Surf Forecasts:
How big are the waves at Cable Bay (Porth Trecastell) today (28 Sep):
- Morning surf: Morning surf (28 Sep, local time) - 2.5ft (0.7m), 7s period with SW swell.
- Afternoon surf: Afternoon surf (28 Sep, local time) - 2ft (0.6m), 7s period with SSW swell.
- Evening surf: Evening surf (28 Sep, local time) - 1.5ft (0.4m), 7s period with SSW swell.
The current surf forecast for Cable Bay (Porth Trecastell) at 5AM is: 0.9m 7s primary swell from a Southwest direction and 0.5m 4s secondary swell from a Northwest direction (forecast issued at 12:00am September 28). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Sep) | 2.5ft (0.7m) | 7s |
| Afternoon (28 Sep) | 2ft (0.6m) | 7s |
| Evening (28 Sep) | 1.5ft (0.4m) | 7s |
Table - waves today at Cable Bay (Porth Trecastell). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Tue night. Warm (max 20°C on Tue afternoon, min 13°C on Mon night). Winds increasing (light winds from the WSW on Sun night, strong winds from the SSW by Wed afternoon). | ||||||||||||||||||||||||
Monday 28 | Tuesday 29 | Wednesday 30 | ||||||||||||||||||||||
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 | SW 7 | SSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SSE 4 | SE 4 | SSE 5 | S 5 | SSE 5 | SSE 5 | S 6 | S 7 | S 7 | SSW 9 | SSW 7 | SSW 8 | SSW 9 | SSW 10 | SSW 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 96 | 96 | 68 | 53 | 34 | 24 | 23 | 11 | 11 | 20 | 21 | 33 | 27 | 25 | 69 | 144 | 380 | 698 | 730 | 577 | 823 | 1476 | 1449 | 1113 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-on | cross-on | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on |
High Tide | 10:29PM4.36m | 10:48AM4.13m | 11:02PM4.37m | 11:22AM4.15m | 11:39PM4.28m | 11:58AM4.06m | ||||||||||||||||||
Low Tide | 5:22AM-0.09m | 5:36PM0.07m | 5:59AM-0.02m | 6:15PM0.12m | 6:39AM0.16m | 6:57PM0.27m | ||||||||||||||||||
 |  |  |  | | | | | | | | |  | | | |  | |  |  | |  | | | |
 | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — |
 | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | 6:58 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 6 | 1 | — | 1 | — | — |
Temp °C | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 14 | 13 | 15 | 18 | 19 | 20 | 20 | 19 | 18 | 16 | 16 | 16 | 16 | 15 | 15 |
Feels °C | 11 | 12 | 12 | 12 | 11 | 13 | 12 | 11 | 11 | 11 | 10 | 12 | 15 | 15 | 14 | 14 | 13 | 12 | 11 | 9 | 8 | 7 | 8 | 10 |
Swell 1 Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | SW 7 | SSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SSW 6 | SSW 5 | ENE 5 | ENE 5 | SSW 6 | ENE 5 | ENE 5 | — | — | — | — | — | — | — | — |
| kJ | 96 | 96 | 68 | 53 | 34 | 24 | 23 | 11 | 11 | 4 | 9 | 3 | 3 | 14 | 3 | 3 | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | SW 13 | NW 4 | NW 4 | NW 3 | WNW 3 | S 12 | — | S 12 | SW 12 | S 12 | S 12 | S 12 | S 12 | ENE 6 | — | — | — | — | — | — | — | — | — | — |
| kJ | 7 | 7 | 3 | 2 | 1 | 3 | — | 3 | 6 | 3 | 3 | 3 | 3 | 3 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | SW 13 | SW 12 | SW 12 | S 12 | SW 12 | S 12 | — | — | — | — | W 12 | — | S 12 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 6 | 6 | 6 | 3 | 6 | 3 | — | — | — | — | 3 | — | 3 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 4 | — | — | — | — | — | — | E 2 | SSE 3 | SSE 4 | SE 4 | SSE 5 | S 5 | SSE 5 | SSE 5 | S 6 | S 7 | S 7 | SSW 9 | SSW 7 | SSW 8 | SSW 9 | SSW 10 | SSW 11 |
| kJ | 16 | — | — | — | — | — | — | 1 | 8 | 20 | 21 | 33 | 27 | 25 | 69 | 144 | 380 | 698 | 730 | 577 | 823 | 1476 | 1449 | 1113 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 44 | 44 | 44 | 44 | 150 | 157 | 158 | 181 | 181 | 181 | 420 | 446 | 576 | 593 | 883 | 990 | 336 | 284 | 226 | 445 | 282 | 279 | 299 | 89 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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