Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Gwithian surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 11 pm Monday 22 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Gwithian surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gwithian sea temperature is
12.0° C
(Which is slightly warmer than usual)How big are the waves at Gwithian today?
The current surf forecast for Gwithian at 1AM is: 1.1m 12s primary swell from a West direction and 0.1m 5s secondary swell from a North direction (forecast issued at 11:00pm December 22). An open ocean swell of 1.7m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Dec) | 3ft (0.9m) | 11s |
| Afternoon (23 Dec) | 2ft (0.6m) | 15s |
| Evening (23 Dec) | 4ft (1.2m) | 14s |
Table - waves today at Gwithian. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 23 | Wednesday 24 | Thursday 25 | ||||||||||||||||||||||
| 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 | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 11 | 11 | 11 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 418 | 347 | 274 | 202 | 195 | 191 | 172 | 521 | 563 | 599 | 581 | 484 | 484 | 596 | 451 | 431 | 356 | 265 | 198 | 192 | 147 | 104 | 106 | 106 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | 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 | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 6:37PM 5.51 | 6:55AM 5.74 | 7:13PM 5.46 | 7:32AM 5.70 | 7:52PM 5.37 | 8:12AM 5.61 | ||||||||||||||||||
Low Tide / height (m) | 12:53AM 0.88 | 1:18PM 0.89 | 1:29AM 0.94 | 1:56PM 0.97 | 2:07AM 1.04 | 2:36PM 1.06 | ||||||||||||||||||
Tuesday 23 | Wednesday 24 | Thursday 25 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:18 | - | - | - | - | - | - | - | 8:18 | - | - | - | - | - | - | - | 8:18 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:21 | - | - | - | - | - | - | - | 4:22 | - | - | - | - | - | - | - | 4:22 | - |
 | | |  |  |  | | |  | | | | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 10 | 10 | 10 | 10 | 11 | 10 | 8 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 4 |
| Feels °C (?) | 4 | 3 | 3 | 3 | 5 | 6 | 5 | 2 | -1 | -1 | -2 | -3 | -3 | -3 | -3 | -6 | -6 | -6 | -6 | -7 | -7 | -7 | -6 | -5 |
- 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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