Belle Ile Surf Break

Lat Long: 47.32° N 3.25° W

Belle Ile 48 hour detailed Surf Forecast

Issued: 1 pm 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Belle Ile sea temperature is
20.5° C
1.3° 

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 (17 Aug):

  • Morning surf: Morning surf (17 Aug, local time) - 2ft (0.6m), 5s period with NW swell.
  • Afternoon surf: Afternoon surf (17 Aug, local time) - 1.5ft (0.5m), 7s period with NW swell.
  • Evening surf: Evening surf (17 Aug, local time) - 4.5ft (1.3m), 5s period with WNW swell.

The current surf forecast for Belle Ile at 8PM is: 1.2m 5s primary swell from a West-northwest direction (forecast issued at 01:00pm August 17). The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (17 Aug)2ft (0.6m)5s
Afternoon (17 Aug)1.5ft (0.5m)7s
Evening (17 Aug)4.5ft (1.3m)5s

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


Short Range Forecast

Mostly dry. Warm (max 22°C on Mon afternoon, min 17°C on Mon night). Winds decreasing (strong winds from the WNW on Mon night, light winds from the WNW by Wed morning).

Mon
17
Tuesday
18
Wednesday
19
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
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
Wave
Height (m)
Direction
Period (s)
0.5
NW
5
0.5
NW
7
0.9
WNW
4
1.2
WNW
5
1.3
WNW
5
0.9
NW
5
0.4
WNW
8
0.5
WNW
7
0.5
WNW
7
0.5
WNW
7
0.5
WNW
6
0.6
WNW
6
0.6
WNW
6
0.4
WNW
8
0.4
W
8
0.4
W
8
0.5
W
8
0.4
NW
10
0.8
WNW
10
0.6
WNW
9
1.4
WNW
10
Wave Graph
Metric surfscale
Energy kJ
13
22
21
66
87
33
20
31
27
26
24
28
27
20
18
18
28
25
107
62
334
Wind (km/h)
15
NNW
20
W
35
W
40
WNW
30
NW
20
NW
20
NW
15
NW
15
WNW
20
W
25
W
25
W
20
WNW
15
WNW
15
WNW
15
NW
5
WNW
15
SSW
25
SSW
35
SW
35
NW
Wind State
cross
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
High Tide
8:21AM3.91m
8:37PM3.92m
8:55AM3.67m
9:12PM3.58m
9:30AM3.40m
9:51PM3.24m
Low Tide
2:35PM0.38m
2:59AM0.54m
3:17PM0.69m
3:40AM0.88m
4:04PM1.03m
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:11
7:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:22
9:20
9:17
 mm
Temp °C
17
21
22
22
21
19
17
17
18
18
19
20
20
20
19
18
18
19
20
21
18
Feels °C
15
19
18
16
17
18
15
16
17
17
17
18
19
20
19
17
18
19
18
18
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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