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Surf Forecasts:
Holywell Bay surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 5 am Friday 12 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Holywell Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Holywell Bay sea temperature is
12.2° C
(Which is slightly warmer than usual)How big are the waves at Holywell Bay today?
The current surf forecast for Holywell Bay at 9AM is: 4.0m 15s primary swell from a West direction (forecast issued at 05:00am December 12). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 13ft (4.0m) | 15s |
| Afternoon (12 Dec) | 15ft (4.5m) | 18s |
| Evening (12 Dec) | 13ft (4.0m) | 18s |
Table - waves today at Holywell Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Mon 15 | |||||||||||||||||||||
| 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) (?) | 15 | 15 | 15 | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 5884 | 5817 | 7362 | 12192 | 11646 | 10627 | 9428 | 8225 | 6813 | 5522 | 4414 | 3499 | 2557 | 2277 | 2204 | 2253 | 2318 | 2466 | 2854 | 3511 | 3785 | 3801 | 3987 | 3735 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off | cross | cross | 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) | 10:47AM 5.22 | 11:25PM 4.84 | 11:53AM 5.01 | 12:31AM 4.78 | 12:58PM 4.94 | |||||||||||||||||||
Low Tide / height (m) | 4:41AM 1.72 | 5:23PM 1.70 | 5:46AM 1.91 | 6:27PM 1.83 | 6:51AM 1.97 | 7:27PM 1.83 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Mon 15 | |||||||||||||||||||||
| Sunrise | - | - | 8:11 | - | - | - | - | - | - | - | 8:11 | - | - | - | - | - | - | - | 8:11 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:15 | - | - | - | - | - | - | - | 4:15 | - | - | - | - | - | - | - | 4:15 | - | - | - |
 |  |  |  | | |  | | | |  | | | | | | | | | | |  | | | |
Rain (mm) | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 12 | 12 |
| Feels °C (?) | 5 | 5 | 7 | 7 | 7 | 7 | 8 | 7 | 7 | 7 | 6 | 4 | 4 | 4 | 3 | 4 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 |
- 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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