Lostmarc'h Surf Break

Lat Long: 48.21° N 4.56° W

Issued: 7 pm 18 Jun 2026 (local time)

Forecast update in  hr  min

Today's Lostmarc'h sea temperature is
16.8° C

1.4°C warmer than normal for this time of year

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 (19 Jun):

  • Morning surf: Morning surf (19 Jun, local time) - 4ft (1.2m), 9s period with W swell.
  • Afternoon surf: Afternoon surf (19 Jun, local time) - 4ft (1.2m), 9s period with W swell.
  • Evening surf: Evening surf (19 Jun, local time) - 4.5ft (1.3m), 8s period with W swell.

The current surf forecast for Lostmarc'h at 12AM is: 1.2m 9s primary swell from a West direction (forecast issued at 07:00pm June 18). The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (19 Jun)4ft (1.2m)9s
Afternoon (19 Jun)4ft (1.2m)9s
Evening (19 Jun)4.5ft (1.3m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 26°C on Sun afternoon, min 16°C on Thu night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sun
21
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
2 AM
5 AM
8 AM
11 AM
2 PM
Rating
(10 max)
0
1
1
2
1
0
0
0
0
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
W
10
1.2
W
10
1.2
W
9
1.2
W
9
1.2
W
9
1.2
W
9
1.2
W
9
1.2
W
9
1.2
W
8
1.3
W
8
1.3
W
8
1.3
W
8
1.2
W
8
1.2
W
8
1.1
W
8
1
W
8
1
W
8
0.9
W
8
0.8
W
8
0.6
WSW
7
0.5
WSW
7
0.7
W
7
0.7
W
7
0.6
W
7
Wave Graph
Metric surfscale
Energy kJ
326
267
251
240
235
230
225
219
204
228
223
224
187
182
149
120
116
93
72
43
31
54
51
37
Wind (km/h)
10
WSW
10
W
5
W
5
SW
5
SSE
15
S
15
SW
15
SW
15
SW
15
SW
15
SW
10
SW
10
WSW
10
NW
5
NW
15
WNW
20
NW
25
N
25
NNE
20
NNE
20
NE
20
NNE
15
NE
10
WNW
Wind State
on
on
cross-on
glassy
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
High Tide
8:18PM5.53m
8:48AM5.06m
9:09PM5.27m
9:40AM4.77m
10:02PM4.94m
10:36AM4.50m
Low Tide
2:10PM0.38m
2:44AM0.28m
3:01PM0.60m
3:36AM0.55m
3:53PM0.88m
4:29AM0.85m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:16
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:21
10:21
10:22
10:22
 mm
Temp °C
17
17
17
17
16
16
17
17
18
18
18
18
17
16
17
19
21
19
16
17
18
18
22
25
Feels °C
16
16
17
17
16
14
15
16
17
17
18
18
18
16
17
18
19
15
11
13
14
15
22
26
Swell 1
Height (m)
Direction
Period (s)
1.3
W
10
1.2
W
10
1.2
W
9
1.2
W
9
1.2
W
9
1.2
W
9
1.2
W
9
1.2
W
9
1.2
W
8
1.3
W
8
1.3
W
8
1.3
W
8
1.2
W
8
1.2
W
8
1.1
W
8
1
W
8
1
W
8
0.9
W
8
0.8
W
8
0.6
WSW
7
0.5
WSW
7
0.7
W
7
0.7
W
7
0.6
W
7
Energy kJ
326
267
251
240
235
230
225
219
204
228
223
224
187
182
149
120
116
93
72
43
31
54
51
37
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
10
0.1
SW
10
0.1
SW
10
0.1
SW
10
0.1
SW
10
0.1
NW
8
0.1
NW
8
0.4
WNW
8
0.4
WNW
8
0.1
NW
7
0.1
NW
8
0.1
NW
8
Energy kJ
4
4
4
4
4
2
2
19
21
2
2
2
Swell 3
Height (m)
Direction
Period (s)
0.1
NW
8
0.1
NW
8
Energy kJ
2
2
Wind waves
Height (m)
Direction
Period (s)
0.3
NW
2
0.5
N
3
0.5
N
3
0.5
N
3
0.4
N
3
0.4
NNE
4
0.4
NNE
4
0.4
N
4
Energy kJ
1
5
5
5
4
4
4
5
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
18
19
7
0
1
18
18
45
18
18
18
18
18
18
4
15
52
50
15
8
8
8
1
540
Best forecast wave conditions in Finistere - Brittany
Rating
(10 max)
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in France
Rating
(10 max)
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
6
5
5
5
6
6
6
4
4
4
4
4
5
5
4
5
9
5
8
9
9
9
8
7
  • 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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