Belle Ile Surf Break

Lat Long: 47.32° N 3.25° W

Belle Ile 48 hour detailed Surf Forecast

Issued: 7 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Belle Ile sea temperature is
19.7° 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 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 4.5ft (1.4m), 10s period with WNW swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 4.5ft (1.3m), 10s period with WNW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 4.5ft (1.3m), 9s period with WNW swell.

The current surf forecast for Belle Ile at 4PM is: 1.3m 10s primary swell from a West-northwest direction (forecast issued at 07:00am August 21). The wind direction is predicted to be onshore.

Time (CEST) & DateWave HeightWave Period
Morning (21 Aug)4.5ft (1.4m)10s
Afternoon (21 Aug)4.5ft (1.3m)10s
Evening (21 Aug)4.5ft (1.3m)9s

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


Short Range Forecast

Mostly dry. Warm (max 27°C on Sun night, min 14°C on Sat morning). Winds increasing (light winds from the WNW on Sat afternoon, strong winds from the ENE by Sun night).

Friday
21
Saturday
22
Sunday
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)
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
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)
1.5
WNW
10
1.5
WNW
10
1.4
WNW
10
1.3
WNW
10
1.4
WNW
10
1.4
WNW
9
1.2
WNW
9
1.2
WNW
9
1.2
WNW
8
1
WNW
8
0.6
WNW
8
0.5
W
10
0.5
W
10
0.5
W
10
0.5
W
9
0.4
W
9
0.4
W
9
0.3
W
9
0.3
W
9
0.2
WSW
14
0.3
WSW
12
0.5
WSW
12
0.5
WSW
11
Wave Graph
Metric surfscale
Energy kJ
391
383
341
295
351
294
222
202
181
125
50
46
45
45
41
25
24
14
13
18
30
78
66
Wind (km/h)
20
NNW
20
NW
15
NW
20
W
35
WNW
35
W
35
N
25
N
15
NNE
20
NE
15
ENE
10
ESE
5
WNW
25
NNW
40
NE
40
NE
40
ENE
40
ENE
40
ENE
25
ENE
20
ENE
25
ENE
35
NE
Wind State
cross-on
cross-on
cross-on
on
on
on
cross
cross
cross-off
cross-off
cross-off
off
on
cross-on
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
High Tide
11:18AM2.91m
00:19AM2.73m
1:22PM2.84m
2:25AM2.79m
2:53PM3.02m
Low Tide
6:12PM1.53m
6:45AM1.61m
7:35PM1.54m
8:05AM1.53m
8:48PM1.37m
clear
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
7:16
7:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:15
9:13
9:10
 mm
Temp °C
17
16
17
18
18
18
18
15
15
14
15
17
20
19
21
18
17
17
18
23
26
27
25
Feels °C
14
13
14
14
12
12
11
10
12
11
12
16
18
14
13
11
10
9
10
18
21
20
17
  • 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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