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Porthleven Surf Forecast
/ Cornwall (South) (25 surf breaks) /
Surf Forecasts:
Porthleven surfForecast / Cornwall (South) / UK
48hr Weather and Surf, issued 12 am Friday 17 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Porthleven surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porthleven sea temperature is
11.1° C
(Which is slightly warmer than usual)How big are the waves at Porthleven today?
The current surf forecast for Porthleven at 4AM is: 2.5m 13s primary swell from a West-southwest direction and 0.1m 15s secondary swell from a South direction, 0.1m 14s secondary swell from a Southwest direction (forecast issued at 12:00am April 17). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Apr) | 10ft (3.0m) | 12s |
| Afternoon (17 Apr) | 10ft (3.0m) | 12s |
| Evening (17 Apr) | 10ft (3.0m) | 12s |
Table - waves today at Porthleven. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
| 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3572 | 2759 | 2393 | 2174 | 2493 | 2471 | 2455 | 2249 | 1881 | 1574 | 1371 | 1211 | 1046 | 1007 | 901 | 890 | 738 | 637 | 494 | 356 | 295 | 216 | 186 | 190 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 5:14AM 4.99 | 5:36PM 4.98 | 5:54AM 5.14 | 6:15PM 5.12 | 6:34AM 5.16 | 6:55PM 5.13 | ||||||||||||||||||
Low Tide / height (m) | 11:37PM 0.15 | 11:59AM -0.08 | 12:18AM -0.07 | 12:40PM -0.19 | 1:01AM -0.17 | 1:22PM -0.15 | ||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:20 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:16 | - | - | - | - | - | - | - | 8:19 | - | - | - | - | - | - | - | 8:20 |
 | |  |  |  | | |  | |  | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 11 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 11 |
| Feels °C (?) | 6 | 5 | 5 | 4 | 5 | 7 | 6 | 7 | 6 | 6 | 4 | 4 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 5 | 6 | 8 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Porthleven surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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