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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 pm Friday 10 Apr 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
9.6° C
(Which is 1.3°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: 0.1m 14s primary swell from a West direction and 0.1m 5s secondary swell from a Northwest direction (forecast issued at 12:00pm April 10). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Apr) | 1.5ft (0.4m) | 5s |
| Afternoon (10 Apr) | 0.5ft (0.1m) | 14s |
| Evening (10 Apr) | 6ft (1.8m) | 6s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| 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 | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 6 | 14 | 14 | 7 | 8 | 9 | 9 | 6 | 8 | 9 | 10 | 11 | 11 | 8 | 7 | 7 | 6 | 6 | 6 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 21 | 6 | 4 | 4 | 372 | 828 | 516 | 365 | 269 | 763 | 1580 | 2802 | 3305 | 2454 | 1163 | 603 | 346 | 231 | 0 | 0 | 55 | 43 | 45 | 119 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | off | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | off | off | off |
High Tide / height (m) | 3:01PM 2.31 | 3:58AM 2.48 | 5:20PM 2.31 | |||||||||||||||||||||
Low Tide / height (m) | 9:44AM 1.41 | 10:10PM 1.52 | 11:15AM 1.39 | 11:40PM 1.43 | ||||||||||||||||||||
Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:24 |
| Sunset | - | - | - | 8:07 | - | - | - | - | - | - | - | 8:08 | - | - | - | - | - | - | - | 8:10 | - | - | - | - |
 | | | |  | |  |  |  |  | | |  | | | | | |  | | | | | | |
Rain (mm) | - | - | - | - | 1 | 3 | 6 | 2 | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | 1 | 1 | 1 | 1 |
| Temp. °C | 7 | 8 | 7 | 8 | 8 | 8 | 5 | 4 | 7 | 7 | 8 | 7 | 8 | 8 | 7 | 7 | 7 | 8 | 9 | 8 | 8 | 7 | 7 | 6 |
| Feels °C (?) | 2 | 1 | -1 | -1 | -3 | -2 | 0 | -4 | -2 | -3 | -4 | -6 | -3 | -2 | -2 | -2 | -2 | 0 | 2 | 2 | 2 | 1 | 2 | 1 |
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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.
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