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Portreath Harbour Wall Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Portreath Harbour Wall surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 11 am Friday 20 Mar 2026 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
10.5° 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 5PM is: 0.6m 11s primary swell from a West direction (forecast issued at 11:00am March 20). An open ocean swell of 0.3m 5s is not directed at the surf break, a second open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Mar) | 2.5ft (0.7m) | 12s |
| Afternoon (20 Mar) | 2ft (0.6m) | 11s |
| Evening (20 Mar) | 2ft (0.6m) | 11s |
Table - waves today at Portreath Harbour Wall. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| 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) (?) | 12 | 11 | 11 | 11 | 11 | 10 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 140 | 133 | 89 | 86 | 85 | 55 | 60 | 96 | 205 | 258 | 232 | 246 | 258 | 271 | 294 | 413 | 390 | 372 | 361 | 273 | 256 | 248 | 244 | 248 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross | cross- off | cross- off | cross- on | glass | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross | cross |
High Tide / height (m) | 6:06PM 6.74 | 6:24AM 6.92 | 6:43PM 6.75 | 7:02AM 6.77 | 7:22PM 6.56 | |||||||||||||||||||
Low Tide / height (m) | 12:08PM -0.16 | 12:23AM -0.12 | 12:43PM -0.13 | 1:00AM -0.05 | 1:21PM 0.08 | 1:39AM 0.20 | ||||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| Sunrise | 6:24 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 6:32 | - | - | - | - | - | - | - | 6:34 | - | - | - | - | - | - | - | 6:36 | - | - | - | - |
 | |  | |  |  | | |  | | | | | | | | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 11 | 12 | 11 | 10 | 10 | 10 | 9 | 10 | 12 | 12 | 11 | 10 | 10 | 9 | 9 | 10 | 11 | 10 | 9 | 10 | 10 | 9 | 9 |
| Feels °C (?) | 5 | 6 | 8 | 8 | 8 | 7 | 8 | 6 | 7 | 10 | 10 | 10 | 8 | 8 | 7 | 6 | 7 | 7 | 6 | 6 | 6 | 7 | 6 | 6 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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