- Forecast
- Maps
- Live
- Weather State
- Spot Information
Porthtowan Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Porthtowan surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 am Thursday 28 May 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
14.0° C
(Which is 1.4°C warmer than normal for this time of year)How big are the waves at Porthtowan today (28 May):
- Morning surf: Morning surf (28 May, local time) - 1.5ft (0.5m), 9s period with W swell.
- Afternoon surf: Afternoon surf (28 May, local time) - 1.5ft (0.4m), 16s period with SW swell.
- Evening surf: Evening surf (28 May, local time) - 1ft (0.3m), 16s period with SW swell.
The current surf forecast for Porthtowan at 10AM is: 0.5m 9s primary swell from a West direction and 0.2m 16s secondary swell from a South-southwest direction (forecast issued at 06:00am May 28). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | 1.5ft (0.5m) | 9s |
| Afternoon (28 May) | 1.5ft (0.4m) | 16s |
| Evening (28 May) | 1ft (0.3m) | 16s |
Table - waves today at Porthtowan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 19°C on Thu morning, min 13°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 28 | Friday 29 | Saturday 30 | Sun 31 | |||||||||||||||||||||
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 | 10 PM | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 10 | W 10 | W 9 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | W 12 | W 11 | WSW 11 | W 10 | W 10 | W 10 | W 10 | W 9 | W 13 | W 12 | W 12 | W 12 | |
70 | 65 | 43 | 42 | 66 | 41 | 41 | 41 | 58 | 57 | 58 | 76 | 104 | 89 | 158 | 313 | 257 | 225 | 225 | 153 | 273 | 750 | 911 | 1010 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | cross-off | cross-off | cross | cross-on | cross | cross-on | cross-on | cross-on | on | on | on | on | on | glassy | glassy | glassy | cross-on | on | cross-on | cross-on | cross | cross-on | |
High Tide | 3:52AM5.33m | 4:15PM5.38m | 4:34AM5.46m | 4:54PM5.56m | 5:13AM5.57m | 5:31PM5.70m | ||||||||||||||||||
Low Tide | 10:16AM1.22m | 10:37PM1.22m | 10:55AM1.11m | 11:15PM1.08m | 11:31AM1.02m | 11:52PM0.97m | ||||||||||||||||||
 |  | | |  | |  | | | | | |  | |  | | | | | | | | | | |
 | 5:18 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | 5:16 |
 | — | — | — | — | — | 9:16 | — | — | — | — | — | — | — | 9:17 | — | — | — | — | — | — | — | 9:19 | — | 9:21 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 16 | 18 | 19 | 16 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 15 | 15 | 15 | 15 | 14 | 14 |
15 | 15 | 16 | 16 | 13 | 12 | 13 | 12 | 13 | 13 | 13 | 12 | 13 | 12 | 13 | 12 | 12 | 12 | 14 | 14 | 12 | 12 | 12 | 12 | |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 9 | W 9 | W 9 | WNW 9 | WNW 9 | W 9 | SW 15 | WSW 5 | W 5 | W 6 | W 6 | W 7 | W 7 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 12 | W 12 | W 12 |
 kJ | 70 | 65 | 43 | 42 | 41 | 27 | 26 | 14 | 58 | 20 | 20 | 22 | 37 | 56 | 61 | 313 | 257 | 225 | 225 | 153 | 171 | 750 | 911 | 1010 |
Swell 2 Height (m) Direction Period (s) | N 5 | SSW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | W 8 | SW 15 | SW 15 | W 12 | W 12 | W 11 | WSW 11 | SW 16 | SW 16 | SW 16 | SW 15 | W 14 | W 13 | SW 15 | SW 16 | SW 15 |
| kJ | 2 | 25 | 25 | 41 | 66 | 41 | 41 | 41 | 12 | 57 | 58 | 76 | 104 | 89 | 158 | 66 | 67 | 64 | 58 | 93 | 273 | 57 | 62 | 60 |
Swell 3 Height (m) Direction Period (s) | SSW 17 | N 5 | N 5 | — | S 4 | SW 12 | SW 12 | S 11 | W 15 | W 8 | WSW 13 | SW 15 | SW 16 | SW 16 | SW 16 | SW 16 | S 11 | W 16 | W 15 | SW 15 | SW 15 | — | — | — |
| kJ | 27 | 2 | 2 | — | 2 | 6 | 6 | 2 | 4 | 12 | 35 | 60 | 62 | 64 | 65 | 66 | 2 | 5 | 17 | 57 | 58 | — | — | — |
Wind waves Height (m) Direction Period (s) | S 5 | S 4 | S 3 | SSW 3 | SW 4 | SW 4 | SW 4 | WSW 4 | WSW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 2 | 2 | 4 | 5 | 10 | 15 | 13 | 17 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 191 | 17 | 17 | 18 | 18 | 23 | 18 | 17 | 17 | 17 | 17 | 20 | 20 | 0 | 0 | 0 | 11 | 17 | 16 | 16 | 5 | 16 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- 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.
Nearest