Lostmarc'h Surf Forecast

/ Brittany – Finistere (75 surf breaks) /

France (410 surf breaks) / Lat Long: (48.21° N 4.56° W)

Surf Forecasts:

Lostmarc'h surfForecast / Brittany – Finistere / France

48hr Weather and Surf, issued 1 pm Saturday 25 Oct 2025 CEST

Forecast 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 15.3° C
(Which is slightly warmer than usual)

How big are the waves at Lostmarc'h today?

The current surf forecast for Lostmarc'h at 5PM is: 2.3m 8s primary swell from a Northwest direction and 0.4m 10s secondary swell from a West direction, 0.1m 14s secondary swell from a Northwest direction (forecast issued at 01:00pm October 25). The wind direction is predicted to be cross-shore.

Time (CEST) & Date	Wave Height	Wave Period
Morning (25 Oct)	7ft (2.1m)	9s
Afternoon (25 Oct)	7ft (2.2m)	8s
Evening (25 Oct)	7.5ft (2.3m)	8s

Table - waves today at Lostmarc'h. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Saturday 25					Sunday 26								Monday 27								Tuesday 28
	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)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW
Period(s) (?)	9	8	8	8	8	8	7	8	8	8	8	8	7	8	8	8	9	9	9	9	9	9	10	10
Wave Graph (?)
kJ (?)	607	564	650	638	645	502	452	565	650	574	424	418	513	740	993	1176	1338	1272	1224	1104	924	856	772	687
Wind (km/h)	NNW	NNW	NNW	NNW	NNW	NW	NW	NNW	NW	NW	NW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	W	W	WSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross	cross	cross	cross	cross- on	cross- on	cross	cross	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	on	on
High Tide / height (m)				7:38PM 4.77				7:53AM 4.77					8:12PM 4.48				8:28AM 4.48				8:50PM 4.17
Low Tide / height (m)		1:38PM 0.81				1:50AM 1.02					2:12PM 1.10				2:24AM 1.31				2:50PM 1.40				3:04AM 1.60

	Saturday 25					Sunday 26								Monday 27								Tuesday 28
Sunrise	-	-	-	-	-	-	-	-	8:52	-	-	-	-	-	-	-	8:53	-	-	-	-	-	-	-
Sunset	-	-	7:12	-	-	-	-	-	-	-	7:09	-	-	-	-	-	-	-	7:07	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	13	13	12	12	12	12	12	12	12	13	13	13	13	13	14	13	13	14	14	15	14	15	14	14
Feels °C (?)	6	5	3	3	4	4	4	3	5	6	5	5	5	5	6	5	6	7	7	10	9	10	9	10

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for Brittany - Finistere

Wind Update Still cross-shore at Lostmarc'h (moderate winds from the NNW at Lanveoc Poulmic Airport 12 km from Lostmarc'h). 2.2m 6s windswell from the NW to make surfable waves.
2 hours 33 minutes ago Lostmarc'h

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2 h 33 min ago

26 km/h

NNW

Cross-Shore

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