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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 12 pm Saturday 28 Mar 2026 CETForecast 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
11.5° C
(Which is slightly warmer than usual)How big are the waves at Lostmarc'h today?
The current surf forecast for Lostmarc'h at 6PM is: 3.5m 15s primary swell from a West-northwest direction (forecast issued at 12:00pm March 28). The wind direction is predicted to be cross-shore.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Mar) | 13ft (4.0m) | 16s |
| Afternoon (28 Mar) | 11ft (3.5m) | 15s |
| Evening (28 Mar) | 11ft (3.5m) | 14s |
Table - waves today at Lostmarc'h. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | |||||||||||||||||||||
| 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 | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 20 | 18 | 18 | 18 | 18 | 17 | 16 | 19 | 15 | 17 | 17 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 6999 | 6660 | 5663 | 4869 | 4005 | 3078 | 2231 | 1753 | 1458 | 1163 | 1053 | 1036 | 1185 | 4949 | 2916 | 9903 | 11211 | 11576 | 9704 | 8611 | 10045 | 5967 | 6854 | 5786 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- off | cross- off | cross- off | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- off | cross |
High Tide / height (m) | 1:45PM 4.12 | 2:10AM 4.49 | 2:45PM 4.50 | 3:03AM 4.88 | 3:30PM 4.86 | 3:44AM 5.20 | ||||||||||||||||||
Low Tide / height (m) | 7:21AM 1.46 | 7:51PM 1.50 | 8:30AM 1.10 | 8:50PM 1.11 | 9:20AM 0.73 | 9:36PM 0.75 | ||||||||||||||||||
Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | 6:58 |
| Sunset | - | - | - | 7:40 | - | - | - | - | - | - | - | 7:43 | - | - | - | - | - | - | - | 7:44 | - | - | - | - |
 |  | | |  | |  | | | |  | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 9 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 10 | 9 | 10 | 11 |
| Feels °C (?) | 0 | 1 | -1 | 0 | 2 | 3 | 4 | 4 | 4 | 3 | 2 | 3 | 2 | 3 | 4 | 5 | 6 | 6 | 5 | 6 | 5 | 5 | 6 | 9 |
- 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
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