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Lostmarc'h Surf Forecast
/ Brittany – Finistere (75 surf breaks) /
Surf Forecasts:
Lostmarc'h surfForecast / Brittany – Finistere / France
48hr Weather and Surf, issued 1 am Friday 10 Apr 2026 CESTForecast update in hr min s Forecast update imminent
Lostmarc'h surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Lostmarc'h sea temperature is
12.8° C
(Which is 1.7°C warmer than normal for this time of year)How big are the waves at Lostmarc'h today?
The current surf forecast for Lostmarc'h at 9AM is: 3.5m 15s primary swell from a West-northwest direction (forecast issued at 01:00am April 10). The wind direction is predicted to be cross-offshore and the swell rating is 6.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Apr) | 11ft (3.5m) | 15s |
| Afternoon (10 Apr) | 11ft (3.5m) | 14s |
| Evening (10 Apr) | 8ft (2.5m) | 14s |
Table - waves today at Lostmarc'h. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 10 | Saturday 11 | Sunday 12 | ||||||||||||||||||||||
| 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 16 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 435 | 4528 | 6093 | 6228 | 5728 | 4882 | 3966 | 3111 | 2412 | 2171 | 2480 | 3912 | 9462 | 11821 | 15055 | 16507 | 15640 | 16191 | 18321 | 18405 | 16234 | 13064 | 9838 | 7879 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide / height (m) | 10:13PM 3.86 | 10:53AM 3.57 | 11:37PM 3.65 | 12:40PM 3.50 | 1:23AM 3.74 | 2:12PM 3.76 | ||||||||||||||||||
Low Tide / height (m) | 4:51AM 1.98 | 5:23PM 2.13 | 6:24AM 2.08 | 7:01PM 2.12 | 7:53AM 1.88 | |||||||||||||||||||
Friday 10 | Saturday 11 | Sunday 12 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:39 | - | - | - | - | - | - | - | 7:37 | - | - | - | - | - | - | - | 7:35 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 9:00 | - | - | - | - | - | - | - | 9:01 | - | - | - | - | - | - | - | 9:02 |
 | |  |  |  | | | |  | | | | |  | | | |  | | | |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | 1 | - | 1 | 1 | - | - | 1 | 1 | 1 |
| Temp. °C | 9 | 8 | 8 | 7 | 8 | 10 | 11 | 11 | 11 | 11 | 10 | 8 | 9 | 7 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Feels °C (?) | 1 | 1 | 3 | 3 | 4 | 5 | 4 | 4 | 5 | 5 | 2 | -1 | 0 | -2 | -2 | -1 | 0 | 1 | 1 | 2 | 4 | 5 | 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)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Lostmarc'h surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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