Surf Forecasts:
How big are the waves at Trefor today (06 Aug):
- Morning surf: Morning surf (06 Aug, local time) - 3ft (0.9m), 5s period with NW swell.
- Afternoon surf: Afternoon surf (06 Aug, local time) - 2.5ft (0.7m), 4s period with W swell.
- Evening surf: Evening surf (06 Aug, local time) - 0.5ft (0.1m), 12s period with W swell.
The current surf forecast for Trefor at 12AM is: 1.2m 5s primary swell from a West direction and 0.1m 13s secondary swell from a West direction, 0.1m 13s secondary swell from a West direction (forecast issued at 06:00pm August 05). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Aug) | 3ft (0.9m) | 5s |
| Afternoon (06 Aug) | 2.5ft (0.7m) | 4s |
| Evening (06 Aug) | 0.5ft (0.1m) | 12s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Wed afternoon. Very mild (max 17°C on Wed afternoon, min 13°C on Wed night). Winds decreasing (fresh winds from the WNW on Wed night, light winds from the SSE by Thu night). | |||||||||||||||||||
Wed 5 | Thursday 6 | Friday 7 | |||||||||||||||||
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) | WSW 5 | WSW 5 | SW 6 | W 5 | WNW 5 | NW 5 | NW 5 | W 4 | SW 6 | W 12 | W 12 | W 12 | SW 4 | SW 4 | W 12 | W 12 | W 12 | W 12 | W 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 84 | 51 | 32 | 67 | 44 | 49 | 29 | 18 | 9 | 3 | 3 | 3 | 16 | 9 | 3 | 3 | 3 | 3 | 3 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 1:39PM3.12m | 2:02AM3.30m | 2:35PM2.97m | 3:05AM3.07m | 3:46PM2.85m | ||||||||||||||
Low Tide | 8:37PM0.91m | 9:17AM0.87m | 9:37PM1.07m | 10:24AM1.04m | |||||||||||||||
 | |  |  |  |  | | |  | | | | |  | | | | | | |
 | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — |
 | — | 9:05 | — | — | — | — | — | — | — | 9:02 | — | — | — | — | — | — | — | 9:00 | — |
mm | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 15 | 13 | 13 | 13 | 13 | 14 | 15 | 16 | 14 | 15 | 15 | 15 | 16 | 16 | 17 | 16 | 15 |
Feels °C | 11 | 11 | 10 | 7 | 8 | 8 | 9 | 11 | 13 | 13 | 11 | 12 | 14 | 13 | 13 | 12 | 14 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | — | — | SW 6 | W 13 | SW 6 | SW 6 | SW 6 | NNW 5 | SW 6 | WNW 4 | — | — | SW 4 | SW 4 | W 12 | — | — | — | W 12 |
| kJ | — | — | 32 | 3 | 15 | 16 | 16 | 5 | 9 | 1 | — | — | 16 | 9 | 3 | — | — | — | 3 |
Swell 2 Height (m) Direction Period (s) | — | — | W 13 | — | — | — | — | — | NW 4 | NNW 4 | W 12 | W 12 | W 12 | W 12 | — | W 12 | W 12 | W 12 | W 12 |
| kJ | — | — | 3 | — | — | — | — | — | 4 | 2 | 3 | 3 | 3 | 3 | — | 3 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | W 13 | NNW 5 | W 12 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 3 | 2 | 3 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 5 | WSW 5 | WNW 5 | W 5 | WNW 5 | NW 5 | NW 5 | W 4 | — | SW 6 | SW 3 | SW 4 | WSW 4 | — | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 |
| kJ | 84 | 51 | 27 | 67 | 44 | 49 | 29 | 18 | — | 11 | 5 | 14 | 16 | — | 6 | 6 | 7 | 7 | 18 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 488 | 517 | 345 | 348 | 299 | 149 | 283 | 20 | 298 | 287 | 283 | 283 | 283 | 287 | 287 | 285 | 285 | 280 | 280 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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