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Surf Forecasts:
Llangrannog surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 pm Saturday 18 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Llangrannog surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llangrannog sea temperature is
9.8° C
(Which is slightly warmer than usual)How big are the waves at Llangrannog today?
The current surf forecast for Llangrannog at 1AM is: 0.5m 10s primary swell from a West-southwest direction (forecast issued at 06:00pm April 18). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Apr) | 1.5ft (0.4m) | 10s |
| Afternoon (19 Apr) | 1ft (0.3m) | 10s |
| Evening (19 Apr) | 1ft (0.3m) | 9s |
Table - waves today at Llangrannog. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| 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 | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 19 | 19 | 15 | 14 | 14 | 12 | 18 | 12 | 18 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 152 | 116 | 78 | 56 | 56 | 49 | 38 | 24 | 18 | 18 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 4 | 4 | 4 | 3 | 6 | 11 | 6 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | glass | cross | cross | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 9:29PM 4.39 | 9:49AM 4.50 | 10:10PM 4.38 | 10:33AM 4.33 | 10:53PM 4.24 | 11:19AM 4.02 | ||||||||||||||||||
Low Tide / height (m) | 4:01PM 0.04 | 4:16AM 0.12 | 4:40PM 0.18 | 5:00AM 0.20 | 5:22PM 0.42 | 5:49AM 0.38 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:09 | - | - |
| Sunset | - | 8:20 | - | - | - | - | - | - | - | 8:21 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - |
 | |  | | | | | |  | |  | |  |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 11 | 10 | 9 | 9 | 8 | 9 | 10 | 10 | 9 | 8 | 8 | 8 | 7 | 9 | 11 | 11 | 11 | 9 | 7 | 5 | 4 | 7 | 11 |
| Feels °C (?) | 7 | 8 | 7 | 6 | 7 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 4 | 3 | 6 | 8 | 8 | 7 | 4 | 2 | -1 | -2 | 0 | 3 |
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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 Llangrannog 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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