Belle Ile surfForecast / Brittany – Morbihan / France

information circle48hr Weather and Surf, issued 7 am Tuesday 16 Sep 2025 CEST
Forecast update in hr  min  s Forecast update imminent
Belle Ile surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Belle Ile sea temperature is
17.7° C
(Which is normal for this time of year)


How big are the waves at Belle Ile today?

The current surf forecast for Belle Ile at 12PM is: 2.5m 12s primary swell from a West direction (forecast issued at 07:00am September 16). The wind direction is predicted to be onshore.

Time (CEST) & DateWave HeightWave Period
Morning (16 Sep)10ft (3.0m)13s
Afternoon (16 Sep)8ft (2.4m)12s
Evening (16 Sep)6.5ft (2.0m)12s

Table - waves today at Belle Ile. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Tuesday
16
Wednesday
17
Thursday
18
Fri
19
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
0
0
0
1
1
2
1
0
0
0
0
0
0
0
2
2
3
4
4
2
3
3
3
3
Swell
Height Map
Wave Height (m) & direction (?)
3
W
3
W
2.5
W
2.4
W
2.2
W
2
W
1.8
W
1.7
W
1.5
W
1.4
W
1.3
W
1.2
W
1.2
W
1.3
WNW
1.6
W
1.8
W
2
W
2
W
1.9
W
1.8
W
1.7
W
1.6
W
1.6
W
1.6
W
Period(s) (?)131313121212121111111110101010111212121212111111
Wave
Graph
(?)Metric surfscale
Energy (?)321427732297170713921117894733545457381302284335595834117411601031911786621606749
Wind
(km/h)
30
W
25
W
25
W
20
WSW
20
W
15
WSW
15
SW
20
SW
25
SW
20
SW
15
SW
15
SSW
15
SW
10
SW
10
SW
10
SW
10
SSW
10
SSE
10
SE
15
SE
5
SE
5
ENE
10
ENE
15
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onononcross-
on
oncross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
off
High Tide
/ height (m)
1:23PM
3.18
2:23AM
3.11
2:48PM
3.43
3:27AM
3.37
3:43PM
3.72
Low Tide
/ height (m)
7:28PM
1.18
7:59AM
1.26
8:45PM
0.97
9:05AM
0.99
9:41PM
0.69
Tuesday
16
Wednesday
17
Thursday
18
Fri
19
Sunrise-7:50-------7:52-------7:52------
Sunset-----8:23-------8:22-------8:20--
cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
Rain (mm)
------------------------
Temp. °C161616161616161616161616161616161616171618212424
Feels °C (?)111212131315141313131414141515151615151417192020
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for Brittany - Morbihan

  1. weather stationWind Update The wind is still cross-on at Belle Ile (light winds from the WSW at Le Talut 3 km from Belle Ile). 2.2m 12s groundswell from the W with a 0.9m 3s local chop, also from the W. 2 swells combining so expect closeout sets.

    Belle Ile
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Actual: 52 min ago

18 km/h
WSW
Cross-On
Please reload the page to see if there are any updates.

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