Lostmarc'h Surf Break

Lat Long: 48.21° N 4.56° W

Issued: 1 pm 06 Jul 2026 (local time)

Forecast update in  hr  min

Today's Lostmarc'h sea temperature is
19.3° C

2.7°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 (06 Jul):

  • Morning surf: Morning surf (06 Jul, local time) - 3ft (0.9m), 9s period with WNW swell.
  • Afternoon surf: Afternoon surf (06 Jul, local time) - 3ft (0.9m), 8s period with WNW swell.
  • Evening surf: Evening surf (06 Jul, local time) - 2.5ft (0.7m), 8s period with WNW swell.

The current surf forecast for Lostmarc'h at 5PM is: 0.8m 8s primary swell from a West-northwest direction (forecast issued at 01:00pm July 06). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (CEST) & DateWave HeightWave Period
Morning (06 Jul)3ft (0.9m)9s
Afternoon (06 Jul)3ft (0.9m)8s
Evening (06 Jul)2.5ft (0.7m)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 29°C on Tue afternoon, min 21°C on Tue night). Wind will be generally light.

Mon
6
Tuesday
7
Wednesday
8
Thu
9
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
2 AM
5 AM
8 AM
Rating
(10 max)
1
0
0
0
1
1
1
1
1
0
0
0
0
1
1
1
1
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)
0.9
WNW
8
0.9
WNW
8
0.8
WNW
8
0.7
WNW
8
0.7
WNW
8
0.7
WNW
8
0.7
WNW
8
0.6
WNW
8
0.6
WNW
9
0.6
WNW
9
0.6
W
8
0.5
W
8
0.4
WNW
10
0.5
WNW
10
0.7
WNW
10
0.8
WNW
10
0.8
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
Wave Graph
Metric surfscale
Energy kJ
103
103
80
73
73
73
73
57
59
58
50
33
34
57
102
111
109
135
132
132
132
129
129
132
Wind (km/h)
5
S
10
SW
10
WSW
10
NW
15
NNE
15
NE
10
NE
10
ENE
5
NNW
15
NW
20
NNW
25
N
20
NNE
15
NE
15
NE
15
ENE
5
W
15
NW
25
NNW
25
NNE
20
NNE
20
NNE
15
NE
20
NNE
Wind State
glassy
on
on
cross-on
cross-off
off
off
off
glassy
cross-on
cross
cross-off
cross-off
cross-off
cross-off
off
glassy
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
9:35AM4.57m
9:52PM4.72m
10:22AM4.46m
10:43PM4.56m
11:18AM4.36m
11:44PM4.43m
Low Tide
3:47PM1.15m
4:17AM1.06m
4:35PM1.27m
5:08AM1.17m
5:33PM1.37m
6:10AM1.26m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:26
6:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:20
10:20
10:19
10:19
 mm
Temp °C
25
26
27
26
25
25
23
22
24
27
29
27
23
22
21
22
24
26
29
28
24
22
21
21
Feels °C
24
24
25
24
22
23
21
21
23
24
24
21
19
19
18
19
22
22
24
22
20
18
19
19
Swell 1
Height (m)
Direction
Period (s)
0.9
WNW
8
0.9
WNW
8
0.8
WNW
8
0.7
WNW
8
0.7
WNW
8
0.7
WNW
8
0.7
WNW
8
0.6
WNW
8
0.6
WNW
9
0.6
WNW
9
0.6
W
8
0.5
W
8
0.5
W
8
0.5
WNW
10
0.7
WNW
10
0.8
WNW
10
0.8
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
Energy kJ
103
103
80
73
73
73
73
57
59
58
50
33
33
57
102
111
109
135
132
132
132
129
129
132
Swell 2
Height (m)
Direction
Period (s)
0.2
SSE
4
0.2
SSE
4
0.2
SSE
4
0.1
SE
4
0.2
WNW
11
0.2
WNW
11
0.3
WNW
10
0.4
WNW
10
0.4
W
8
0.1
S
11
0.1
SW
5
0.1
SW
5
0.1
SW
5
0.1
SW
5
Energy kJ
1
1
1
1
12
12
21
34
19
2
1
1
1
1
Swell 3
Height (m)
Direction
Period (s)
0.1
S
14
0.1
S
12
0.1
S
12
0.1
S
12
0.2
NNW
3
0.1
S
5
0.1
SW
6
Energy kJ
4
3
3
3
1
1
1
Wind waves
Height (m)
Direction
Period (s)
0.3
NNW
2
0.5
N
3
0.4
NNE
3
0.3
NNE
3
0.2
N
3
0.5
N
3
0.6
N
4
0.5
NNE
3
0.4
NNE
3
0.4
NNE
3
0.4
NNE
3
Energy kJ
1
4
3
2
1
5
9
7
4
3
3
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
0
18
18
23
0
0
0
0
0
15
218
50
8
0
0
0
0
45
18
18
2
2
2
2
Best forecast wave conditions in Finistere - Brittany
Rating
(10 max)
1
1
1
1
1
1
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)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
6
8
9
8
8
8
7
6
5
5
5
7
9
9
7
8
7
7
9
9
9
9
9
5
  • 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 

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