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Surf Forecasts:
Porthmeor surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 5 am Sunday 07 Dec 2025 GMTForecast 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 12PM is: 5.0m 12s primary swell from a West-southwest direction (forecast issued at 05:00am December 07). The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Dec) | 10ft (3.0m) | 14s |
| Afternoon (07 Dec) | 15ft (4.5m) | 12s |
| Evening (07 Dec) | 11ft (3.5m) | 11s |
Table - waves today at Porthmeor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 07 | Monday 08 | Tuesday 09 | Wed 10 | |||||||||||||||||||||
| 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 14 | 14 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 21 | 20 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 12 | 12 | 13 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 7833 | 7141 | 3824 | 5955 | 5575 | 4524 | 2838 | 3079 | 3848 | 2584 | 2475 | 5853 | 20021 | 20936 | 16922 | 14143 | 10976 | 8974 | 7339 | 8002 | 7728 | 11711 | 16528 | 12924 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | 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 | off | off | off | cross- on |
High Tide / height (m) | 6:08AM 6.24 | 6:35PM 5.90 | 6:57AM 6.06 | 7:24PM 5.59 | 7:46AM 5.77 | 8:14PM 5.23 | ||||||||||||||||||
Low Tide / height (m) | 12:12AM 0.20 | 12:41PM 0.13 | 1:00AM 0.37 | 1:31PM 0.35 | 1:49AM 0.63 | 2:23PM 0.65 | ||||||||||||||||||
Sunday 07 | Monday 08 | Tuesday 09 | Wed 10 | |||||||||||||||||||||
| Sunrise | - | - | 8:06 | - | - | - | - | - | - | - | 8:07 | - | - | - | - | - | - | - | 8:07 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:19 | - | - | - | - | - | - | - | 4:19 | - | - | - | - | - | - | - | 4:19 | - | - | - |
 | |  | |  |  | |  | | |  | | | | | | | | | | | | | | |
Rain (mm) | 1 | 1 | 2 | 2 | - | - | - | - | 1 | - | - | 1 | - | - | - | 2 | 3 | 2 | 2 | 2 | 2 | 3 | 1 | 2 |
| Temp. °C | 13 | 14 | 14 | 14 | 12 | 12 | 12 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 13 | 14 | 13 | 11 |
| Feels °C (?) | 9 | 8 | 6 | 5 | 6 | 6 | 6 | 6 | 5 | 6 | 5 | 5 | 4 | 6 | 9 | 4 | 1 | 2 | 3 | 3 | 3 | 5 | 5 | 0 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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