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Surf Forecasts:
Harlech surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 11 am Wednesday 25 Mar 2026 GMTForecast 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
9.4° C
(Which is 1.4°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: 1.9m 7s primary swell from a West-northwest direction (forecast issued at 11:00am March 25). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Mar) | 7ft (2.1m) | 8s |
| Afternoon (25 Mar) | 6.5ft (2.0m) | 7s |
| Evening (25 Mar) | 5ft (1.6m) | 7s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | |||||||||||||||||||||
| 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 5 | 6 | 6 | 6 | 5 | 6 | 6 | 6 | 6 | 4 | 5 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 481 | 485 | 412 | 352 | 251 | 149 | 87 | 55 | 39 | 24 | 15 | 13 | 36 | 47 | 55 | 53 | 67 | 116 | 68 | 30 | 16 | 22 | 48 | 78 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | on | cross- on |
High Tide / height (m) | 12:27PM 3.55 | 12:55AM 3.45 | 1:40PM 3.12 | 2:19AM 3.20 | 3:17PM 2.95 | 3:56AM 3.26 | ||||||||||||||||||
Low Tide / height (m) | 7:01AM 1.05 | 7:38PM 1.37 | 8:35AM 1.27 | 9:18PM 1.52 | 10:17AM 1.25 | 10:53PM 1.41 | ||||||||||||||||||
Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | |||||||||||||||||||||
| Sunrise | 6:07 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:38 | - | - | - | - | - | - | - | 6:40 | - | - | - | - |
 |  | | |  |  |  |  |  | | |  |  | | | | | | | | | | | | |
Rain (mm) | 1 | 1 | 1 | 1 | - | - | 1 | - | - | - | - | - | 2 | 1 | - | 1 | 2 | 4 | 1 | - | - | - | - | 1 |
| Temp. °C | 5 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 6 | 7 | 7 | 6 | 7 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 6 | 6 | 6 | 5 |
| Feels °C (?) | -6 | -5 | -4 | -4 | -2 | -2 | -1 | 0 | 1 | 2 | 2 | 2 | 3 | 6 | 6 | 5 | 5 | 6 | 4 | 2 | 0 | 1 | -1 | -3 |
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Live Wave Height (m)
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Surf Rating (10 Max)
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