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Porthtowan Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Porthtowan surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 12 pm Monday 04 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
12.0° C
(Which is slightly warmer than usual)How big are the waves at Porthtowan today?
The current surf forecast for Porthtowan at 8PM is: 0.3m 9s primary swell from a West-northwest direction and 0.1m 7s secondary swell from a Southwest direction, 0.4m 5s secondary swell from a North-northwest direction (forecast issued at 12:00pm May 04). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 1.5ft (0.5m) | 9s |
| Afternoon (04 May) | 1.5ft (0.4m) | 9s |
| Evening (04 May) | 1ft (0.3m) | 9s |
Table - waves today at Porthtowan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Wed afternoon. Very mild (max 14°C on Mon morning, min 9°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 4 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | WNW 6 | |
41 | 27 | 28 | 16 | 16 | 17 | 23 | 21 | 28 | 40 | 37 | 44 | 37 | 28 | 27 | 27 | 21 | 15 | 10 | 10 | 10 | 9 | 8 | 4 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | glassy | |
High Tide | 7:21AM5.85m | 7:36PM5.88m | 7:54AM5.62m | 8:11PM5.64m | 8:30AM5.33m | 8:47PM5.36m | ||||||||||||||||||
Low Tide | 1:33PM0.85m | 1:53AM0.89m | 2:06PM1.07m | 2:28AM1.14m | 2:41PM1.34m | 3:07AM1.44m | ||||||||||||||||||
 | |  | |  | |  |  | | | | | | | | | | |  | | |  | | | |
 | 5:52 | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:47 | — |
 | — | — | — | 8:44 | — | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:46 | — | — | — | 8:47 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | |
Temp °C | 13 | 14 | 14 | 13 | 12 | 11 | 11 | 11 | 11 | 12 | 12 | 11 | 10 | 10 | 9 | 9 | 11 | 12 | 12 | 12 | 10 | 10 | 10 | 10 |
11 | 12 | 12 | 11 | 10 | 9 | 9 | 8 | 7 | 7 | 7 | 6 | 5 | 5 | 4 | 5 | 8 | 11 | 11 | 11 | 8 | 9 | 8 | 8 | |
Swell 1 Height (m) Direction Period (s) | W 9 | WNW 9 | NNW 5 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | N 4 | N 4 | WNW 7 | WNW 7 | N 5 | WNW 6 |
 kJ | 41 | 27 | 8 | 16 | 16 | 16 | 16 | 15 | 15 | 13 | 13 | 13 | 13 | 6 | 6 | 6 | 11 | 11 | 10 | 6 | 10 | 9 | 4 | 4 |
Swell 2 Height (m) Direction Period (s) | NNW 4 | NNW 5 | WNW 9 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 6 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | S 12 | WNW 7 | WNW 7 | W 9 | W 9 | WNW 6 | N 4 |
| kJ | 3 | 8 | 28 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 6 | 6 | 6 | 6 | 6 | 3 | 10 | 10 | 2 | 1 | 8 | 2 |
Swell 3 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 7 | SW 13 | SW 13 | SW 13 | S 13 | S 12 | S 12 | S 12 | SW 12 | SW 12 | SW 6 | S 6 | — | — | S 12 | — | W 10 | W 9 | — | E 6 | W 8 | W 8 |
| kJ | 2 | 2 | 2 | 7 | 7 | 7 | 3 | 3 | 3 | 3 | 6 | 6 | 2 | 1 | — | — | 3 | — | 2 | 2 | — | 1 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | NNW 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 4 | — | NNW 4 | N 5 | N 5 | — | — |
| kJ | — | — | — | 7 | 12 | 17 | 23 | 21 | 28 | 40 | 37 | 44 | 37 | 28 | 27 | 27 | 21 | 15 | — | 6 | 7 | 8 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 22 | 38 | 22 | 218 | 197 | 197 | 197 | 219 | 220 | 258 | 228 | 218 | 257 | 258 | 258 | 393 | 385 | 307 | 416 | 393 | 219 | 191 | 191 | 197 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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