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Surf Forecasts:
Harlech surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 5 pm Friday 27 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
9.3° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Harlech today?
The current surf forecast for Harlech at 10PM is: 1.1m 5s primary swell from a West-northwest direction and 0.1m 11s secondary swell from a West direction (forecast issued at 05:00pm March 27). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Mar) | - | - |
| Afternoon (27 Mar) | 2.5ft (0.7m) | 6s |
| Evening (27 Mar) | 3.5ft (1.1m) | 5s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | |||||||||||||||||||||
| 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 | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 6 | 7 | 8 | 8 | 8 | 5 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 33 | 25 | 52 | 97 | 114 | 151 | 164 | 169 | 137 | 90 | 61 | 36 | 28 | 47 | 126 | 288 | 487 | 357 | 302 | 124 | 192 | 169 | 145 | 104 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | on | on | on | on | cross- on | on | on | cross- on |
High Tide / height (m) | 3:17PM 2.95 | 3:56AM 3.26 | 4:46PM 3.11 | 5:11AM 3.56 | 5:47PM 3.42 | 6:04AM 3.91 | ||||||||||||||||||
Low Tide / height (m) | 10:53PM 1.41 | 11:40AM 0.98 | 12:04AM 1.11 | 12:41PM 0.64 | 12:57AM 0.80 | |||||||||||||||||||
Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:56 | - | - |
| Sunset | - | 6:40 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - |
 |  |  |  | |  |  | | | | | | | | |  | | | | |  | |  | | |
Rain (mm) | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | 3 | 2 | - | - | - | - | - | - | - |
| Temp. °C | 10 | 8 | 6 | 6 | 5 | 5 | 6 | 6 | 7 | 7 | 6 | 6 | 6 | 7 | 8 | 8 | 9 | 9 | 9 | 7 | 7 | 8 | 8 | 9 |
| Feels °C (?) | 5 | 1 | -2 | -2 | -3 | -3 | -3 | -3 | -1 | 1 | 1 | 1 | 1 | 1 | -1 | -1 | 1 | 3 | 2 | 0 | 0 | 1 | 1 | 2 |
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Surf Rating (10 Max)
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