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Surf Forecasts:

Lostmarc'h surf break

Lostmarc'h surfForecast / Brittany – Finistere / France

information circle48hr Weather and Surf, issued 12 am Thursday 12 Feb 2026 CET
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
10.0° C
 (Which is slightly cooler than normal)

How big are the waves at Lostmarc'h today?

The current surf forecast for Lostmarc'h at 8AM is: 7.5m 17s primary swell from a West-southwest direction (forecast issued at 12:00am February 12). The wind direction is predicted to be cross-onshore and the swell rating is 11.

Time (CET) & DateWave HeightWave Period
Morning (12 Feb)26ft (8.0m)17s
Afternoon (12 Feb)23ft (7.0m)16s
Evening (12 Feb)20ft (6.0m)15s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Thursday
12
Friday
13
Saturday
14
10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM
Rating
(10 max)
!
!
!
!
!
!
!
!
0
0
!
!
!
2
0
0
4
0
0
2
2
2
4
4
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
6.5
WSW
6.5
WSW
6.5
W
7.5
WSW
8
WSW
7.5
W
6.5
W
6
W
5.5
W
5
W
4.5
W
4
W
4
W
3.5
W
3.5
W
3.5
W
3.5
WNW
4.5
WNW
3.5
NNW
3
NNW
2.5
NNW
1.8
W
1.9
W
2
W
Period(s) (?)14141717161615151514141414131212111211109131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)161601614824899304023443727254204531543212392910074756136561041873741347029576422254718451003110312071335
Wind
(km/h)
40
W
45
WNW
55
W
60
WNW
60
W
60
W
45
W
40
WSW
20
WSW
25
WSW
20
WSW
10
SW
10
SSW
15
WNW
25
WNW
25
NW
25
N
55
N
50
N
45
N
35
N
25
NNE
10
N
5
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		onononononcross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		glass
High Tide
/ height (m)
12:29AM
3.58
1:23PM
3.55
2:01AM
3.78
2:36PM
3.84
2:59AM
4.14
3:23PM
4.20
Low Tide
/ height (m)
7:01AM
2.10
7:39PM
2.05
8:23AM
1.86
8:47PM
1.74
9:17AM
1.49
Thursday
12
Friday
13
Saturday
14
Sunrise----8:30-------8:29-------8:26---
Sunset------6:34-------6:36-------6:37-
light rain
part cloud
light rain
light rain
light rain
light rain
part cloud
cloud
light rain
cloud
cloud
cloud
light rain
light rain
cloud
clear
cloud
light rain
light rain
light rain
clear
cloud
cloud
cloud
Rain (mm)
4-1111--1---11---121----
Temp. °C11111111101011111010101091010998666677
Feels °C (?)320-1-2-213556766433-3-5-4-3-134
  • 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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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.

View detailed surf forecast for Lostmarc'h at:
surf-forecast.com

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