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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 7 pm Tuesday 14 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
12.4° C
(Which is 1.2°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 3AM is: 1.6m 10s primary swell from a West direction and 0.5m 15s secondary swell from a West direction, 0.9m 6s secondary swell from a South-southwest direction (forecast issued at 07:00pm April 14). The wind direction is predicted to be cross-onshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Apr) | 7ft (2.1m) | 13s |
| Afternoon (15 Apr) | 11ft (3.5m) | 12s |
| Evening (15 Apr) | 10ft (3.0m) | 12s |
Table - waves today at Lostmarc'h. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | |||||||||||||||||||||
| 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 | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 8 | 9 | 10 | 10 | 13 | 12 | 12 | 11 | 12 | 12 | 12 | 15 | 15 | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 160 | 262 | 426 | 455 | 651 | 1181 | 1547 | 2845 | 2628 | 2574 | 2757 | 2910 | 6979 | 8338 | 9162 | 8284 | 6783 | 5570 | 4574 | 3268 | 2456 | 1854 | 1556 | 1472 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 3:50PM 4.64 | 4:04AM 5.00 | 4:28PM 5.09 | 4:43AM 5.41 | 5:06PM 5.48 | 5:22AM 5.73 | ||||||||||||||||||
Low Tide / height (m) | 9:57PM 0.99 | 10:21AM 0.58 | 10:37PM 0.56 | 10:59AM 0.20 | 11:16PM 0.19 | 11:37AM -0.05 | ||||||||||||||||||
Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:28 | - | - | - | - | - | - | - | 7:26 | - | - | - | - | - | - | - | 7:24 | - | - |
| Sunset | - | 9:06 | - | - | - | - | - | - | - | 9:07 | - | - | - | - | - | - | - | 9:08 | - | - | - | - | - | - |
 |  |  | |  |  | |  | | | |  |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Feels °C (?) | 9 | 10 | 10 | 9 | 8 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 8 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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