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Porthmeor surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 am Tuesday 19 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
12.3° C
(Which is normal for this time of year)How big are the waves at Porthmeor today?
The current surf forecast for Porthmeor at 10AM is: 2.5m 8s primary swell from a Southwest direction and 0.2m 15s secondary swell from a West direction (forecast issued at 06:00am May 19). An open ocean swell of 0.1m 18s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 8ft (2.5m) | 8s |
| Afternoon (19 May) | 10ft (3.0m) | 9s |
| Evening (19 May) | 11ft (3.5m) | 9s |
Table - waves today at Porthmeor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Tue morning. Very mild (max 16°C on Thu morning, min 12°C on Tue night). Winds decreasing (strong winds from the SW on Tue afternoon, light winds from the SSE by Thu night). | ||||||||||||||||||||||||
Tuesday 19 | Wednesday 20 | Thursday 21 | Fri 22 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SW 8 | SW 8 | SW 8 | SW 8 | WSW 9 | WSW 9 | WSW 9 | WSW 16 | W 14 | W 14 | WSW 14 | W 13 | W 13 | W 13 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | |
834 | 878 | 886 | 981 | 1261 | 1469 | 1914 | 6919 | 6612 | 6027 | 5646 | 3922 | 3082 | 2431 | 1756 | 1413 | 1302 | 1047 | 828 | 705 | 619 | 679 | 544 | 598 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | |
High Tide | 7:24AM6.06m | 7:46PM6.13m | 8:13AM5.77m | 8:36PM5.86m | 9:06AM5.39m | 9:32PM5.51m | ||||||||||||||||||
Low Tide | 1:27AM0.07m | 1:49PM0.28m | 2:18AM0.26m | 2:39PM0.55m | 3:13AM0.55m | 3:34PM0.87m | ||||||||||||||||||
 |  |  |  |  |  |  |  | | | | | | | | | | | | | | | | | |
 | 5:30 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | 5:26 |
 | — | — | — | — | — | 9:06 | — | — | — | — | — | — | — | 9:07 | — | — | — | — | — | — | — | 9:08 | — | 9:09 |
— | — | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 16 |
7 | 6 | 7 | 6 | 5 | 5 | 5 | 5 | 6 | 7 | 8 | 10 | 10 | 10 | 11 | 10 | 10 | 10 | 11 | 12 | 12 | 12 | 11 | 12 | |
Swell 1 Height (m) Direction Period (s) | WNW 10 | W 15 | W 15 | W 15 | SE 6 | S 18 | — | WSW 16 | W 14 | W 14 | WSW 14 | W 13 | W 13 | W 13 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 |
 kJ | 20 | 4 | 17 | 17 | 1 | 6 | — | 1498 | 6612 | 6027 | 5646 | 3922 | 3082 | 2431 | 1756 | 1413 | 1302 | 1047 | 828 | 705 | 619 | 679 | 544 | 598 |
Swell 2 Height (m) Direction Period (s) | W 16 | S 19 | S 18 | S 18 | SW 18 | — | — | W 13 | SSW 8 | — | S 7 | — | — | — | — | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 14 |
| kJ | 5 | 7 | 6 | 6 | 12 | — | — | 125 | 204 | — | 88 | — | — | — | — | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 21 |
Swell 3 Height (m) Direction Period (s) | S 19 | — | S 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 7 | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 8 | WSW 9 | WSW 9 | WSW 9 | WSW 16 | — | — | — | SSW 8 | SSW 7 | — | — | — | — | — | — | — | — | — | SE 4 | SE 4 |
| kJ | 834 | 878 | 886 | 981 | 1261 | 1469 | 1914 | 6919 | — | — | — | 120 | 91 | — | — | — | — | — | — | — | — | — | 10 | 13 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 287 | 394 | 394 | 502 | 511 | 502 | 410 | 410 | 519 | 560 | 75 | 75 | 215 | 214 | 214 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 6 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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