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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 am Wednesday 06 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 8AM is: 0.6m 4s primary swell from a North direction and 0.3m 8s secondary swell from a West-northwest direction, 0.1m 12s secondary swell from a Southwest direction (forecast issued at 12:00am May 06). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 May) | 2ft (0.6m) | 4s |
| Afternoon (06 May) | 1ft (0.3m) | 7s |
| Evening (06 May) | 1ft (0.3m) | 7s |
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 Thu morning. Very mild (max 14°C on Fri morning, min 9°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 6 | Thursday 7 | Friday 8 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
N 4 | N 4 | N 4 | WNW 8 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | W 6 | W 6 | SW 16 | W 16 | W 16 | W 15 | WNW 15 | WNW 15 | WNW 14 | W 13 | W 13 | |
19 | 19 | 17 | 12 | 11 | 10 | 10 | 9 | 9 | 8 | 7 | 7 | 6 | 2 | 2 | 10 | 5 | 20 | 18 | 42 | 71 | 64 | 92 | 90 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | on | glassy | glassy | glassy | glassy | glassy | cross-off | cross-off | cross-on | on | glassy | glassy | cross-on | cross-on | cross | cross | cross-on | cross-off | cross-off | |
High Tide | 8:30AM5.33m | 8:47PM5.36m | 9:08AM5.02m | 9:29PM5.06m | 9:53AM4.71m | |||||||||||||||||||
Low Tide | 2:28AM1.14m | 2:41PM1.34m | 3:07AM1.44m | 3:22PM1.62m | 3:53AM1.73m | 4:11PM1.88m | ||||||||||||||||||
 |  |  | |  | | | | |  | | |  | | | | | | | | | |  | | |
 | — | 5:48 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:47 | — | — | — | — | — | — | — | 8:50 | — |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 9 | 10 | 11 | 11 | 12 | 11 | 10 | 10 | 9 | 10 | 11 | 13 | 13 | 11 | 11 | 10 | 9 | 10 | 12 | 14 | 14 | 13 | 12 |
5 | 4 | 6 | 7 | 8 | 10 | 9 | 9 | 8 | 7 | 9 | 9 | 10 | 11 | 8 | 9 | 9 | 7 | 7 | 10 | 12 | 12 | 11 | 10 | |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | W 6 | W 6 | W 6 | W 6 | W 5 | W 15 | WNW 15 | WNW 15 | WNW 14 | W 13 | W 13 |
 kJ | 13 | 13 | 12 | 11 | 11 | 10 | 10 | 9 | 9 | 8 | 7 | 7 | 6 | 2 | 2 | 2 | 2 | 2 | 18 | 42 | 71 | 64 | 92 | 90 |
Swell 2 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | S 12 | S 12 | N 4 | N 4 | N 4 | N 4 | N 4 | — | SW 8 | SW 8 | SW 8 | W 8 | W 16 | W 16 | WNW 5 | W 5 | W 5 | W 5 | W 5 | W 5 |
| kJ | 6 | 6 | 6 | 6 | 3 | 3 | 3 | 1 | 1 | 2 | 2 | — | 2 | 2 | 2 | 1 | 5 | 20 | 3 | 2 | 2 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | S 6 | — | — | S 12 | W 11 | W 10 | W 9 | W 9 | W 9 | SW 8 | W 8 | SW 8 | — | W 9 | S 16 | SW 16 | SW 8 | SW 7 | SW 8 | SW 8 | W 8 | SE 4 | W 7 | W 10 |
| kJ | 1 | — | — | 3 | 2 | 2 | 2 | 2 | 1 | 3 | 1 | 3 | — | 2 | 5 | 10 | 2 | 2 | 3 | 3 | 1 | 1 | 1 | 2 |
Wind waves Height (m) Direction Period (s) | N 4 | N 4 | N 4 | N 4 | N 4 | N 4 | NNW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | N 2 | NNE 3 | N 3 | N 4 |
| kJ | 19 | 19 | 17 | 12 | 9 | 5 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 5 | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 258 | 258 | 396 | 286 | 400 | 400 | 505 | 219 | 220 | 228 | 228 | 228 | 258 | 521 | 400 | 392 | 392 | 236 | 22 | 22 | 22 | 22 | 0 | 0 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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