Lostmarc'h Surf Break

Lat Long: 48.21° N 4.56° W

Lostmarc'h 48 hour detailed Surf Forecast

Issued: 7 am 08 Aug 2026 (local time)

Forecast update in  hr  min

Today's Lostmarc'h sea temperature is
19.4° C
1.3° 

Lostmarc'h surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Lostmarc'h today (08 Aug):

  • Morning surf: Morning surf (08 Aug, local time) - 1.5ft (0.4m), 11s period with NW swell.
  • Afternoon surf: Afternoon surf (08 Aug, local time) - 2ft (0.6m), 11s period with NW swell.
  • Evening surf: Evening surf (08 Aug, local time) - 2.5ft (0.7m), 10s period with NW swell.

The current surf forecast for Lostmarc'h at 3PM is: 0.6m 11s primary swell from a Northwest direction (forecast issued at 07:00am August 08). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (CEST) & DateWave HeightWave Period
Morning (08 Aug)1.5ft (0.4m)11s
Afternoon (08 Aug)2ft (0.6m)11s
Evening (08 Aug)2.5ft (0.7m)10s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Mon afternoon, min 17°C on Sat morning). Wind will be generally light.

Saturday
8
Sunday
9
Monday
10
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
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
1
0
0
0
0
1
1
0
0
0
0
0
0
1
1
1
1
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
W
9
0.3
NW
12
0.5
NW
11
0.6
NW
11
0.7
NW
10
0.7
NW
10
0.7
NW
10
0.7
NW
10
0.7
NW
10
0.7
NW
9
0.7
NW
9
0.7
NW
9
0.7
NW
9
0.7
NW
9
0.7
NW
9
0.7
NW
10
0.7
NW
9
0.7
NW
9
0.7
NW
9
0.7
NW
9
0.7
NW
8
0.7
WNW
8
0.7
WNW
8
Wave Graph
Metric surfscale
Energy kJ
7
21
58
92
108
102
100
98
96
90
86
84
83
83
84
92
86
83
81
79
74
62
61
Wind (km/h)
15
E
10
E
5
SE
15
SW
15
WSW
10
WNW
10
NNW
5
N
5
NNW
10
NNW
15
NNW
20
WNW
25
WNW
20
NW
15
N
15
NNE
10
NE
10
NNE
10
N
20
NNW
25
N
25
N
25
NNE
Wind State
cross-off
cross-off
cross-off
on
on
cross-on
cross
cross-off
glassy
cross
cross
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
High Tide
1:15PM4.22m
2:03AM4.22m
2:41PM4.45m
3:22AM4.51m
3:49PM4.86m
Low Tide
6:53AM1.51m
7:40PM1.44m
8:20AM1.41m
9:04PM1.16m
9:34AM1.10m
10:10PM0.75m
cloud
part cloud
cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
7:03
7:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:44
9:43
9:40
 mm
Temp °C
17
17
20
20
20
20
20
20
19
19
20
22
21
21
19
18
18
18
20
24
25
24
21
Feels °C
14
15
18
17
18
19
18
18
18
18
19
20
18
19
18
17
17
17
18
21
20
19
17
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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.


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