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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 Tuesday 05 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
12.2° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Porthtowan today?
The current surf forecast for Porthtowan at 8PM is: 0.8m 4s primary swell from a North direction and 0.3m 8s secondary swell from a West-northwest direction, 0.1m 6s secondary swell from a Southwest direction (forecast issued at 12:00pm May 05). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 May) | 3ft (0.9m) | 5s |
| Afternoon (05 May) | 2.5ft (0.7m) | 5s |
| Evening (05 May) | 2.5ft (0.8m) | 4s |
Table - waves today at Porthtowan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Wed afternoon. Very mild (max 12°C on Tue afternoon, min 9°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 5 | Wednesday 6 | Thursday 7 | Fri 8 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
N 5 | N 5 | N 5 | N 4 | N 4 | N 5 | N 4 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | WNW 6 | WNW 6 | WNW 5 | WNW 6 | W 4 | W 16 | W 16 | WNW 15 | |
47 | 38 | 20 | 16 | 23 | 20 | 19 | 13 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 8 | 7 | 6 | 6 | 3 | 2 | 5 | 20 | 45 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | cross-off | cross-off | cross-on | on | cross-on | glassy | cross-on | cross-on | |
High Tide | 7:54AM5.62m | 8:11PM5.64m | 8:30AM5.33m | 8:47PM5.36m | 9:08AM5.02m | 9:29PM5.06m | ||||||||||||||||||
Low Tide | 2:06PM1.07m | 2:28AM1.14m | 2:41PM1.34m | 3:07AM1.44m | 3:22PM1.62m | 3:53AM1.73m | ||||||||||||||||||
 |  | |  |  |  | | | | |  | | |  | | | | |  | | | | | | |
 | 5:50 | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:45 | — |
 | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:47 | — | — | — | 8:50 |
— | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | |
Temp °C | 11 | 11 | 12 | 11 | 11 | 10 | 9 | 10 | 11 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 12 | 12 | 12 | 12 | 11 | 10 | 9 | 10 |
5 | 5 | 6 | 6 | 6 | 5 | 5 | 6 | 8 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 10 | 9 | 10 | 10 | 9 | 9 | 7 | 7 | |
Swell 1 Height (m) Direction Period (s) | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | N 4 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | WNW 6 | WNW 6 | WNW 5 | W 4 | W 4 | WNW 5 | WNW 5 | WNW 15 |
 kJ | 15 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 11 | 11 | 3 | 10 | 10 | 9 | 9 | 8 | 7 | 6 | 6 | 2 | 2 | 2 | 2 | 45 |
Swell 2 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 7 | SW 6 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | S 12 | WNW 7 | N 4 | N 4 | N 4 | N 4 | W 8 | SW 8 | SW 8 | SW 8 | WNW 6 | SW 8 | W 16 | W 16 | W 5 |
| kJ | 2 | 2 | 2 | 2 | 6 | 6 | 6 | 6 | 6 | 3 | 10 | 3 | 3 | 2 | 2 | 1 | 3 | 2 | 2 | 3 | 2 | 5 | 20 | 2 |
Swell 3 Height (m) Direction Period (s) | S 12 | S 12 | SW 12 | SW 12 | SW 6 | S 6 | — | — | S 12 | W 11 | — | — | — | SE 4 | W 8 | — | — | — | W 9 | SW 8 | W 6 | SW 8 | SW 8 | SW 8 |
| kJ | 3 | 3 | 6 | 6 | 2 | 1 | — | — | 3 | 2 | — | — | — | 1 | 1 | — | — | — | 2 | 2 | 1 | 2 | 2 | 3 |
Wind waves Height (m) Direction Period (s) | N 5 | N 5 | N 5 | N 4 | N 4 | N 5 | N 4 | N 4 | N 4 | NNW 4 | — | — | — | — | — | N 4 | N 4 | — | — | — | — | — | — | — |
| kJ | 47 | 38 | 20 | 16 | 23 | 20 | 19 | 13 | 9 | 5 | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 219 | 409 | 220 | 218 | 258 | 257 | 393 | 385 | 302 | 416 | 400 | 286 | 219 | 191 | 228 | 258 | 258 | 258 | 400 | 392 | 392 | 392 | 381 | 22 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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