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Surf Forecasts:
Harlech surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 12 pm Tuesday 21 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Harlech surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Harlech sea temperature is
10.6° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Harlech today?
The current surf forecast for Harlech at 4PM is: 0.1m 13s primary swell from a West direction and 0.1m 10s secondary swell from a West direction (forecast issued at 12:00pm April 21). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 0.5ft (0.1m) | 13s |
| Afternoon (21 Apr) | 0.5ft (0.1m) | 10s |
| Evening (21 Apr) | 0.5ft (0.1m) | 13s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| 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) (?) | 13 | 11 | 13 | 13 | 13 | 9 | 9 | 9 | 9 | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3 | 2 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 11 | 25 | 24 | 24 | 23 | 23 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide / height (m) | 11:29AM 4.32 | 11:50PM 4.27 | 12:20PM 3.89 | 12:42AM 3.92 | 1:18PM 3.43 | 1:45AM 3.57 | ||||||||||||||||||
Low Tide / height (m) | 6:33PM 0.76 | 7:08AM 0.67 | 7:32PM 1.06 | 8:17AM 0.91 | 8:42PM 1.30 | |||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 5:58 |
| Sunset | - | - | - | 8:24 | - | - | - | - | - | - | - | 8:27 | - | - | - | - | - | - | - | 8:29 | - | - | - | - |
 |  | | |  | | | | | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 12 | 13 | 11 | 8 | 6 | 5 | 5 | 9 | 13 | 15 | 13 | 9 | 7 | 6 | 6 | 10 | 14 | 16 | 15 | 11 | 9 | 8 | 8 |
| Feels °C (?) | 2 | 4 | 6 | 4 | 1 | -1 | -2 | -1 | 2 | 6 | 9 | 8 | 5 | 3 | 1 | 1 | 6 | 11 | 13 | 12 | 8 | 5 | 4 | 3 |
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Live Wave Height (m)
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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 Harlech 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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