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Surf Forecasts:
Porth Colmon surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 12 am Sunday 19 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Porth Colmon surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porth Colmon sea temperature is
9.6° C
(Which is slightly warmer than usual)How big are the waves at Porth Colmon today?
The current surf forecast for Porth Colmon at 8AM is: 0.4m 6s primary swell from a Southwest direction (forecast issued at 12:00am April 19). An open ocean swell of 0.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Apr) | 1.5ft (0.4m) | 6s |
| Afternoon (19 Apr) | 1ft (0.3m) | 6s |
| Evening (19 Apr) | 1ft (0.3m) | 6s |
Table - waves today at Porth Colmon. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 19 | Monday 20 | Tuesday 21 | ||||||||||||||||||||||
| 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 | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 8 | 8 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 18 | 18 | 18 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 77 | 76 | 27 | 14 | 14 | 9 | 10 | 10 | 6 | 6 | 4 | 2 | 2 | 8 | 8 | 8 | 8 | 8 | 4 | 3 | 7 | 7 | 7 | 7 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off | cross- off | glass | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 9:50PM 4.33 | 10:10AM 4.45 | 10:30PM 4.32 | 10:54AM 4.28 | 11:13PM 4.18 | 11:40AM 3.98 | ||||||||||||||||||
Low Tide / height (m) | 4:42AM 0.03 | 5:06PM 0.08 | 5:26AM 0.10 | 5:50PM 0.31 | 6:15AM 0.27 | 6:38PM 0.60 | ||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:07 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:23 | - | - | - | - | - | - | - | 8:25 | - | - | - | - | - | - | - | 8:27 |
 | | |  | |  | | | |  |  |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 10 | 9 | 8 | 8 | 8 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 9 | 10 | 11 | 11 | 9 | 8 | 6 | 8 | 11 | 13 | 12 |
| Feels °C (?) | 8 | 7 | 5 | 4 | 5 | 4 | 4 | 4 | 3 | 3 | 4 | 4 | 5 | 7 | 7 | 6 | 6 | 3 | 3 | 1 | 2 | 4 | 6 | 4 |
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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 Porth Colmon 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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