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Surf Forecasts:

Lostmarc'h surf break

Lostmarc'h surfForecast / Brittany – Finistere / France

information circle48hr Weather and Surf, issued 12 pm Tuesday 17 Feb 2026 CET
Forecast update in hr  min  s Forecast update imminent
Lostmarc'h surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Lostmarc'h sea temperature is
10.2° C
 (Which is slightly cooler than normal)

How big are the waves at Lostmarc'h today?

The current surf forecast for Lostmarc'h at 9PM is: 2.5m 12s primary swell from a West direction and 1.8m 6s secondary swell from a Southwest direction (forecast issued at 12:00pm February 17). The wind direction is predicted to be cross-onshore.

Time (CET) & DateWave HeightWave Period
Morning (17 Feb)13ft (4.0m)14s
Afternoon (17 Feb)11ft (3.5m)13s
Evening (17 Feb)8ft (2.5m)12s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM
Rating
(10 max)
!
!
4
1
0
0
0
0
0
0
0
0
0
0
0
!
!
!
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
4
WNW
4
WNW
3.5
WNW
3
W
2.5
WNW
3.5
W
3.5
W
3
WSW
2.5
W
4
WSW
4
WSW
4
WSW
4.5
W
5.5
W
6.5
W
7.5
W
7.5
WNW
7
WNW
6
WNW
5.5
WNW
4.5
WNW
4
WNW
3
WNW
2.5
WNW
Period(s) (?)141313131212121111101011111213141514141313131212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)615051053880298918153426296622461604354537553648480185751421722635233431956914977101757051526622991694
Wind
(km/h)
15
W
15
SW
25
SE
30
S
45
SW
35
W
25
SW
25
SSW
45
SSW
60
SSW
45
SW
35
WSW
60
WNW
65
WNW
55
WNW
70
WNW
65
NW
55
NW
50
NW
40
WNW
35
WNW
25
W
30
WSW
30
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
off		crossonononcross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		onon
High Tide
/ height (m)
5:07PM
5.23
5:21AM
5.58
5:40PM
5.44
5:54AM
5.75
6:13PM
5.56
6:27AM
5.79
Low Tide
/ height (m)
11:06AM
0.39
11:17PM
0.38
11:38AM
0.15
11:49PM
0.20
12:11PM
0.02
12:23AM
0.12
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Sunrise--------8:19-------8:18-------
Sunset--6:42-------6:44-------6:45-----
cloud
cloud
light rain
light rain
light rain
light rain
cloud
light rain
mod rain
mod rain
rain showers
rain showers
light rain
light rain
rain showers
rain showers
light rain
clear
part cloud
part cloud
cloud
part cloud
cloud
part cloud
Rain (mm)
--2343-1693231111-------
Temp. °C109810111211111111111099101010991010101011
Feels °C (?)642426762-123-4-4-2-4-4-3-212434
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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.

View detailed surf forecast for Lostmarc'h at:
surf-forecast.com

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