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Trefor Surf Forecast
/ Wales – Lleyn (14 surf breaks) /
Surf Forecasts:
Trefor surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 12 am Monday 04 May 2026 BSTForecast update in hr min s Forecast update imminent
Trefor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Trefor sea temperature is
11.6° C
(Which is 1.9°C warmer than normal for this time of year)How big are the waves at Trefor today?
The current surf forecast for Trefor at 6AM is: 0.1m 5s primary swell from a Southwest direction (forecast issued at 12:00am May 04). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 0.5ft (0.1m) | 5s |
| Afternoon (04 May) | 1.5ft (0.5m) | 3s |
| Evening (04 May) | 1ft (0.3m) | 3s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 13°C on Mon morning, min 8°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SW 5 | SW 5 | SW 5 | — | NNW 3 | N 3 | NNW 3 | N 3 | — | — | — | NNW 2 | NNW 3 | NNW 3 | NNW 3 | NNW 3 | NW 4 | NNW 4 | NW 4 | — | ESE 3 | — | — | — | |
1 | 1 | 1 | 0 | 2 | 6 | 3 | 2 | 0 | 0 | 0 | 1 | 1 | 6 | 4 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | |
High Tide | 10:32PM3.61m | 10:52AM3.44m | 11:06PM3.51m | 11:26AM3.26m | 11:40PM3.36m | 12:01PM3.04m | ||||||||||||||||||
Low Tide | 5:32AM0.47m | 5:45PM0.67m | 6:08AM0.60m | 6:19PM0.83m | 6:47AM0.77m | 6:57PM0.99m | ||||||||||||||||||
 |  |  | | |  | | | | | | | | | | | |  |  | | | | | | |
 | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:50 | — | — | — | — | — | — | — | 8:51 | — | — | — | — | — | — | — | 8:52 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 9 | 9 | 12 | 13 | 13 | 12 | 9 | 9 | 9 | 9 | 11 | 11 | 11 | 10 | 8 | 8 | 8 | 8 | 9 | 10 | 11 | 11 | 10 |
8 | 6 | 6 | 9 | 9 | 9 | 8 | 5 | 5 | 5 | 6 | 7 | 5 | 5 | 5 | 4 | 5 | 6 | 6 | 6 | 7 | 8 | 8 | 7 | |
Swell 1 Height (m) Direction Period (s) | SW 5 | SW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 4 | NW 4 | NNW 4 | NW 4 | — | — | — | — | — |
 kJ | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 1 | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | SW 5 | — | SW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 2 | — | — | — | NNW 3 | N 3 | NNW 3 | N 3 | — | — | — | NNW 2 | NNW 3 | NNW 3 | NNW 3 | NNW 3 | — | — | — | — | ESE 3 | — | — | — |
| kJ | 1 | — | — | — | 2 | 6 | 3 | 2 | — | — | — | 1 | 1 | 6 | 4 | 2 | — | — | — | — | 1 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 303 | 297 | 287 | 327 | 330 | 329 | 477 | 285 | 277 | 373 | 424 | 330 | 330 | 555 | 330 | 283 | 283 | 280 | 283 | 283 | 283 | 272 | 283 | 283 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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