Lostmarc'h Surf Break

Lat Long: 48.21° N 4.56° W

Lostmarc'h 48 hour detailed Surf Forecast

Issued: 7 pm 02 Oct 2026 (local time)

Forecast update in  hr  min

Today's Lostmarc'h sea temperature is
17.3°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 (03 Oct):

  • Morning surf: Morning surf (03 Oct, local time) - 5.5ft (1.7m), 11s period with WNW swell.
  • Afternoon surf: Afternoon surf (03 Oct, local time) - 5ft (1.6m), 10s period with WNW swell.
  • Evening surf: Evening surf (03 Oct, local time) - 4.5ft (1.4m), 10s period with WNW swell.

The current surf forecast for Lostmarc'h at 1AM is: 1.8m 11s primary swell from a West-northwest direction and 0.1m 16s secondary swell from a Southwest direction (forecast issued at 07:00pm October 02). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (CEST) & DateWave HeightWave Period
Morning (03 Oct)5.5ft (1.7m)11s
Afternoon (03 Oct)5ft (1.6m)10s
Evening (03 Oct)4.5ft (1.4m)10s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Sat afternoon, min 16°C on Fri night). Wind will be generally light.

Fri
2
Saturday
3
Sunday
4
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
2
3
3
3
3
3
3
1
0
1
1
2
1
2
2
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2
WNW
12
1.9
WNW
12
1.8
WNW
11
1.8
WNW
11
1.7
WNW
11
1.7
WNW
11
1.7
WNW
11
1.6
WNW
10
1.5
WNW
10
1.4
WNW
10
1.2
WNW
10
1.1
W
10
1
W
10
1
W
10
1.2
WNW
10
1.2
WNW
10
1.2
WNW
10
1.2
WNW
10
1.1
WNW
11
Wave Graph
Metric surfscale
Energy kJ
1102
921
786
745
655
655
643
530
451
356
288
240
196
192
248
248
248
242
275
Wind (km/h)
15
SW
10
W
10
NE
15
NNE
15
NE
15
NE
15
NE
15
NNE
20
N
25
NNE
20
NE
20
NE
15
NE
15
NE
15
NE
10
N
25
N
20
NNE
15
NNE
Wind State
on
cross-on
off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
9:32PM4.56m
9:59AM4.48m
10:43PM4.12m
11:23AM4.16m
Low Tide
3:25PM0.93m
3:51AM1.26m
4:33PM1.33m
5:07AM1.62m
6:03PM1.55m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
8:18
—
—
—
—
—
—
—
8:19
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:55
—
—
—
—
—
—
—
7:53
—
—
—
—
—
—
—
7:52
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
16
16
16
16
16
16
17
19
21
18
17
17
16
16
16
19
20
17
17
Feels °C
14
15
15
14
13
13
15
16
17
13
13
14
13
13
13
17
16
14
14
  • 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