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Surf Forecasts:
Harlech surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 5 pm Sunday 22 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
9.1° 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 1AM is: 0.1m 11s primary swell from a Southwest direction and 0.3m 3s secondary swell from a North-northwest direction (forecast issued at 05:00pm March 22). The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Mar) | 0.5ft (0.1m) | 10s |
| Afternoon (23 Mar) | 0.5ft (0.1m) | 9s |
| Evening (23 Mar) | 2ft (0.6m) | 4s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 9 | 4 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 6 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4 | 3 | 5 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 12 | 55 | 104 | 152 | 287 | 418 | 327 | 296 | 255 | 326 | 420 | 487 | 456 | 415 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | glass | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | cross- on | on | cross- on | cross- on |
High Tide / height (m) | 10:22PM 4.47 | 10:44AM 4.45 | 11:05PM 4.20 | 11:31AM 4.03 | 11:54PM 3.83 | |||||||||||||||||||
Low Tide / height (m) | 4:58PM 0.36 | 5:09AM 0.47 | 5:37PM 0.68 | 5:55AM 0.74 | 6:24PM 1.04 | 7:01AM 1.05 | ||||||||||||||||||
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:07 | - |
| Sunset | - | 6:31 | - | - | - | - | - | - | - | 6:34 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - |
 | |  | | | | | | | |  | | | | |  |  |  |  | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 7 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Temp. °C | 10 | 10 | 9 | 6 | 5 | 5 | 7 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 10 | 9 | 9 | 6 | 5 | 4 | 4 | 5 | 6 |
| Feels °C (?) | 7 | 7 | 5 | 2 | 2 | 2 | 4 | 5 | 4 | 4 | 3 | 3 | 4 | 3 | 3 | 2 | 1 | 1 | -4 | -6 | -7 | -7 | -6 | -4 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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