Lostmarc'h Surf Break

Lat Long: 48.21° N 4.56° W

Lostmarc'h 48 hour detailed Surf Forecast

Issued: 1 pm 28 Jul 2026 (local time)

Forecast update in  hr  min

Today's Lostmarc'h sea temperature is
18.2° C
0.3° 

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 (28 Jul):

  • Morning surf: Morning surf (28 Jul, local time) - 4ft (1.2m), 10s period with WNW swell.
  • Afternoon surf: Afternoon surf (28 Jul, local time) - 3.5ft (1.0m), 9s period with WNW swell.
  • Evening surf: Evening surf (28 Jul, local time) - 3ft (0.9m), 9s period with WNW swell.

The current surf forecast for Lostmarc'h at 6PM is: 1.0m 9s primary swell from a West-northwest direction (forecast issued at 01:00pm July 28). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (28 Jul)4ft (1.2m)10s
Afternoon (28 Jul)3.5ft (1.0m)9s
Evening (28 Jul)3ft (0.9m)9s

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


Short Range Forecast

Mostly dry. Warm (max 22°C on Tue night, min 15°C on Thu night). Wind will be generally light.

Tue
28
Wednesday
29
Thursday
30
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)
2
0
0
0
1
1
0
1
0
0
0
0
0
0
0
0
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)
1.1
WNW
10
1
WNW
9
1
WNW
9
0.9
WNW
9
0.9
WNW
9
0.9
WNW
9
0.9
WNW
9
0.8
WNW
9
0.8
WNW
9
0.8
WNW
8
0.8
WNW
8
0.8
WNW
8
0.8
WNW
9
0.8
WNW
8
0.9
WNW
8
0.8
WNW
8
0.8
WNW
8
0.9
WNW
8
1
NW
8
1.1
NW
7
1
NW
7
Wave Graph
Metric surfscale
Energy kJ
226
180
176
130
127
124
121
96
94
90
80
88
94
82
108
86
84
112
122
121
107
Wind (km/h)
0
SE
15
WSW
15
W
10
WNW
5
N
5
ESE
5
WSW
5
WNW
10
WSW
15
W
15
WNW
20
NW
15
NW
10
NW
10
NW
10
NW
10
WNW
20
NW
30
NW
25
NNW
25
N
Wind State
glassy
on
on
cross-on
cross-off
glassy
on
glassy
on
on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-off
High Tide
5:21PM4.79m
5:41AM4.72m
5:56PM5.04m
6:14AM4.91m
6:29PM5.23m
Low Tide
11:16AM1.10m
11:40PM0.90m
11:52AM0.87m
00:15AM0.69m
12:25PM0.69m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
clear
clear
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:00
9:59
9:58
 mm
Temp °C
20
21
21
22
22
21
20
19
19
19
18
18
18
18
17
17
18
19
19
18
16
Feels °C
20
19
20
21
22
21
20
20
18
18
17
16
17
18
17
17
18
17
14
13
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.


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