Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (26 Aug):
- Morning surf: Morning surf (26 Aug, local time) - 1.5ft (0.4m), 8s period with SW swell.
- Afternoon surf: Afternoon surf (26 Aug, local time) - 1ft (0.3m), 8s period with SSW swell.
- Evening surf: Evening surf (26 Aug, local time) - 1ft (0.3m), 8s period with SSW swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 9AM is: 0.4m 8s primary swell from a Southwest direction and 0.2m 4s secondary swell from a South-southeast direction (forecast issued at 12:00am August 26). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Aug) | 1.5ft (0.4m) | 8s |
| Afternoon (26 Aug) | 1ft (0.3m) | 8s |
| Evening (26 Aug) | 1ft (0.3m) | 8s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 39mm), heaviest during Thu afternoon. Warm (max 23°C on Wed afternoon, min 16°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 26 | Thursday 27 | Friday 28 | ||||||||||||||||||||||
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) | SSW 8 | SSW 8 | SSW 8 | SW 8 | SW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SW 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SW 7 | SSW 7 | SSW 5 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 7 | 7 | 13 | 17 | 16 | 12 | 11 | 11 | 5 | 6 | 5 | 6 | 4 | 4 | 6 | 4 | 16 | 32 | 61 | 77 | 96 | 96 | 111 | 102 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross-off | cross-on | cross-off | off | off | off | cross-off | off | cross-off | off | off | on | on | on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on |
High Tide | 9:25AM3.40m | 9:35PM3.81m | 9:55AM3.58m | 10:04PM4.02m | 10:23AM3.73m | |||||||||||||||||||
Low Tide | 3:39AM0.68m | 3:47PM0.67m | 4:13AM0.41m | 4:20PM0.46m | 4:45AM0.20m | 4:53PM0.30m | ||||||||||||||||||
 | |  | | |  |  |  |  | | | |  |  |  |  |  | | |  | | | | | |
 | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:20 | — | — | — | — | — | — | — | 8:16 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 6 | 11 | 10 | 2 | 2 | 5 | 1 | 1 | — | — | — |
Temp °C | 18 | 17 | 16 | 16 | 20 | 21 | 23 | 21 | 20 | 18 | 17 | 20 | 18 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 |
Feels °C | 14 | 14 | 13 | 14 | 19 | 20 | 23 | 20 | 19 | 17 | 16 | 20 | 17 | 16 | 15 | 13 | 13 | 13 | 14 | 17 | 17 | 16 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | SSW 8 | SSW 8 | SSE 4 | SW 8 | NE 5 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | SSW 7 | NE 5 | SSW 7 | SSW 7 | SSW 7 | NNE 5 | NNE 5 | SW 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | N 4 | NNW 4 | — |
| kJ | 7 | 7 | 4 | 17 | 4 | 12 | 11 | 11 | 5 | 5 | 3 | 5 | 4 | 4 | 14 | 15 | 16 | 32 | 61 | 77 | 96 | 10 | 3 | — |
Swell 2 Height (m) Direction Period (s) | S 13 | S 13 | SSW 8 | SSE 4 | SW 8 | NE 5 | — | — | — | — | SSW 7 | — | — | S 12 | SSW 6 | SSW 6 | S 3 | — | SW 8 | — | NNW 5 | — | — | — |
| kJ | 3 | 3 | 13 | 2 | 16 | 3 | — | — | — | — | 5 | — | — | 3 | 4 | 4 | 1 | — | 20 | — | 22 | — | — | — |
Swell 3 Height (m) Direction Period (s) | NE 5 | S 13 | S 13 | S 13 | SSE 4 | — | S 12 | S 12 | S 12 | SW 12 | — | SW 12 | — | — | SW 12 | — | — | — | — | — | — | — | — | — |
| kJ | 1 | 3 | 3 | 3 | 2 | — | 3 | 3 | 3 | 6 | — | 6 | — | — | 6 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 3 | E 5 | ENE 5 | ENE 5 | — | — | NE 4 | NNE 4 | NNE 3 | NE 4 | ESE 2 | NE 5 | NE 4 | NE 3 | — | SSE 2 | N 4 | NW 4 | NW 4 | NNW 5 | W 4 | SW 7 | SSW 7 | SSW 5 |
| kJ | 12 | 26 | 15 | 9 | — | — | 3 | 1 | 1 | 2 | 1 | 6 | 5 | 4 | — | 1 | 9 | 14 | 20 | 27 | 4 | 96 | 111 | 102 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 180 | 221 | 211 | 246 | 338 | 313 | 296 | 285 | 285 | 285 | 285 | 258 | 258 | 258 | 296 | 106 | 109 | 89 | 109 | 212 | 44 | 44 | 277 | 277 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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