Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 4.5ft (1.4m), 5s period with WSW swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 4.5ft (1.3m), 5s period with W swell.
- Evening surf: Evening surf (15 Sep, local time) - 3ft (0.9m), 5s period with NW swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 8AM is: 1.4m 6s primary swell from a Southwest direction (forecast issued at 12:00am September 15). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 4.5ft (1.4m) | 5s |
| Afternoon (15 Sep) | 4.5ft (1.3m) | 5s |
| Evening (15 Sep) | 3ft (0.9m) | 5s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Mon night. Very mild (max 17°C on Mon night, min 13°C on Tue night). Mainly strong winds. | ||||||||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||||||||||||
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 6 | SW 6 | SW 6 | WSW 5 | WSW 5 | W 5 | WNW 5 | NW 5 | SW 6 | SW 6 | NW 5 | NW 5 | NW 5 | W 4 | WSW 4 | SW 4 | SW 5 | SW 6 | SW 6 | WSW 5 | W 5 | W 5 | W 5 | W 5 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 309 | 231 | 157 | 111 | 105 | 75 | 39 | 30 | 17 | 9 | 110 | 100 | 74 | 19 | 11 | 23 | 102 | 141 | 170 | 128 | 121 | 120 | 124 | 124 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 00:07AM4.16m | 12:24PM3.85m | 00:44AM3.84m | 1:00PM3.60m | 1:24AM3.48m | 1:40PM3.31m | ||||||||||||||||||
Low Tide | 6:58AM0.30m | 7:12PM0.44m | 7:33AM0.66m | 7:49PM0.75m | 8:09AM1.03m | 8:30PM1.08m | ||||||||||||||||||
 |  |  | |  |  | | |  |  |  | | | | | | | | | | | | | | |
 | — | 6:50 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:31 | — | — | — | — | — | — | — | 7:30 | — |
mm | 3 | 4 | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | 3 | 1 | — | — | — | — | — | — |
Temp °C | 17 | 17 | 15 | 14 | 15 | 15 | 16 | 15 | 14 | 13 | 14 | 14 | 14 | 15 | 15 | 15 | 14 | 15 | 14 | 14 | 14 | 15 | 15 | 14 |
Feels °C | 12 | 14 | 12 | 9 | 10 | 10 | 12 | 11 | 9 | 7 | 8 | 9 | 9 | 10 | 9 | 9 | 8 | 10 | 8 | 8 | 7 | 9 | 9 | 7 |
Swell 1 Height (m) Direction Period (s) | — | S 12 | — | — | — | — | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 5 | N 5 | NNW 5 | NNW 4 | — | — | — | — | — | — | — | — |
| kJ | — | 3 | — | — | — | — | 23 | 20 | 17 | 9 | 5 | 5 | 5 | 19 | 7 | 4 | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | W 11 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 5 | 5 | 5 | 5 | 5 | 2 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 6 | SW 6 | SW 6 | WSW 5 | WSW 5 | W 5 | WNW 5 | NW 5 | NW 5 | NW 5 | NW 5 | NW 5 | NW 5 | W 4 | WSW 4 | SW 4 | SW 5 | SW 6 | SW 6 | WSW 5 | W 5 | W 5 | W 5 | W 5 |
| kJ | 309 | 231 | 157 | 111 | 105 | 75 | 39 | 30 | 66 | 96 | 110 | 100 | 74 | 19 | 11 | 23 | 102 | 141 | 170 | 128 | 121 | 120 | 124 | 124 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 283 | 168 | 44 | 541 | 597 | 541 | 1093 | 173 | 173 | 319 | 187 | 187 | 277 | 261 | 256 | 277 | 283 | 283 | 277 | 283 | 830 | 830 | 541 | 173 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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