Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (13 Aug):
- Morning surf: Morning surf (13 Aug, local time) - 0.5ft (0.1m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (13 Aug, local time) - 0.5ft (0.1m), 11s period with SW swell.
- Evening surf: Evening surf (13 Aug, local time) - 2ft (0.6m), 4s period with SSW swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 8AM is: 0.1m 9s primary swell from a Southwest direction and 0.1m 5s secondary swell from a Southwest direction, 0.2m 2s secondary swell from a South-southwest direction (forecast issued at 12:00am August 13). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 0.5ft (0.1m) | 11s |
| Afternoon (13 Aug) | 0.5ft (0.1m) | 11s |
| Evening (13 Aug) | 2ft (0.6m) | 4s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri morning. Warm (max 26°C on Wed night, min 14°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 13 | Friday 14 | Saturday 15 | ||||||||||||||||||||||
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 10 | SW 11 | SW 10 | SW 11 | SW 10 | SW 11 | SSW 3 | SSW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SSW 4 | SW 4 | SW 7 | SW 6 | W 8 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 4 | 5 | 4 | 5 | 4 | 4 | 4 | 13 | 24 | 16 | 9 | 5 | 4 | 3 | 2 | 1 | 2 | 2 | 2 | 1 | 1 | 2 | 1 | 1 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:25AM4.00m | 10:38PM4.54m | 11:07AM4.05m | 11:19PM4.59m | 11:46AM4.02m | |||||||||||||||||||
Low Tide | 4:50AM-0.29m | 5:04PM-0.02m | 5:34AM-0.40m | 5:45PM-0.06m | 6:15AM-0.35m | 6:25PM0.02m | ||||||||||||||||||
 | |  | | |  | |  | | | | |  | | |  | | |  | | | | | | |
 | — | 5:52 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:50 | — | — | — | — | — | — | — | 8:47 | — | — | — | — | — | — | — | 8:45 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 22 | 22 | 21 | 22 | 22 | 21 | 19 | 18 | 17 | 17 | 17 | 16 | 17 | 17 | 16 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 15 |
Feels °C | 22 | 21 | 21 | 20 | 20 | 22 | 20 | 17 | 16 | 16 | 17 | 17 | 14 | 15 | 14 | 14 | 14 | 12 | 11 | 9 | 9 | 11 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 5 | SW 10 | SW 10 | SW 8 | SW 8 | SW 11 | SW 11 | SW 7 | SW 8 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SSW 4 | SW 4 | SW 7 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | — |
| kJ | 1 | 4 | 4 | 3 | 3 | 4 | 4 | 2 | 2 | 16 | 9 | 5 | 4 | 3 | 2 | 1 | 2 | 2 | 2 | 1 | 1 | 2 | 1 | — |
Swell 2 Height (m) Direction Period (s) | SW 10 | SW 11 | SW 5 | SW 5 | SW 10 | W 11 | SW 11 | SW 11 | S 11 | S 11 | WNW 3 | — | — | — | WNW 3 | — | — | — | W 8 | — | — | — | — | SW 6 |
| kJ | 4 | 5 | 1 | 1 | 4 | 3 | 4 | 4 | 2 | 2 | 1 | — | — | — | 1 | — | — | — | 1 | — | — | — | — | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SW 11 | — | S 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 5 | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SSW 2 | SSW 2 | SSW 2 | SSW 2 | SW 2 | SSW 3 | SSW 4 | SW 4 | — | — | NW 3 | NNW 3 | NNW 4 | N 4 | N 4 | N 4 | N 4 | N 4 | N 4 | N 4 | N 4 | N 4 | N 4 |
| kJ | — | 1 | 1 | 1 | 1 | 2 | 3 | 13 | 24 | — | — | 3 | 4 | 5 | 5 | 7 | 12 | 14 | 14 | 17 | 19 | 13 | 9 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 150 | 150 | 150 | 172 | 185 | 258 | 258 | 185 | 172 | 172 | 172 | 185 | 329 | 299 | 185 | 185 | 187 | 206 | 187 | 333 | 596 | 618 | 619 | 261 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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