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Surf Forecasts:
Gwithian surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 5 pm Sunday 14 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
12.2° C
(Which is slightly warmer than usual)How big are the waves at Gwithian today?
The current surf forecast for Gwithian at 12AM is: 3.5m 13s primary swell from a West direction and 2.5m 7s secondary swell from a South-southwest direction (forecast issued at 05:00pm December 14). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | - | - |
| Afternoon (15 Dec) | 11ft (3.5m) | 13s |
| Evening (15 Dec) | 11ft (3.5m) | 13s |
Table - waves today at Gwithian. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 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 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3775 | 4427 | 4010 | 3727 | 5815 | 5772 | 3264 | 2723 | 3201 | 3361 | 3484 | 3344 | 3344 | 3631 | 3681 | 3344 | 3029 | 2959 | 2736 | 2670 | 2417 | 2281 | 2001 | 1121 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross | cross | cross | cross | cross | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | glass | cross | cross | cross | cross | cross |
High Tide / height (m) | 12:57PM 4.70 | 1:31AM 4.63 | 1:55PM 4.76 | 2:24AM 4.80 | 2:45PM 4.89 | 3:10AM 5.01 | ||||||||||||||||||
Low Tide / height (m) | 7:26PM 1.73 | 7:51AM 1.79 | 8:19PM 1.64 | 8:44AM 1.64 | 9:06PM 1.50 | 9:30AM 1.44 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:12 | - | - | - | - | - | - | - | 8:14 | - | - | - | - | - | - | - | 8:15 | - |
| Sunset | 4:17 | - | - | - | - | - | - | - | 4:17 | - | - | - | - | - | - | - | 4:17 | - | - | - | - | - | - | - |
 |  |  | |  | |  | |  | | | | | | |  | |  | |  | | | | | |
Rain (mm) | - | - | 1 | 4 | 8 | 9 | 9 | 6 | 2 | 2 | 2 | 2 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 9 | 9 | 10 | 10 |
| Feels °C (?) | 3 | 3 | 3 | 2 | 3 | 5 | 6 | 8 | 7 | 4 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 5 | 7 | 4 | 5 | 4 | 4 | 2 |
- 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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