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Surf Forecasts:
Harlech surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 12 pm Sunday 29 Mar 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
9.2° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Harlech today?
The current surf forecast for Harlech at 6PM is: 1.7m 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) | 4.5ft (1.4m) | 5s |
| Afternoon (29 Mar) | 6ft (1.8m) | 7s |
| Evening (29 Mar) | 5ft (1.5m) | 7s |
Table - waves today at Harlech. (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) (?) | 5 | 7 | 7 | 7 | 8 | 5 | 6 | 6 | 6 | 6 | 5 | 7 | 7 | 7 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 110 | 261 | 369 | 286 | 234 | 104 | 141 | 171 | 154 | 123 | 60 | 26 | 18 | 18 | 9 | 12 | 10 | 13 | 13 | 8 | 5 | 7 | 7 | 11 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | on | on | on | on | on | glass | glass | glass | cross- on |
High Tide / height (m) | 6:47PM 3.42 | 7:04AM 3.91 | 7:32PM 3.73 | 7:48AM 4.22 | 8:11PM 4.00 | |||||||||||||||||||
Low Tide / height (m) | 1:41PM 0.64 | 1:57AM 0.80 | 2:28PM 0.36 | 2:40AM 0.54 | 3:07PM 0.19 | 3:18AM 0.38 | ||||||||||||||||||
Sunday 29 | Monday 30 | Tuesday 31 | Wednesday 01 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:50 |
| Sunset | - | - | - | 7:44 | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:47 | - | - | - | - |
 |  | |  |  |  |  |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | 4 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 8 | 9 | 11 | 9 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 8 | 8 | 9 | 10 | 11 | 13 | 13 | 12 | 12 | 11 | 11 | 10 |
| Feels °C (?) | -1 | -1 | 1 | 4 | 2 | 0 | -1 | -1 | 1 | 1 | 3 | 4 | 5 | 5 | 7 | 8 | 10 | 10 | 10 | 10 | 11 | 9 | 10 | 8 |
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Surf Rating (10 Max)
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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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