Belle Ile Surf Break

Lat Long: 47.32° N 3.25° W

Belle Ile 48 hour detailed Surf Forecast

Issued: 7 am 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Belle Ile sea temperature is
18.1°C
0.6° 

Belle Ile surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Belle Ile today (21 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 4ft (1.2m), 11s period with WNW swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 4ft (1.2m), 11s period with WNW swell.
  • Evening surf: Evening surf (21 Sep, local time) - 3.5ft (1.1m), 11s period with WNW swell.

The current surf forecast for Belle Ile at 11AM is: 1.2m 11s primary swell from a West-northwest direction (forecast issued at 07:00am September 21). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (CEST) & DateWave HeightWave Period
Morning (21 Sep)4ft (1.2m)11s
Afternoon (21 Sep)4ft (1.2m)11s
Evening (21 Sep)3.5ft (1.1m)11s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Tue night, min 16°C on Wed night). Wind will be generally light.

Monday
21
Tuesday
22
Wednesday
23
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)
1
1
1
2
1
0
1
1
0
1
1
1
0
0
0
1
3
3
3
3
1
1
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)
1.3
WNW
11
1.2
WNW
11
1.2
WNW
11
1.2
WNW
11
1.1
WNW
11
1.1
WNW
11
1.1
WNW
11
0.9
WNW
12
0.9
WNW
12
0.8
WNW
11
0.8
WNW
11
0.8
WNW
11
0.8
WNW
11
0.9
WNW
11
0.9
WNW
11
0.9
WNW
12
0.8
W
15
1
W
15
1.2
W
14
1.6
W
14
1.6
W
14
1.6
W
14
1.5
W
13
Wave Graph
Metric surfscale
Energy kJ
380
325
325
331
280
285
296
237
193
143
135
133
130
167
205
224
290
424
590
1014
999
929
787
Wind (km/h)
20
ENE
20
ENE
20
ENE
5
E
10
WNW
20
NW
20
NNE
20
NE
20
ENE
25
ENE
20
ENE
10
E
10
WNW
20
NNW
20
N
20
ENE
15
ENE
15
ENE
15
ENE
5
NNW
15
WNW
15
NW
25
NE
Wind State
cross-off
cross-off
cross-off
off
on
cross-on
cross-off
cross-off
cross-off
off
off
off
cross-on
cross-on
cross
cross-off
off
off
off
cross-on
on
cross-on
cross-off
High Tide
2:22PM2.95m
2:58AM2.94m
3:12PM3.25m
3:37AM3.23m
3:47PM3.56m
Low Tide
8:19PM1.40m
8:38AM1.35m
9:12PM1.10m
9:25AM1.03m
9:52PM0.77m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:56
7:58
8:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:14
8:12
8:09
 mm
Temp °C
18
17
17
19
21
23
21
20
19
18
17
19
23
24
23
23
22
21
20
21
23
24
18
Feels °C
16
14
14
19
20
20
19
17
15
13
12
16
20
19
19
18
18
18
17
19
20
20
14
  • 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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