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Surf Forecasts:
Harlech surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 pm Monday 30 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
9.1° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Harlech today?
The current surf forecast for Harlech at 12AM is: 0.4m 7s primary swell from a West-southwest direction (forecast issued at 06:00pm March 30). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Mar) | 0.5ft (0.1m) | 17s |
| Afternoon (31 Mar) | 1.5ft (0.5m) | 4s |
| Evening (31 Mar) | 1ft (0.3m) | 4s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 30 | Tuesday 31 | Wednesday 01 | Thursday 02 | |||||||||||||||||||||
| 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) (?) | 5 | 7 | 7 | 7 | 7 | 17 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 3 | 4 | 5 | 5 | 5 | 5 | 5 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 34 | 34 | 19 | 19 | 18 | 6 | 5 | 5 | 9 | 7 | 3 | 3 | 7 | 7 | 7 | 11 | 8 | 11 | 19 | 19 | 23 | 20 | 16 | 8 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | cross- on | on | cross- on | on | on | on | glass | glass | on | on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | on |
High Tide / height (m) | 7:32PM 3.73 | 7:48AM 4.22 | 8:11PM 4.00 | 8:27AM 4.43 | 8:48PM 4.21 | 9:04AM 4.54 | ||||||||||||||||||
Low Tide / height (m) | 2:28PM 0.36 | 2:40AM 0.54 | 3:07PM 0.19 | 3:18AM 0.38 | 3:41PM 0.13 | 3:50AM 0.30 | ||||||||||||||||||
Monday 30 | Tuesday 31 | Wednesday 01 | Thursday 02 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:48 | - | - |
| Sunset | - | 7:45 | - | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:50 | - | - | - | - | - | - |
 |  |  | | | | | | | | |  | | | | | | | | | |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 9 | 9 | 8 | 9 | 10 | 11 | 12 | 11 | 12 | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 10 | 9 | 7 | 5 | 4 | 5 | 6 |
| Feels °C (?) | 4 | 5 | 6 | 6 | 7 | 9 | 10 | 10 | 9 | 10 | 9 | 9 | 9 | 7 | 7 | 7 | 7 | 7 | 6 | 2 | 0 | -1 | 1 | 2 |
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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
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