- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Porthmeor surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 am Tuesday 12 May 2026 BSTForecast update in hr min s Forecast update imminent
Porthmeor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porthmeor sea temperature is
12.4° C
(Which is slightly warmer than usual)How big are the waves at Porthmeor today?
The current surf forecast for Porthmeor at 3PM is: 0.9m 5s primary swell from a Northwest direction and 0.4m 8s secondary swell from a Southwest direction, 0.2m 18s secondary swell from a South-southwest direction (forecast issued at 06:00am May 12). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 0.5ft (0.2m) | 18s |
| Afternoon (12 May) | 3ft (0.9m) | 5s |
| Evening (12 May) | 3.5ft (1.1m) | 5s |
Table - waves today at Porthmeor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Wed night. Very mild (max 12°C on Tue afternoon, min 8°C on Thu morning). Winds increasing (moderate winds from the NW on Tue morning, strong winds from the NW by Wed morning). | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSW 8 | SSW 8 | SSW 18 | SSW 18 | SW 18 | WNW 5 | NW 5 | WNW 5 | WNW 6 | WNW 7 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | WNW 8 | WNW 7 | |
28 | 27 | 32 | 31 | 49 | 72 | 62 | 95 | 329 | 726 | 912 | 958 | 866 | 866 | 1040 | 915 | 844 | 839 | 735 | 606 | 453 | 357 | 215 | 156 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | on | cross-on | cross-on | cross-on | 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 | cross-on | cross-on | on | on | on | |
High Tide | 1:41AM4.58m | 2:18PM4.56m | 2:40AM4.93m | 3:11PM4.98m | 3:31AM5.34m | 3:59PM5.42m | ||||||||||||||||||
Low Tide | 8:12AM1.47m | 8:34PM1.47m | 9:07AM1.10m | 9:28PM1.09m | 9:56AM0.73m | 10:18PM0.70m | ||||||||||||||||||
 |  | |  |  | |  | |  | | | | | | | | |  | | | | | | | |
 | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | 5:35 |
 | — | — | — | — | — | 8:57 | — | — | — | — | — | — | — | 8:58 | — | — | — | — | — | — | — | 9:00 | — | 9:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | |
Temp °C | 11 | 11 | 11 | 11 | 12 | 12 | 11 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 8 | 9 | 9 | 10 | 10 |
10 | 9 | 6 | 6 | 6 | 6 | 5 | 3 | 1 | 1 | 0 | 1 | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 3 | 3 | |
Swell 1 Height (m) Direction Period (s) | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SSW 8 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SSW 15 | SSW 15 | SSW 15 | WNW 8 | WNW 7 |
 kJ | 28 | 27 | 26 | 26 | 17 | 17 | 17 | 16 | 12 | 42 | 41 | 40 | 40 | 40 | 40 | 40 | 38 | 34 | 33 | 21 | 21 | 21 | 215 | 156 |
Swell 2 Height (m) Direction Period (s) | N 6 | N 6 | N 5 | SSW 18 | SW 18 | SW 18 | SW 18 | SSW 18 | SSW 17 | SSW 8 | SSW 8 | SSW 8 | SW 7 | SW 7 | SW 7 | S 7 | S 7 | S 7 | S 7 | — | — | — | SSW 14 | SSW 14 |
| kJ | 9 | 9 | 5 | 31 | 49 | 49 | 49 | 30 | 29 | 6 | 6 | 6 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | — | — | — | 21 | 21 |
Swell 3 Height (m) Direction Period (s) | WNW 4 | WNW 4 | SSW 18 | NW 12 | WNW 12 | WNW 13 | WNW 12 | SSW 18 | — | — | S 11 | S 11 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 7 | 6 | 32 | 6 | 15 | 16 | 15 | 30 | — | — | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | WNW 4 | WNW 4 | NW 4 | NW 5 | WNW 5 | NW 5 | WNW 5 | WNW 6 | WNW 7 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | N 6 | N 6 |
| kJ | — | 7 | 6 | 19 | 43 | 72 | 62 | 95 | 329 | 726 | 912 | 958 | 866 | 866 | 1040 | 915 | 844 | 839 | 735 | 606 | 453 | 357 | 112 | 71 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 15 | 15 | 524 | 522 | 569 | 596 | 567 | 544 | 568 | 548 | 735 | 945 | 951 | 1142 | 318 | 318 | 121 | 121 | 270 | 270 | 410 | 281 | 100 | 172 |
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 Porthmeor 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