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Porthmeor surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 5 am Wednesday 03 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
12.6° C
(Which is slightly warmer than usual)How big are the waves at Porthmeor today?
The current surf forecast for Porthmeor at 10AM is: 3.5m 14s primary swell from a West direction (forecast issued at 05:00am December 03). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Dec) | 13ft (4.0m) | 15s |
| Afternoon (03 Dec) | 11ft (3.5m) | 14s |
| Evening (03 Dec) | 8ft (2.4m) | 13s |
Table - waves today at Porthmeor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 03 | Thursday 04 | Friday 05 | Sat 06 | |||||||||||||||||||||
| 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) (?) | 14 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 10 | 12 | 12 | 12 | 13 | 13 | 15 | 15 | 16 | 16 | 16 | 16 | 9 | 9 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 5957 | 6374 | 6052 | 5306 | 4201 | 3434 | 2023 | 4105 | 3339 | 4393 | 4320 | 4022 | 4258 | 5922 | 6691 | 7265 | 7377 | 6917 | 6117 | 2513 | 2007 | 2287 | 3931 | 5370 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross | cross- off | cross- off | off | cross- off | cross | cross | cross | cross | cross | cross | cross- on | cross | cross | cross- off | off | off | off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 2:57AM 5.60 | 3:20PM 5.82 | 3:46AM 5.95 | 4:10PM 6.05 | 4:34AM 6.19 | 4:58PM 6.14 | ||||||||||||||||||
Low Tide / height (m) | 9:19AM 0.56 | 9:46PM 0.35 | 10:11AM 0.27 | 10:35PM 0.19 | 11:02AM 0.08 | 11:24PM 0.14 | ||||||||||||||||||
Wednesday 03 | Thursday 04 | Friday 05 | Sat 06 | |||||||||||||||||||||
| Sunrise | - | - | 8:00 | - | - | - | - | - | - | - | 8:02 | - | - | - | - | - | - | - | 8:03 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:21 | - | - | - | - | - | - | - | 4:20 | - | - | - | - | - | - | - | 4:20 | - | - | - |
 | |  | |  |  |  | |  | |  | | | |  | | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | 1 | 3 | 1 | - | 1 | 1 | 1 | 1 | 1 | - | - | - | - | 2 | 3 | 4 | 1 | 1 | - |
| Temp. °C | 9 | 9 | 10 | 11 | 11 | 11 | 10 | 9 | 9 | 9 | 8 | 9 | 8 | 8 | 8 | 8 | 9 | 9 | 8 | 10 | 14 | 13 | 12 | 12 |
| Feels °C (?) | 5 | 5 | 6 | 6 | 5 | 3 | 0 | -2 | 0 | 0 | -1 | 1 | 0 | 1 | 2 | 2 | 4 | 1 | -2 | -2 | 5 | 4 | 1 | 1 |
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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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