Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (27 Aug):
- Morning surf: Morning surf (27 Aug, local time) - 0.5ft (0.2m), 7s period with SSW swell.
- Afternoon surf: Afternoon surf (27 Aug, local time) - 0.5ft (0.2m), 7s period with SSW swell.
- Evening surf: Evening surf (27 Aug, local time) - 0.5ft (0.2m), 6s period with SSW swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 6AM is: 0.2m 7s primary swell from a South-southwest direction and 0.1m 4s secondary swell from a Southwest direction (forecast issued at 12:00am August 27). An open ocean swell of 0.5m 5s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Aug) | 0.5ft (0.2m) | 7s |
| Afternoon (27 Aug) | 0.5ft (0.2m) | 7s |
| Evening (27 Aug) | 0.5ft (0.2m) | 6s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 41mm), heaviest during Thu afternoon. Warm (max 21°C on Wed night, min 16°C on Wed night). Winds increasing (light winds from the SW on Thu afternoon, fresh winds from the S by Sat morning). | ||||||||||||||||||||||||
Thursday 27 | Friday 28 | Saturday 29 | ||||||||||||||||||||||
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 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 7 | SSW 6 | SSW 6 | SSW 4 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 7 | SSW 7 | SSW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 5 | 6 | 5 | 6 | 4 | 4 | 4 | 4 | 9 | 23 | 44 | 16 | 16 | 35 | 52 | 66 | 76 | 83 | 110 | 83 | 73 | 105 | 134 | 130 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | cross-off | cross-off | on | on | on | cross-on | cross-off | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | on | on | cross-on |
High Tide | 9:55AM3.58m | 10:04PM4.02m | 10:23AM3.73m | 10:32PM4.18m | 10:51AM3.84m | |||||||||||||||||||
Low Tide | 4:13AM0.41m | 4:20PM0.46m | 4:45AM0.20m | 4:53PM0.30m | 5:18AM0.06m | 5:26PM0.21m | ||||||||||||||||||
 | |  |  | |  | |  |  | | | |  |  | |  | | | | | | | | | |
 | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:20 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | — | 8:15 | — |
mm | — | — | 1 | 1 | 3 | 9 | 8 | 1 | — | 1 | 4 | 1 | — | — | — | — | — | — | 4 | 7 | 1 | — | — | — |
Temp °C | 19 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 16 | 16 | 18 | 17 | 17 | 16 | 15 |
Feels °C | 17 | 15 | 14 | 14 | 15 | 16 | 17 | 17 | 16 | 15 | 15 | 15 | 14 | 16 | 15 | 14 | 13 | 13 | 14 | 14 | 13 | 16 | 14 | 11 |
Swell 1 Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | SSW 7 | NE 5 | NE 4 | NNE 4 | SSW 6 | SSW 7 | — | — | SSW 4 | SSW 4 | NNW 4 | NNW 4 | SSW 6 | N 4 | WNW 3 | SSW 7 | SSW 7 | — | SSW 7 | SSW 7 | SSW 8 |
| kJ | 5 | 5 | 5 | 5 | 8 | 5 | 1 | 4 | 9 | — | — | 16 | 10 | 3 | 3 | 66 | 1 | 1 | 110 | 83 | — | 105 | 134 | 130 |
Swell 2 Height (m) Direction Period (s) | SSW 4 | SSW 4 | SW 4 | — | SSW 7 | SSW 7 | SSW 6 | N 4 | N 4 | S 12 | S 12 | SW 6 | SSW 6 | S 11 | S 11 | N 4 | — | N 4 | — | — | — | — | — | — |
| kJ | 2 | 2 | 1 | — | 4 | 4 | 4 | 1 | 1 | 3 | 3 | 10 | 16 | 3 | 2 | 1 | — | 1 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | S 12 | SW 12 | — | SW 12 | S 12 | S 12 | S 12 | S 12 | S 12 | — | — | — | S 11 | — | — | S 11 | — | — | — | — | — | — | — | — |
| kJ | 3 | 6 | — | 6 | 3 | 3 | 3 | 3 | 3 | — | — | — | 3 | — | — | 2 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 3 | NE 4 | NE 5 | NE 5 | — | — | — | — | SSW 3 | SSW 6 | SSW 6 | — | NW 3 | SSW 6 | SSW 6 | — | SSW 7 | SSW 7 | — | — | SSW 6 | — | NW 4 | NW 4 |
| kJ | 2 | 9 | 11 | 18 | — | — | — | — | 1 | 23 | 44 | — | 3 | 35 | 52 | — | 76 | 83 | — | — | 73 | — | 14 | 29 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 285 | 285 | 285 | 258 | 258 | 211 | 211 | 211 | 211 | 211 | 221 | 221 | 173 | 272 | 272 | 272 | 96 | 277 | 277 | 106 | 168 | 44 | 106 | 277 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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