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Surf Forecasts:
Porthmeor surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 11 am Sunday 14 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
12.2° C
(Which is slightly warmer than usual)How big are the waves at Porthmeor today?
The current surf forecast for Porthmeor at 6PM is: 3.5m 13s primary swell from a West direction and 2.3m 7s secondary swell from a South-southwest direction (forecast issued at 11:00am December 14). The wind direction is predicted to be offshore and the swell rating is 11.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 11ft (3.5m) | 13s |
| Afternoon (14 Dec) | 11ft (3.5m) | 13s |
| Evening (14 Dec) | 11ft (3.5m) | 13s |
Table - waves today at Porthmeor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 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 | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4146 | 3997 | 3775 | 3935 | 4000 | 3727 | 5906 | 6017 | 3530 | 2920 | 2985 | 3135 | 3224 | 3298 | 3344 | 3631 | 3681 | 3582 | 3224 | 2959 | 2689 | 2689 | 2613 | 2270 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | off | off | off | glass | off | on | on | on | on | on | on | on | on | on | on | on | glass | off | off |
High Tide / height (m) | 12:49PM 4.50 | 1:24AM 4.45 | 1:46PM 4.56 | 2:15AM 4.62 | 2:36PM 4.70 | 3:00AM 4.82 | ||||||||||||||||||
Low Tide / height (m) | 6:41AM 1.77 | 7:17PM 1.64 | 7:43AM 1.72 | 8:11PM 1.56 | 8:36AM 1.58 | 8:59PM 1.44 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | 8:12 | - | - | - | - | - | - | - | 8:14 | - | - | - | - | - | - | - | 8:15 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:19 | - | - | - | - | - | - | - | 4:19 | - | - | - | - | - | - | - | 4:19 | - | - | - | - | - |
 | |  |  |  |  | | |  | | | | | | | | | |  |  | | | |  | |
Rain (mm) | - | - | 2 | - | 2 | 6 | 8 | 10 | 8 | 3 | 2 | 2 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 11 | 11 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 9 | 10 | 9 | 9 | 9 | 8 | 8 | 9 |
| Feels °C (?) | 3 | 2 | 2 | 3 | 3 | 2 | 3 | 3 | 10 | 9 | 7 | 3 | 4 | 4 | 2 | 3 | 3 | 4 | 4 | 5 | 6 | 6 | 4 | 4 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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