 | 541 | 187 | 187 | 187 | 287 | 256 | 506 | 260 | 261 | 381 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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