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Porthtowan Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Porthtowan surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 5 pm Wednesday 25 Mar 2026 GMTForecast update in hr min s Forecast update imminent
Porthtowan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porthtowan sea temperature is
10.6° C
(Which is slightly warmer than usual)How big are the waves at Porthtowan today?
The current surf forecast for Porthtowan at 12AM is: 3.5m 13s primary swell from a West direction and 3.5m 13s secondary swell from a West-northwest direction (forecast issued at 05:00pm March 25). The wind direction is predicted to be onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Mar) | 7ft (2.1m) | 12s |
| Afternoon (26 Mar) | 5.5ft (1.7m) | 12s |
| Evening (26 Mar) | 5ft (1.5m) | 12s |
Table - waves today at Porthtowan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | |||||||||||||||||||||
| 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) (?) | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 22 | 20 | 18 | 17 | 16 | 16 | 16 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 6730 | 5831 | 4788 | 3829 | 2186 | 1649 | 1220 | 960 | 847 | 723 | 594 | 573 | 244 | 195 | 156 | 191 | 674 | 1273 | 1876 | 5757 | 2136 | 3693 | 1571 | 1271 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | on | on | on | on | on | on |
High Tide / height (m) | 9:52PM 5.17 | 10:33AM 4.78 | 11:14PM 4.78 | 12:09PM 4.53 | 12:54AM 4.77 | |||||||||||||||||||
Low Tide / height (m) | 3:43PM 1.50 | 4:26AM 1.62 | 5:04PM 1.93 | 6:05AM 1.89 | 6:49PM 2.01 | 7:44AM 1.73 | ||||||||||||||||||
Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:07 | - |
| Sunset | - | 6:40 | - | - | - | - | - | - | - | 6:42 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - |
 | |  |  | | |  |  |  | |  | | | | | | |  | | | | | | | |
Rain (mm) | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - |
| Temp. °C | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 11 | 12 | 11 | 8 | 9 | 8 | 8 | 8 | 8 | 8 |
| Feels °C (?) | -3 | -3 | -2 | -1 | 0 | 1 | 2 | 2 | 2 | 3 | 4 | 5 | 4 | 6 | 6 | 7 | 6 | 2 | 2 | -1 | -1 | -1 | -1 | -1 |
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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 Porthtowan 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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