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Porthtowan Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Porthtowan surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 pm Sunday 19 Apr 2026 BSTForecast 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
11.4° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Porthtowan today?
The current surf forecast for Porthtowan at 12AM is: 0.8m 10s primary swell from a West direction and 0.1m 15s secondary swell from a Southwest direction, 0.2m 3s secondary swell from a North-northeast direction (forecast issued at 06:00pm April 19). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 2ft (0.6m) | 10s |
| Afternoon (20 Apr) | 1.5ft (0.5m) | 9s |
| Evening (20 Apr) | 1.5ft (0.5m) | 14s |
Table - waves today at Porthtowan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||||||
| 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 | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 14 | 14 | 13 | 13 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 188 | 188 | 153 | 121 | 92 | 90 | 65 | 43 | 45 | 103 | 90 | 123 | 222 | 232 | 205 | 198 | 189 | 115 | 192 | 141 | 99 | 66 | 55 | 29 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 7:22PM 6.79 | 7:44AM 6.67 | 8:05PM 6.58 | 8:29AM 6.29 | 8:51PM 6.20 | 9:19AM 5.78 | ||||||||||||||||||
Low Tide / height (m) | 1:20PM -0.08 | 1:42AM -0.05 | 2:02PM 0.16 | 2:27AM 0.23 | 2:48PM 0.55 | 3:17AM 0.65 | ||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:13 | - | - |
| Sunset | - | 8:20 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - |
 | |  |  |  |  | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 11 | 10 | 10 | 10 | 9 | 10 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 9 | 11 | 10 | 10 | 9 | 9 | 9 | 10 | 10 |
| Feels °C (?) | 9 | 8 | 7 | 7 | 7 | 5 | 5 | 5 | 3 | 5 | 3 | 3 | 1 | 0 | 0 | 1 | 2 | 1 | 0 | -1 | 0 | -1 | 0 | 1 |
- 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 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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