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Surf Forecasts:
Caerhays surfForecast / Cornwall (South) / UK
48hr Weather and Surf, issued 5 am Wednesday 10 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Caerhays surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Caerhays sea temperature is
12.3° C
(Which is slightly warmer than usual)How big are the waves at Caerhays today?
The current surf forecast for Caerhays at 8AM is: 3.0m 13s primary swell from a Southwest direction and 1.9m 12s secondary swell from a South-southwest direction, 0.7m 13s secondary swell from a West-southwest direction (forecast issued at 05:00am December 10). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 8ft (2.5m) | 12s |
| Afternoon (10 Dec) | 4.5ft (1.4m) | 12s |
| Evening (10 Dec) | 6.5ft (2.0m) | 11s |
Table - waves today at Caerhays. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Sat 13 | |||||||||||||||||||||
| 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) (?) | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 15 | 14 | 14 | 14 | 7 | 13 | 15 | 15 | 15 | 16 | 15 | 15 | 19 | 19 | 19 | 18 | 18 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3741 | 2815 | 1806 | 734 | 527 | 400 | 935 | 509 | 367 | 257 | 194 | 226 | 235 | 640 | 844 | 757 | 964 | 1154 | 649 | 1751 | 2220 | 2197 | 1944 | 1553 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | on | on | on | on | on | on | on | on | cross- on | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 8:48AM 4.26 | 9:26PM 3.77 | 9:50AM 4.01 | 10:33PM 3.59 | 10:54AM 3.81 | 11:38PM 3.49 | ||||||||||||||||||
Low Tide / height (m) | 3:25PM 0.54 | 3:41AM 0.85 | 4:17PM 0.86 | 4:34AM 1.16 | 5:15PM 1.13 | |||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Sat 13 | |||||||||||||||||||||
| Sunrise | - | - | 8:07 | - | - | - | - | - | - | - | 8:07 | - | - | - | - | - | - | - | 8:08 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:15 | - | - | - | - | - | - | - | 4:15 | - | - | - | - | - | - | - | 4:15 | - | - | - |
 | |  | | | | | | | | | |  |  |  | | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | 2 | 1 | - | - | - | - | - | - | - |
| Temp. °C | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 11 | 9 | 9 | 9 | 10 | 11 | 10 | 10 | 10 |
| Feels °C (?) | 6 | 4 | 5 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 4 | 5 | 5 | 5 | 6 | 7 | 2 | 4 | 5 | 6 | 7 | 6 | 6 | 6 |
- 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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