Lostmarc'h Surf Break

Lat Long: 48.21° N 4.56° W

Lostmarc'h 48 hour detailed Surf Forecast

Issued: 1 pm 29 Jul 2026 (local time)

Forecast update in  hr  min

Today's Lostmarc'h sea temperature is
18.4° C
0.5° 

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 (29 Jul):

  • Morning surf: Morning surf (29 Jul, local time) - 2.5ft (0.8m), 9s period with WNW swell.
  • Afternoon surf: Afternoon surf (29 Jul, local time) - 2.5ft (0.8m), 8s period with WNW swell.
  • Evening surf: Evening surf (29 Jul, local time) - 2.5ft (0.8m), 8s period with WNW swell.

The current surf forecast for Lostmarc'h at 4PM is: 0.8m 8s primary swell from a West-northwest direction and 0.3m 2s secondary swell from a West direction (forecast issued at 01:00pm July 29). The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (29 Jul)2.5ft (0.8m)9s
Afternoon (29 Jul)2.5ft (0.8m)8s
Evening (29 Jul)2.5ft (0.8m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 19°C on Wed afternoon, min 15°C on Fri morning). Wind will be generally light.

Wed
29
Thursday
30
Friday
31
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
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
WNW
9
0.8
WNW
8
0.9
WNW
8
0.8
WNW
8
0.8
WNW
9
0.8
WNW
8
0.8
WNW
8
0.8
WNW
8
0.8
WNW
8
0.8
WNW
8
0.8
WNW
8
0.9
NW
8
0.9
WNW
8
0.9
NW
8
0.8
NW
7
0.8
NW
8
0.8
NW
8
0.8
NW
8
0.9
NW
8
0.9
NW
8
0.8
NW
7
Wave Graph
Metric surfscale
Energy kJ
94
90
111
88
84
82
78
76
75
75
82
91
103
84
65
67
71
67
94
82
65
Wind (km/h)
5
W
15
W
15
WNW
20
NW
10
NW
15
WNW
10
WNW
15
WNW
10
WNW
20
WNW
25
NW
25
NNW
20
N
20
N
20
N
15
N
10
NNW
25
NW
30
NW
25
NNW
25
N
Wind State
on
on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross
cross
cross-off
High Tide
5:56PM5.04m
6:14AM4.91m
6:29PM5.23m
6:47AM5.05m
7:01PM5.34m
Low Tide
11:52AM0.87m
00:15AM0.69m
12:25PM0.69m
00:48AM0.53m
12:58PM0.58m
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:59
9:58
9:55
 mm
Temp °C
19
19
19
19
18
18
18
18
18
18
19
18
16
16
16
15
17
18
18
18
16
Feels °C
19
18
18
17
17
17
18
18
18
17
16
14
12
13
14
13
15
14
13
14
12
  • 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.


Nearest locationNearest