Lostmarc'h Surf Break

Lat Long: 48.21° N 4.56° W

Issued: 7 am 04 Jul 2026 (local time)

Forecast update in  hr  min

Today's Lostmarc'h sea temperature is
19.2° 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 (04 Jul):

  • Morning surf: Morning surf (04 Jul, local time) - 3.5ft (1.1m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (04 Jul, local time) - 3.5ft (1.0m), 10s period with W swell.
  • Evening surf: Evening surf (04 Jul, local time) - 3ft (0.9m), 10s period with W swell.

The current surf forecast for Lostmarc'h at 2PM is: 1.0m 10s primary swell from a West direction and 0.3m 11s secondary swell from a Northwest direction, 0.3m 2s secondary swell from a Northwest direction (forecast issued at 07:00am July 04). The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (04 Jul)3.5ft (1.1m)10s
Afternoon (04 Jul)3.5ft (1.0m)10s
Evening (04 Jul)3ft (0.9m)10s

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 28°C on Mon night, min 15°C on Sat morning). Wind will be generally light.

Saturday
4
Sunday
5
Monday
6
Tue
7
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
5 PM
8 PM
11 PM
2 AM
Rating
(10 max)
1
2
1
0
0
0
1
0
0
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
Swell
Height Map
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)
1.2
WNW
10
1.2
W
10
1.1
W
10
1
W
10
1
W
10
0.9
W
10
0.9
W
10
0.8
W
10
0.8
W
10
0.7
W
9
0.7
W
9
0.7
NW
9
0.7
NW
9
0.7
NW
9
0.9
WNW
9
1
WNW
9
0.9
WNW
9
0.9
WNW
9
0.9
WNW
8
0.9
WNW
8
0.8
WNW
8
0.7
WNW
8
0.7
WNW
8
0.7
WNW
8
Wave Graph
Metric surfscale
Energy kJ
312
296
250
204
202
158
154
120
120
87
87
79
83
84
124
151
121
119
103
103
80
73
73
72
Wind (km/h)
15
N
15
NNE
10
N
20
NW
25
NW
25
NNW
20
NNE
20
NNE
15
NNE
15
NE
10
NNE
15
NW
25
NNW
25
N
20
NNE
20
NE
15
ENE
10
ENE
0
SE
15
WNW
15
NW
20
NNE
20
NE
15
ENE
Wind State
cross-off
cross-off
cross
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
off
off
off
glassy
cross-on
cross-on
cross-off
cross-off
off
High Tide
8:16AM4.74m
8:32PM4.96m
8:54AM4.67m
9:10PM4.85m
9:35AM4.57m
9:52PM4.72m
Low Tide
2:18AM0.80m
2:28PM0.93m
2:54AM0.87m
3:06PM1.03m
3:33AM0.96m
3:47PM1.15m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:24
6:24
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:21
10:20
10:20
10:20
 mm
Temp °C
15
15
17
20
20
19
17
17
17
17
20
25
27
25
22
22
23
21
24
26
27
28
27
26
Feels °C
13
14
17
18
16
16
15
15
15
16
19
22
22
20
18
18
20
19
23
23
24
24
23
22
Swell 1
Height (m)
Direction
Period (s)
1.2
WNW
10
1.2
W
10
1.1
W
10
1
W
10
1
W
10
0.9
W
10
0.9
W
10
0.8
W
10
0.8
W
10
0.7
W
9
0.7
W
9
0.7
NW
9
0.7
NW
9
0.7
NW
9
0.9
WNW
9
1
WNW
9
0.9
WNW
9
0.9
WNW
9
0.9
WNW
8
0.9
WNW
8
0.8
WNW
8
0.7
WNW
8
0.7
WNW
8
0.7
WNW
8
Energy kJ
312
296
250
204
202
158
154
120
120
87
87
79
83
84
124
151
121
119
103
103
80
73
73
72
Swell 2
Height (m)
Direction
Period (s)
0.1
NW
13
0.1
NW
12
0.2
WNW
12
0.3
NW
11
0.4
NW
11
0.4
NW
11
0.5
NW
10
0.6
NW
10
0.6
NW
10
0.6
NW
10
0.6
NW
9
0.6
W
9
0.6
W
9
0.5
W
8
0.1
S
14
0.1
S
14
0.1
S
14
0.1
SE
4
0.1
SE
4
0.1
SE
5
0.1
SE
5
0.1
SE
5
0.1
SE
5
Energy kJ
7
6
14
19
30
40
49
79
76
76
67
58
52
35
4
4
4
1
1
1
1
1
1
Swell 3
Height (m)
Direction
Period (s)
0.1
NW
9
0.2
WNW
9
0.1
S
14
Energy kJ
3
8
4
Wind waves
Height (m)
Direction
Period (s)
0.3
NW
2
0.5
NW
3
0.6
NNW
3
0.6
NNW
4
0.5
N
4
0.5
NNW
3
0.6
N
4
0.5
N
3
0.3
NE
2
0.2
ENE
2
0.2
ESE
4
0.3
N
3
0.3
NNE
3
0.3
NE
3
Energy kJ
1
4
8
11
6
6
9
6
1
1
2
1
2
1
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
2
0
2
19
19
50
18
2
2
0
0
45
218
18
2
0
0
0
0
17
9
8
8
0
Best forecast wave conditions in Finistere - Brittany
Rating
(10 max)
2
2
2
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)
2
2
2
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
5
5
5
5
5
4
5
5
9
9
9
8
6
5
5
6
6
6
5
5
8
8
8
8
  • 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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