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Surf Forecasts:
Les Roches Blanches surfForecast / Brittany – Finistere / France
48hr Weather and Surf, issued 6 am Saturday 20 Dec 2025 CETForecast update in hr min s Forecast update imminent
Les Roches Blanches surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Les Roches Blanches sea temperature is
12.2° C
(Which is normal for this time of year)How big are the waves at Les Roches Blanches today?
The current surf forecast for Les Roches Blanches at 9AM is: 3.0m 14s primary swell from a West direction (forecast issued at 06:00am December 20). An open ocean swell of 1.0m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Dec) | 10ft (3.0m) | 14s |
| Afternoon (20 Dec) | 10ft (3.0m) | 14s |
| Evening (20 Dec) | 10ft (3.0m) | 13s |
Table - waves today at Les Roches Blanches. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 20 | Sunday 21 | Monday 22 | Tue 23 | |||||||||||||||||||||
| 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 5554 | 3966 | 3135 | 2895 | 3123 | 3023 | 2825 | 2860 | 7278 | 8955 | 9176 | 8923 | 8713 | 8764 | 7545 | 6264 | 5069 | 3580 | 2939 | 2471 | 1923 | 1514 | 1335 | 1004 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross | cross | cross- on | cross- on | cross- on | cross- on | on | on | on | cross- on | cross- off | cross- off | cross- off | cross | cross- on |
High Tide / height (m) | 4:22AM 4.23 | 4:41PM 4.08 | 4:57AM 4.31 | 5:15PM 4.11 | 5:32AM 4.34 | 5:50PM 4.10 | ||||||||||||||||||
Low Tide / height (m) | 10:51AM 0.65 | 11:02PM 0.67 | 11:26AM 0.61 | 11:37PM 0.65 | 12:02PM 0.62 | 12:12AM 0.67 | ||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tue 23 | |||||||||||||||||||||
| Sunrise | - | - | 9:03 | - | - | - | - | - | - | - | 9:03 | - | - | - | - | - | - | - | 9:04 | - | - | - | - | - |
| Sunset | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:25 | - | - | - |
 | |  | |  |  |  | | | | | | | | |  | | | |  | | | | | |
Rain (mm) | - | - | - | - | 1 | 2 | - | - | - | 2 | 1 | 1 | 1 | - | 2 | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 9 | 9 | 11 | 11 | 10 | 9 | 9 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 9 | 9 | 10 | 10 | 9 | 8 | 8 |
| Feels °C (?) | 5 | 4 | 3 | 4 | 5 | 5 | 5 | 6 | 4 | 6 | 6 | 6 | 5 | 5 | 6 | 6 | 4 | 5 | 7 | 7 | 8 | 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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