Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (29 Aug):
- Morning surf: Morning surf (29 Aug, local time) - 2.5ft (0.8m), 6s period with SSW swell.
- Afternoon surf: Afternoon surf (29 Aug, local time) - 2.5ft (0.7m), 6s period with SSW swell.
- Evening surf: Evening surf (29 Aug, local time) - 2.5ft (0.8m), 7s period with SSW swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 8PM is: 0.7m 7s primary swell from a South-southwest direction (forecast issued at 12:00pm August 29). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | 2.5ft (0.8m) | 6s |
| Afternoon (29 Aug) | 2.5ft (0.7m) | 6s |
| Evening (29 Aug) | 2.5ft (0.8m) | 7s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Sat morning. Very mild (max 17°C on Sat morning, min 14°C on Sun night). Winds increasing (light winds from the W on Sat night, fresh winds from the NW by Mon morning). | |||||||||||||||||||||
Sat 29 | Sunday 30 | Monday 31 | |||||||||||||||||||
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 6 | SSW 6 | SSW 6 | SSW 6 | SSW 8 | SSW 8 | SSW 9 | SW 9 | SSW 8 | SSW 8 | SSW 5 | SSW 6 | SW 7 | SW 7 | SSW 7 | SW 8 | NW 6 | NW 5 | SW 8 | SW 8 | SW 7 |
Wave Graph | |||||||||||||||||||||
44 | 34 | 25 | 34 | 72 | 126 | 135 | 110 | 90 | 105 | 48 | 97 | 151 | 119 | 96 | 110 | 154 | 87 | 50 | 59 | 27 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | off | off | cross-off | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | on |
High Tide | 10:51AM3.84m | 11:00PM4.28m | 11:19AM3.92m | 11:30PM4.30m | 11:49AM3.93m | ||||||||||||||||
Low Tide | 5:26PM0.21m | 5:52AM0.00m | 6:01PM0.20m | 6:27AM0.05m | 6:37PM0.27m | ||||||||||||||||
6:20 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | |
— | — | — | 8:15 | — | — | — | — | — | — | — | 8:13 | — | — | — | — | — | — | — | 8:09 | — | |
mm | 1 | 3 | 2 | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 15 | 16 | 15 | 15 | 15 | 15 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 15 | 17 |
Feels °C | 17 | 15 | 14 | 15 | 15 | 15 | 14 | 13 | 13 | 12 | 11 | 12 | 12 | 13 | 10 | 9 | 7 | 8 | 11 | 11 | 15 |
Swell 1 Height (m) Direction Period (s) | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 8 | SSW 8 | SSW 9 | SW 9 | — | — | SW 8 | — | SW 7 | SW 7 | SSW 7 | SW 8 | SW 8 | SW 8 | NNW 5 | NNW 5 | N 5 |
44 | 34 | 25 | 34 | 72 | 126 | 135 | 110 | — | — | 16 | — | 151 | 119 | 96 | 84 | 64 | 50 | 28 | 21 | 13 | |
Swell 2 Height (m) Direction Period (s) | — | N 4 | SE 4 | — | — | NNW 3 | NNW 3 | — | — | — | — | — | — | — | SW 11 | — | — | — | SW 8 | SW 8 | SW 7 |
— | 2 | 1 | — | — | 1 | 1 | — | — | — | — | — | — | — | 20 | — | — | — | 50 | 50 | 27 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | — | — | NNE 2 | — | NNW 3 | NW 3 | WSW 2 | — | SSW 8 | SSW 8 | SSW 5 | SSW 6 | — | — | WNW 4 | NW 5 | NW 6 | NW 5 | W 5 | SW 8 | WSW 3 |
— | — | 1 | — | 1 | 1 | 1 | — | 90 | 105 | 48 | 97 | — | — | 20 | 110 | 154 | 87 | 21 | 59 | 5 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 211 | 179 | 185 | 168 | 44 | 44 | 299 | 106 | 248 | 285 | 214 | 163 | 44 | 44 | 412 | 283 | 297 | 167 | 44 | 173 | 44 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)












