Surf Forecasts:
How big are the waves at Trefor today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 1.5ft (0.5m), 4s period with W swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 0.5ft (0.2m), 3s period with WNW swell.
- Evening surf: Evening surf (31 Jul, local time) - 2.5ft (0.8m), 5s period with SW swell.
The current surf forecast for Trefor at 1AM is: 0.1m 4s primary swell from a Southwest direction and 0.2m 3s secondary swell from a West direction (forecast issued at 06:00pm July 30). The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 1.5ft (0.5m) | 4s |
| Afternoon (31 Jul) | 0.5ft (0.2m) | 3s |
| Evening (31 Jul) | 2.5ft (0.8m) | 5s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri night. Very mild (max 18°C on Sun morning, min 13°C on Thu night). Wind will be generally light. | |||||||||||||||||||
Thu 30 | Friday 31 | Saturday 1 | |||||||||||||||||
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) | NW 4 | WNW 3 | W 3 | W 3 | NW 3 | NW 4 | W 4 | W 4 | WNW 3 | SW 4 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | W 4 | NW 4 | SW 4 | W 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 3 | 1 | 1 | 1 | 2 | 3 | 7 | 6 | 1 | 0 | 25 | 23 | 14 | 11 | 9 | 7 | 2 | 3 | 2 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | glassy | glassy | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | off |
High Tide | 10:16PM3.68m | 10:33AM3.31m | 10:47PM3.76m | 11:04AM3.35m | |||||||||||||||
Low Tide | 4:52PM0.41m | 5:21AM0.26m | 5:26PM0.35m | 5:55AM0.22m | 6:00PM0.36m | ||||||||||||||
 | |  |  | | | | | |  |  | | | | | | | | | |
 | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | — | 9:15 | — | — | — | — | — | — | — | 9:14 | — | — | — | — | — | — | — | 9:12 | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 15 | 14 | 14 | 13 | 14 | 15 | 16 | 17 | 17 | 15 | 13 | 13 | 13 | 14 | 15 | 15 | 14 |
Feels °C | 14 | 14 | 14 | 13 | 11 | 10 | 11 | 12 | 12 | 13 | 15 | 12 | 10 | 10 | 10 | 11 | 13 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 5 | WNW 3 | SW 4 | SW 4 | WSW 4 | SW 5 | — | — | WNW 3 | — | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | — | NW 4 | SW 4 | WSW 4 |
| kJ | 3 | 1 | 1 | 1 | 2 | 3 | — | — | 1 | — | 25 | 23 | 14 | 11 | 9 | — | 2 | 3 | 2 |
Swell 2 Height (m) Direction Period (s) | SW 5 | SW 4 | — | — | — | — | — | — | — | — | — | W 12 | W 11 | W 10 | — | W 9 | W 9 | WNW 4 | — |
| kJ | 3 | 1 | — | — | — | — | — | — | — | — | — | 3 | 2 | 2 | — | 2 | 2 | 1 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 9 | W 9 | W 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | NW 4 | — | W 3 | W 3 | NW 3 | NW 4 | W 4 | W 4 | SW 3 | SW 4 | — | NW 3 | WNW 4 | NW 4 | NW 4 | W 4 | SW 5 | — | — |
| kJ | 3 | — | 1 | 1 | 2 | 3 | 7 | 6 | 3 | 12 | — | 1 | 5 | 8 | 4 | 7 | 5 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1053 | 320 | 285 | 280 | 321 | 318 | 324 | 340 | 1053 | 632 | 348 | 311 | 155 | 318 | 413 | 340 | 340 | 340 | 285 |
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)
Latest Updates
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