
Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (30 Jun):
- Morning surf: Morning surf (30 Jun, local time) - 4ft (1.2m), 5s period with SSW swell.
- Afternoon surf: Afternoon surf (30 Jun, local time) - 4.5ft (1.3m), 6s period with SSW swell.
- Evening surf: Evening surf (30 Jun, local time) - 4ft (1.2m), 6s period with SSW swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 12AM is: 0.8m 5s primary swell from a South-southwest direction and 0.1m 13s secondary swell from a Southwest direction, 0.1m 13s secondary swell from a Southwest direction (forecast issued at 06:00pm June 29). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Jun) | 4ft (1.2m) | 5s |
| Afternoon (30 Jun) | 4.5ft (1.3m) | 6s |
| Evening (30 Jun) | 4ft (1.2m) | 6s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 16°C on Tue afternoon, min 13°C on Wed night). Winds increasing (light winds from the WSW on Tue night, fresh winds from the S by Wed night). | ||||||||||||||||||||||||
Mon 29 | Tuesday 30 | Wednesday 1 | Thu 2 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map | ||||||||||||||||||||||||
Wave Height (m) Direction Period (s) | SSW 7 | SSW 4 | SSW 5 | SSW 5 | SSW 4 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SW 6 | SSW 6 | SW 6 | SSW 6 | SW 6 | SW 6 | SSW 4 | SSW 5 | SW 6 | SW 6 | SW 6 | SW 7 | SW 7 |
Wave Graph | ||||||||||||||||||||||||
57 | 32 | 40 | 27 | 30 | 47 | 82 | 136 | 119 | 90 | 57 | 34 | 22 | 16 | 13 | 9 | 18 | 28 | 116 | 275 | 296 | 167 | 85 | 52 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-off | cross-off | cross | cross-on | on | cross-on | cross-on | on | on | cross | cross | cross |
High Tide | 10:07PM3.69m | 10:29AM3.50m | 10:44PM3.78m | 11:06AM3.50m | 11:20PM3.84m | 11:40AM3.47m | ||||||||||||||||||
Low Tide | 4:32PM0.71m | 4:57AM0.55m | 5:08PM0.64m | 5:34AM0.48m | 5:43PM0.59m | 6:11AM0.45m | ||||||||||||||||||
— | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | — | |
— | 9:49 | — | — | — | — | — | — | — | 9:47 | — | — | — | — | — | — | — | 9:47 | — | — | — | — | — | 9:47 | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 15 | 16 | 16 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 14 | 16 | 14 | 13 | 14 |
Feels °C | 10 | 12 | 10 | 11 | 10 | 10 | 10 | 10 | 12 | 12 | 15 | 16 | 13 | 12 | 13 | 12 | 11 | 8 | 6 | 8 | 12 | 9 | 9 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SSW 6 | SW 6 | SSW 6 | SW 6 | SSW 6 | SW 6 | WNW 4 | — | — | — | — | SW 6 | SW 7 | SW 7 |
7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 57 | 34 | 22 | 16 | 13 | 9 | 3 | — | — | — | — | 167 | 85 | 52 | |
Swell 2 Height (m) Direction Period (s) | — | SW 13 | SW 13 | SW 13 | SW 13 | — | — | — | — | — | SW 12 | SW 12 | WSW 12 | SW 12 | N 4 | N 4 | N 4 | — | — | — | — | — | — | — |
— | 7 | 7 | 7 | 7 | — | — | — | — | — | 6 | 6 | 15 | 6 | 2 | 2 | 1 | — | — | — | — | — | — | — | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | SW 10 | — | SW 12 | SW 12 | SW 12 | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | 4 | — | 6 | 5 | 5 | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | SSW 7 | SSW 4 | SSW 5 | SSW 5 | SSW 4 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | — | WNW 3 | NW 4 | NW 4 | WNW 4 | WNW 4 | SW 6 | SSW 4 | SSW 5 | SW 6 | SW 6 | WNW 4 | NW 5 | NW 5 |
57 | 32 | 40 | 27 | 30 | 47 | 82 | 136 | 119 | 90 | — | 4 | 17 | 14 | 10 | 9 | 18 | 28 | 116 | 275 | 296 | 15 | 69 | 45 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 187 | 187 | 166 | 179 | 226 | 260 | 259 | 256 | 106 | 258 | 44 | 44 | 0 | 167 | 44 | 44 | 261 | 338 | 299 | 313 | 283 | 283 | 173 | 96 |
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)











