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Harlech surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 5 am Thursday 04 Dec 2025 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 1.5°C colder than average for this time of year)How big are the waves at Harlech today?
The current surf forecast for Harlech at 9AM is: 1.7m 6s primary swell from a West direction (forecast issued at 05:00am December 04). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Dec) | 5.5ft (1.7m) | 6s |
| Afternoon (04 Dec) | 4ft (1.2m) | 5s |
| Evening (04 Dec) | 3ft (0.9m) | 5s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 04 | Friday 05 | Saturday 06 | Sun 07 | |||||||||||||||||||||
| 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 | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 8 | 6 | 5 | 5 | 5 | 5 | 9 | 9 | 9 | 9 | 9 | 7 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 86 | 91 | 185 | 79 | 71 | 44 | 37 | 106 | 94 | 110 | 58 | 52 | 126 | 565 | 526 | 492 | 649 | 1139 | 1469 | 1492 | 1308 | 1249 | 990 | 612 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- on | on | on | on | on | on | on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 6:54AM 4.42 | 7:17PM 4.55 | 7:40AM 4.63 | 8:05PM 4.60 | 8:26AM 4.73 | 8:52PM 4.50 | ||||||||||||||||||
Low Tide / height (m) | 2:00PM 0.34 | 2:25AM 0.30 | 2:52PM 0.19 | 3:14AM 0.32 | 3:43PM 0.14 | |||||||||||||||||||
Thursday 04 | Friday 05 | Saturday 06 | Sun 07 | |||||||||||||||||||||
| Sunrise | - | - | 8:08 | - | - | - | - | - | - | - | 8:10 | - | - | - | - | - | - | - | 8:11 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:02 | - | - | - | - | - | - | - | 4:01 | - | - | - | - | - | - | - | 4:01 | - | - | - |
 |  |  | |  |  | |  | | | | | | | | | | |  | | | | | | |
Rain (mm) | - | 2 | 1 | 1 | - | - | - | - | 1 | 1 | - | - | 1 | 5 | 3 | 4 | 2 | 3 | 2 | 1 | 1 | - | - | - |
| Temp. °C | 8 | 9 | 7 | 7 | 8 | 7 | 7 | 6 | 7 | 7 | 7 | 8 | 8 | 9 | 10 | 10 | 10 | 10 | 11 | 11 | 10 | 10 | 10 | 10 |
| Feels °C (?) | 1 | 2 | -1 | 2 | 2 | 2 | 2 | 0 | 4 | 3 | 2 | 0 | -3 | 0 | 3 | 1 | 2 | 2 | 4 | 2 | 1 | 1 | 2 | 4 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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