Lostmarc'h Surf Break

Lat Long: 48.21° N 4.56° W

Issued: 1 am 28 Jun 2026 (local time)

Forecast update in  hr  min

Today's Lostmarc'h sea temperature is
20.7° C

4.7°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 (28 Jun):

  • Morning surf: Morning surf (28 Jun, local time) - 4ft (1.2m), 7s period with SW swell.
  • Afternoon surf: Afternoon surf (28 Jun, local time) - 4ft (1.2m), 7s period with WSW swell.
  • Evening surf: Evening surf (28 Jun, local time) - 3.5ft (1.1m), 12s period with WNW swell.

The current surf forecast for Lostmarc'h at 9AM is: 1.2m 7s primary swell from a Southwest direction and 0.5m 9s secondary swell from a West direction, 0.1m 14s secondary swell from a Southwest direction (forecast issued at 01:00am June 28). The wind direction is predicted to be onshore.

Time (CEST) & DateWave HeightWave Period
Morning (28 Jun)4ft (1.2m)7s
Afternoon (28 Jun)4ft (1.2m)7s
Evening (28 Jun)3.5ft (1.1m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Sun morning. Very mild (max 19°C on Tue night, min 15°C on Sun night). Wind will be generally light.

Sunday
28
Monday
29
Tuesday
30
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
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
0
0
0
0
2
2
1
3
2
2
1
1
2
3
3
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
Wave
Height (m)
Direction
Period (s)
1.4
WSW
8
1.3
WSW
7
1.2
SW
7
1.2
WSW
7
1.2
WSW
7
0.9
SW
7
1.2
WNW
7
2
WNW
12
2.3
WNW
12
2.5
WNW
12
2.5
WNW
12
2.5
WNW
12
2.4
WNW
12
2.3
WNW
12
2.2
WNW
12
2
WNW
11
1.9
WNW
11
1.8
WNW
11
1.6
WNW
11
1.5
WNW
10
1.4
WNW
10
1.5
WNW
10
1.8
WNW
10
2
WNW
10
Wave Graph
Metric surfscale
Energy kJ
219
178
147
123
117
97
156
1102
1396
1815
1786
1794
1632
1480
1293
959
839
718
551
424
363
407
616
787
Wind (km/h)
20
SW
20
SW
25
SW
15
WNW
20
WNW
25
WNW
25
NW
20
NW
15
NW
15
NW
10
NW
10
WNW
15
W
20
WNW
20
WNW
10
NNW
5
NNW
5
S
10
SW
15
WSW
15
WSW
20
WSW
20
WNW
15
WNW
Wind State
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
glassy
glassy
on
on
on
on
cross-on
cross-on
High Tide
4:39AM4.43m
4:57PM4.65m
5:18AM4.58m
5:35PM4.81m
5:55AM4.70m
6:11PM4.94m
Low Tide
10:50AM1.19m
11:15PM1.05m
11:30AM1.05m
11:55PM0.91m
12:08PM0.93m
clear
clear
cloud
light rain
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:20
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:22
10:22
10:22
 mm
2
Temp °C
18
17
17
16
17
16
16
15
15
15
15
15
16
16
16
15
15
15
15
16
16
17
17
17
Feels °C
16
15
15
14
14
12
12
12
13
13
14
13
14
13
13
14
15
16
14
15
14
15
15
16
Swell 1
Height (m)
Direction
Period (s)
0.5
W
9
0.5
W
9
0.5
W
9
1.2
WSW
7
0.5
W
9
0.9
SW
7
0.7
WNW
12
2
WNW
12
2.3
WNW
12
2.5
WNW
12
2.5
WNW
12
2.5
WNW
12
2.4
WNW
12
2.3
WNW
12
2.2
WNW
12
2
WNW
11
1.9
WNW
11
1.8
WNW
11
1.6
WNW
11
1.5
WNW
10
1.4
WNW
10
1.5
WNW
10
1.8
WNW
10
2
WNW
10
Energy kJ
42
39
39
123
39
75
145
1102
1396
1815
1786
1794
1632
1480
1293
959
839
718
551
424
363
407
616
787
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
15
0.1
SW
15
0.1
SW
14
0.5
W
9
0.2
WNW
13
0.4
WNW
12
0.7
SW
7
0.6
SW
6
0.5
SW
6
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
S
12
0.1
S
12
Energy kJ
8
8
8
40
16
49
43
32
18
7
7
7
7
7
7
7
7
6
6
6
6
3
3
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
15
0.1
SW
15
0.1
SW
14
0.1
SW
14
0.2
W
9
0.1
SW
14
0.1
SW
14
0.1
SW
14
Energy kJ
8
8
8
8
6
8
8
7
Wind waves
Height (m)
Direction
Period (s)
1.4
WSW
8
1.3
WSW
7
1.2
SW
7
1.2
WSW
7
0.9
WNW
7
1.2
WNW
7
Energy kJ
219
178
147
117
97
156
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
2
3
3
3
3
2
2
2
3
3
3
3
1
1
2
1
2
1
Distance (km)
45
18
18
19
19
19
19
19
7
7
7
7
9
229
19
2
0
0
9
9
230
9
519
7
Best forecast wave conditions in Finistere - Brittany
Rating
(10 max)
1
1
1
1
1
1
2
3
4
4
4
4
4
3
3
3
3
3
2
1
3
Best forecast wave conditions in France
Rating
(10 max)
1
1
1
1
1
1
2
3
4
4
4
4
4
1
3
3
3
3
3
3
2
2
2
3
Header Global
Rating
(10 max)
9
9
8
6
6
5
9
5
9
6
6
7
6
5
8
6
5
5
5
5
5
5
5
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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