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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 Sunday 29 Mar 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
9.2° 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 9PM is: 1.6m 7s primary swell from a West-southwest direction (forecast issued at 12:00pm March 29). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Mar) | 1ft (0.3m) | 5s |
| Afternoon (29 Mar) | 6.5ft (2.0m) | 7s |
| Evening (29 Mar) | 5ft (1.6m) | 7s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 29 | Monday 30 | Tuesday 31 | Wednesday 01 | |||||||||||||||||||||
| 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) (?) | 6 | 7 | 7 | 7 | 7 | 5 | 6 | 6 | 6 | 6 | 5 | 5 | 7 | 6 | 6 | 17 | 4 | 4 | 4 | 4 | 4 | 5 | 6 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 0 | 370 | 428 | 286 | 231 | 121 | 183 | 198 | 182 | 126 | 74 | 30 | 21 | 19 | 21 | 6 | 16 | 13 | 14 | 13 | 6 | 7 | 11 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- on | cross- on | cross- on | cross | cross- on | glass | cross | cross- off | cross- off |
High Tide / height (m) | 7:32PM 2.98 | 7:41AM 3.44 | 8:13PM 3.22 | 8:23AM 3.67 | 8:48PM 3.43 | |||||||||||||||||||
Low Tide / height (m) | 2:02PM 0.45 | 2:19AM 0.62 | 2:50PM 0.18 | 3:03AM 0.38 | 3:30PM 0.01 | 3:42AM 0.22 | ||||||||||||||||||
Sunday 29 | Monday 30 | Tuesday 31 | Wednesday 01 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:52 |
| Sunset | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:46 | - | - | - | - | - | - | - | 7:49 | - | - | - | - |
 |  | |  |  | |  |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 8 | 10 | 12 | 9 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 10 | 10 | 12 | 13 | 13 | 12 | 12 | 12 | 11 | 11 |
| Feels °C (?) | -1 | -2 | 3 | 5 | 1 | 0 | 0 | 0 | 0 | 1 | 2 | 4 | 6 | 7 | 8 | 8 | 10 | 9 | 10 | 9 | 10 | 10 | 9 | 9 |
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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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