Surf Forecasts:
How big are the waves at Trefor today (31 Aug):
- Afternoon surf: Afternoon surf (31 Aug, local time) - 2.5ft (0.7m), 8s period with SW swell.
- Evening surf: Evening surf (31 Aug, local time) - 2ft (0.6m), 8s period with WSW swell.
The current surf forecast for Trefor at 9PM is: 0.6m 8s primary swell from a West-southwest direction and 0.4m 4s secondary swell from a Northwest direction, 0.4m 4s secondary swell from a Northwest direction (forecast issued at 06:00pm August 31). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | - | - |
| Afternoon (31 Aug) | 2.5ft (0.7m) | 8s |
| Evening (31 Aug) | 2ft (0.6m) | 8s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Tue night. Very mild (max 19°C on Thu morning, min 14°C on Mon night). Winds increasing (light winds from the W on Mon night, fresh winds from the S by Wed morning). | |||||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | |||||||||||||||||
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) | SW 8 | SW 8 | SW 8 | SW 8 | SW 7 | SW 6 | NW 4 | SW 4 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | W 16 | W 16 | W 16 | SW 6 | SW 6 | SW 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 72 | 55 | 31 | 28 | 26 | 27 | 1 | 0 | 0 | 0 | 0 | 30 | 23 | 5 | 5 | 5 | 0 | 146 | 155 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off |
High Tide | 11:26PM3.95m | 11:46AM3.61m | 00:04AM3.80m | 12:25PM3.48m | |||||||||||||||
Low Tide | 6:08PM0.27m | 6:35AM0.22m | 6:45PM0.41m | 7:14AM0.44m | 7:27PM0.62m | ||||||||||||||
 | |  | |  |  | |  | |  |  | | | | | |  | |  | |
 | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — |
 | — | 8:09 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:05 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 2 | 1 | 1 | — | 1 | 1 | 1 | — | — |
Temp °C | 16 | 16 | 16 | 15 | 14 | 14 | 16 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 18 | 17 | 16 |
Feels °C | 12 | 14 | 14 | 13 | 11 | 11 | 12 | 13 | 12 | 13 | 13 | 15 | 15 | 14 | 12 | 12 | 16 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 8 | NW 4 | NW 4 | NW 4 | — | — | — | — | SW 5 | SW 5 | W 16 | W 16 | W 16 | — | — | — |
| kJ | 72 | 55 | 31 | 28 | 2 | 2 | 1 | — | — | — | — | 30 | 23 | 5 | 5 | 5 | — | — | — |
Swell 2 Height (m) Direction Period (s) | NW 5 | NW 5 | NW 4 | — | SW 8 | SW 8 | — | — | — | — | — | — | W 16 | — | — | — | — | — | — |
| kJ | 25 | 13 | 4 | — | 10 | 2 | — | — | — | — | — | — | 5 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 5 | — | NW 4 | NW 4 | SW 7 | SW 6 | SW 4 | SW 4 | SW 5 | SW 5 | SW 5 | — | — | SW 5 | SSW 4 | SSW 5 | SW 6 | SW 6 | SW 7 |
| kJ | 20 | — | 4 | 4 | 26 | 27 | 18 | 32 | 49 | 55 | 50 | — | — | 19 | 30 | 103 | 137 | 146 | 155 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 20 | 20 | 20 | 20 | 149 | 149 | 260 | 319 | 290 | 269 | 269 | 252 | 252 | 280 | 294 | 283 | 311 | 276 | 276 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Trefor surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest