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Trefor Surf Forecast
/ Wales – Lleyn (14 surf breaks) /
Surf Forecasts:
Trefor surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 6 am Sunday 24 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
12.9° C
(Which is 1.7°C warmer than normal for this time of year)How big are the waves at Trefor today?
The current surf forecast for Trefor at 3PM is: 0.3m 8s primary swell from a Southwest direction and 0.3m 3s secondary swell from a Southwest direction (forecast issued at 06:00am May 24). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | 1ft (0.3m) | 8s |
| Afternoon (24 May) | 1ft (0.3m) | 8s |
| Evening (24 May) | 1ft (0.3m) | 8s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 23°C on Mon morning, min 13°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 24 | Monday 25 | Tuesday 26 | Wed 27 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 9 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 7 | WSW 7 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | NNW 4 | N 4 | N 4 | N 4 | W 13 | |
12 | 11 | 11 | 11 | 10 | 16 | 10 | 10 | 10 | 9 | 6 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 8 | 9 | 9 | 3 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | cross-off | cross-off | off | off | glassy | glassy | glassy | glassy | glassy | on | on | cross-on | cross | glassy | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross | |
High Tide | 3:25AM3.15m | 4:26PM2.66m | 4:42AM3.10m | 5:36PM2.75m | 5:47AM3.11m | 6:28PM2.89m | ||||||||||||||||||
Low Tide | 10:49AM0.66m | 11:06PM1.04m | 11:56AM0.67m | 00:15AM1.00m | 12:56PM0.65m | |||||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | | | | |
 | 5:07 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | 5:03 |
 | — | — | — | — | — | 9:22 | — | — | — | — | — | — | — | 9:22 | — | — | — | — | — | — | — | 9:24 | — | 9:25 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 13 | 16 | 17 | 18 | 19 | 19 | 19 | 19 | 21 | 23 | 23 | 23 | 23 | 23 | 22 | 21 | 22 | 23 | 23 | 22 | 22 | 21 |
10 | 10 | 10 | 13 | 14 | 15 | 15 | 16 | 16 | 17 | 21 | 24 | 23 | 23 | 23 | 24 | 23 | 21 | 22 | 23 | 22 | 21 | 21 | 21 | |
Swell 1 Height (m) Direction Period (s) | SW 9 | SW 4 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 7 | WSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | NNW 4 |
 kJ | 12 | 6 | 11 | 11 | 10 | 16 | 10 | 10 | 10 | 9 | 6 | 5 | 5 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 4 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 8 | W 14 | W 14 | SW 3 | W 13 | W 13 | W 13 | — | SW 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 7 |
| kJ | 8 | 11 | 4 | 4 | 2 | 3 | 3 | 3 | — | 7 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 1 |
Swell 3 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | W 14 | W 14 | — | — | — | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | W 12 | W 13 |
| kJ | 8 | 8 | 8 | 4 | 4 | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 |
Wind waves Height (m) Direction Period (s) | SW 4 | — | SW 4 | SW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 3 | NNW 4 | N 4 | N 4 | N 4 | — |
| kJ | 12 | — | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 4 | 8 | 9 | 9 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 130 | 130 | 136 | 20 | 147 | 136 | 136 | 136 | 136 | 136 | 136 | 136 | 136 | 136 | 136 | 136 | 153 | 136 | 155 | 153 | 147 | 147 | 147 | 147 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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