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Surf Forecasts:
Portreath Harbour Wall surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 5 pm Wednesday 10 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Portreath Harbour Wall surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Portreath Harbour Wall sea temperature is
12.3° C
(Which is slightly warmer than usual)How big are the waves at Portreath Harbour Wall today?
The current surf forecast for Portreath Harbour Wall at 12AM is: 3.5m 14s primary swell from a West direction (forecast issued at 05:00pm December 10). An open ocean swell of 2.0m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 11ft (3.5m) | 13s |
| Afternoon (11 Dec) | 15ft (4.5m) | 14s |
| Evening (11 Dec) | 15ft (4.5m) | 14s |
Table - waves today at Portreath Harbour Wall. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| 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 | 15 | 14 | 14 | 14 | 13 | 13 | 14 | 14 | 14 | 16 | 15 | 15 | 18 | 19 | 19 | 18 | 18 | 18 | 17 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1835 | 1613 | 2831 | 5054 | 3524 | 4592 | 4389 | 4788 | 7747 | 8553 | 8232 | 10152 | 8767 | 9375 | 17950 | 21740 | 20748 | 18251 | 16184 | 14424 | 15558 | 6489 | 11302 | 9841 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | on | on | cross- on | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross |
High Tide / height (m) | 9:16PM 5.22 | 9:41AM 5.40 | 10:15PM 4.90 | 10:43AM 5.08 | 11:20PM 4.70 | 11:49AM 4.87 | ||||||||||||||||||
Low Tide / height (m) | 3:21PM 1.07 | 3:38AM 1.36 | 4:19PM 1.39 | 4:38AM 1.65 | 5:20PM 1.63 | 5:42AM 1.84 | ||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:10 | - | - | - | - | - | - | - | 8:11 | - | - | - | - | - | - | - | 8:11 | - |
| Sunset | 4:17 | - | - | - | - | - | - | - | 4:17 | - | - | - | - | - | - | - | 4:17 | - | - | - | - | - | - | - |
 |  | | | | |  | |  |  |  | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 12 | 12 | 12 | 11 | 9 | 9 | 9 | 10 | 11 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 12 |
| Feels °C (?) | 6 | 7 | 6 | 3 | 4 | 4 | 4 | 5 | 5 | 7 | 5 | 3 | 4 | 5 | 6 | 6 | 5 | 6 | 6 | 5 | 3 | 2 | 2 | 5 |
- Map Icons:
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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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