Lostmarc'h Surf Break

Lat Long: 48.21° N 4.56° W

Lostmarc'h 48 hour detailed Surf Forecast

Issued: 7 pm 04 Oct 2026 (local time)

Forecast update in  hr  min

Today's Lostmarc'h sea temperature is
17.4°C
1.5° 

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 (05 Oct):

  • Morning surf: Morning surf (05 Oct, local time) - 3.5ft (1.0m), 10s period with WNW swell.
  • Afternoon surf: Afternoon surf (05 Oct, local time) - 3ft (0.9m), 10s period with WNW swell.
  • Evening surf: Evening surf (05 Oct, local time) - 3ft (0.9m), 11s period with WNW swell.

The current surf forecast for Lostmarc'h at 1AM is: 1.1m 11s primary swell from a West-northwest direction and 0.1m 13s secondary swell from a Southwest direction (forecast issued at 07:00pm October 04). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (CEST) & DateWave HeightWave Period
Morning (05 Oct)3.5ft (1.0m)10s
Afternoon (05 Oct)3ft (0.9m)10s
Evening (05 Oct)3ft (0.9m)11s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Tue afternoon. Warm (max 22°C on Mon afternoon, min 15°C on Tue night). Winds increasing (calm on Mon afternoon, strong winds from the N by Wed afternoon).

Sun
4
Monday
5
Tuesday
6
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)
1
1
1
2
2
2
1
1
1
1
2
2
2
2
2
2
2
0
2
Swell
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
1.1
WNW
10
1.1
WNW
11
1
WNW
11
1
WNW
11
1
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
1
WNW
12
1
WNW
12
1
WNW
11
1
WNW
11
1.1
WNW
11
1.2
WNW
11
1.2
WNW
11
1.2
WNW
11
1.2
WNW
11
Wave Graph
Metric surfscale
Energy kJ
210
231
275
234
214
210
160
157
160
160
289
280
256
247
286
305
300
300
317
Wind (km/h)
25
NNE
25
NE
20
NE
20
NE
20
NE
20
ENE
15
ENE
5
NNE
15
NW
25
NNE
20
ENE
20
NE
20
NE
20
NE
20
NE
15
ENE
20
E
25
NNE
25
NE
Wind State
cross-off
cross-off
cross-off
off
off
off
off
glassy
cross
cross-off
off
off
off
off
off
off
off
cross-off
off
High Tide
00:26AM3.92m
1:10PM4.16m
2:05AM4.11m
2:33PM4.48m
Low Tide
6:03PM1.55m
6:43AM1.72m
7:39PM1.44m
8:11AM1.50m
8:53PM1.10m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
cloud
light rain
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
8:22
—
—
—
—
—
—
—
8:22
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:52
—
—
—
—
—
—
—
7:50
—
—
—
—
—
—
—
7:47
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
—
—
Temp °C
22
20
18
18
18
18
18
21
22
21
20
19
18
18
17
21
18
16
15
Feels °C
17
16
15
14
14
15
15
20
19
16
16
15
14
14
14
18
15
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.


Nearest locationNearest