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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 pm Saturday 04 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
11.8° 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: 2.3m 12s primary swell from a West direction and 1.0m 16s secondary swell from a West-northwest direction, 1.4m 5s secondary swell from a South-southwest direction (forecast issued at 01:00pm April 04). The wind direction is predicted to be cross-onshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Apr) | 8ft (2.5m) | 12s |
| Afternoon (04 Apr) | 8ft (2.4m) | 12s |
| Evening (04 Apr) | 10ft (3.0m) | 11s |
Table - waves today at Lostmarc'h. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 04 | Sunday 05 | Monday 06 | Tuesday 07 | |||||||||||||||||||||
| 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 | 11 PM | 2 AM | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 10 | 12 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 11 | 12 | 11 | 20 | 18 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2225 | 1518 | 1565 | 2221 | 1697 | 3766 | 6960 | 7214 | 6064 | 4719 | 3471 | 2598 | 1256 | 1005 | 862 | 689 | 555 | 444 | 319 | 294 | 337 | 186 | 1388 | 3456 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | on | on | cross | cross- off | 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) | 7:09PM 5.35 | 7:25AM 5.22 | 7:38PM 5.16 | 7:55AM 4.94 | 8:09PM 4.88 | |||||||||||||||||||
Low Tide / height (m) | 1:08PM 0.34 | 1:24AM 0.41 | 1:38PM 0.57 | 1:56AM 0.65 | 2:09PM 0.87 | 2:28AM 0.96 | ||||||||||||||||||
Saturday 04 | Sunday 05 | Monday 06 | Tuesday 07 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 7:48 | - | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:45 |
| Sunset | - | - | - | 8:52 | - | - | - | - | - | - | - | 8:52 | - | - | - | - | - | - | - | 8:53 | - | - | - | - |
 |  | |  |  | | | | | | | |  |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 12 | 11 | 12 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 10 | 14 | 16 | 17 | 16 | 17 | 16 | 14 |
| Feels °C (?) | 6 | 4 | 4 | 3 | 4 | 1 | 2 | 2 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 3 | 4 | 8 | 10 | 12 | 11 | 11 | 9 | 9 |
- 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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