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Surf Forecasts:
Maenporth surfForecast / Cornwall (South) / UK
48hr Weather and Surf, issued 5 pm Thursday 11 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Maenporth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Maenporth sea temperature is
12.3° C
(Which is slightly warmer than usual)How big are the waves at Maenporth today?
The current surf forecast for Maenporth at 7PM is: 4.5m 14s primary swell from a Southwest direction (forecast issued at 05:00pm December 11). An open ocean swell of 1.2m 19s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | - | - |
| Afternoon (11 Dec) | 13ft (4.0m) | 13s |
| Evening (11 Dec) | 15ft (4.5m) | 14s |
Table - waves today at Maenporth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 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 | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 14 | 14 | 14 | 16 | 15 | 19 | 18 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 5739 | 7663 | 7092 | 6943 | 9666 | 8445 | 15697 | 18747 | 19417 | 17089 | 15535 | 13883 | 11561 | 9076 | 6826 | 5573 | 4021 | 3163 | 3033 | 2477 | 2402 | 2718 | 3555 | 4376 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross | cross | cross | cross | cross- on | cross- on |
High Tide / height (m) | 10:43PM 3.99 | 11:10AM 4.42 | 11:50PM 3.91 | 12:14PM 4.30 | 12:49AM 3.92 | |||||||||||||||||||
Low Tide / height (m) | 4:30PM 1.44 | 4:42AM 1.69 | 5:34PM 1.70 | 5:48AM 1.90 | 6:46PM 1.84 | 7:06AM 1.97 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:08 | - | - | - | - | - | - | - | 8:10 | - | - | - | - | - | - | - | 8:11 | - |
| Sunset | 4:16 | - | - | - | - | - | - | - | 4:16 | - | - | - | - | - | - | - | 4:16 | - | - | - | - | - | - | - |
 |  |  |  | |  |  | | |  | | | | | |  | | | | | | | | | |
Rain (mm) | - | 1 | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 11 | 12 | 10 | 9 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 |
| Feels °C (?) | 4 | 6 | 5 | 7 | 4 | 4 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 |
- 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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