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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 Saturday 21 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
10.7° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Portreath Harbour Wall today?
The current surf forecast for Portreath Harbour Wall at 5PM is: 0.9m 12s primary swell from a West-northwest direction and 0.3m 17s secondary swell from a West-northwest direction (forecast issued at 11:00am March 21). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 2.5ft (0.8m) | 12s |
| Afternoon (21 Mar) | 3ft (0.9m) | 12s |
| Evening (21 Mar) | 3ft (0.9m) | 12s |
Table - waves today at Portreath Harbour Wall. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| 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 | 12 | 12 | 12 | 12 | 12 | 13 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 205 | 258 | 232 | 246 | 258 | 271 | 294 | 413 | 390 | 372 | 361 | 273 | 256 | 248 | 252 | 345 | 345 | 329 | 313 | 361 | 298 | 283 | 205 | 158 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | glass | glass | on | glass | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross | cross- on | off | cross- off | cross- off | cross | cross- off | cross- off | cross | cross |
High Tide / height (m) | 6:24AM 6.92 | 6:43PM 6.75 | 7:02AM 6.77 | 7:22PM 6.56 | 7:43AM 6.42 | 8:04PM 6.19 | ||||||||||||||||||
Low Tide / height (m) | 12:43PM -0.13 | 1:00AM -0.05 | 1:21PM 0.08 | 1:39AM 0.20 | 2:01PM 0.46 | 2:23AM 0.61 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| Sunrise | 6:22 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 6:34 | - | - | - | - | - | - | - | 6:36 | - | - | - | - | - | - | - | 6:37 | - | - | - | - |
 | | | |  | | | | |  |  | |  | | | | | | | | | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 12 | 12 | 11 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 11 | 11 | 10 | 9 | 9 | 9 | 10 |
| Feels °C (?) | 8 | 10 | 10 | 9 | 9 | 8 | 7 | 6 | 7 | 6 | 6 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 6 | 6 | 5 | 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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