Les Dunes surf break

Les Dunes surfForecast / Vendee / France

information circle16 Day Weather and Surf, issued 7 am Saturday 09 May 2026 CEST
Forecast update in hr  min  s Forecast update imminent
Les Dunes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Les Dunes sea temperature is
15.6° C
(Which is 1.7°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Les Dunes this week:

The surf forecast for Les Dunes over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (May 11) at 8PM. The primary swell is predicted to be 1.2m and 8s period with a secondary swell of 0.1m and 9s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Les Dunes in the next 16 days are 2.4m 9s and forecast to arrive on Friday (May 15) at 2AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 4s period and expected on Tuesday (May 12) at 11PM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Mon 11th May)4ft (1.2m) 8s
Best Surf 8PM (Mon 11th May)4ft (1.2m) 8s
Most Powerful 2AM (Fri 15th May)8ft (2.4m) 9s

Table - best surf conditions forecast for Les Dunes over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 21mm), heaviest during Sat night. Warm (max 20°C on Sat afternoon, min 9°C on Mon night). Winds increasing (light winds from the E on Sat night, fresh winds from the WSW by Sun afternoon).

Days 4-6 Weather Summary

Light rain (total 8mm), mostly falling on Wed night. Very mild (max 14°C on Tue afternoon, min 8°C on Tue morning). Winds increasing (light winds from the NNW on Tue afternoon, fresh winds from the NW by Thu afternoon).

Saturday
9
Sunday
10
Monday
11
Tuesday
12
Wednesday
13
Thursday
14
Friday
15
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
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
Wave
Height (m)
Direction
Period (s)
0.4
W
13
0.4
W
12
0.4
W
12
0.3
W
11
1
SW
4
1.4
WSW
6
1.5
WSW
6
1.3
WSW
6
0.9
WSW
7
0.4
SW
6
0.1
NW
7
0.1
W
12
0.7
NW
5
1.1
WNW
5
1.5
WNW
6
1.5
WNW
6
1.8
WNW
6
2.4
WNW
9
1.2
WNW
9
1.4
NW
5
1.1
WNW
6
Wave Graph
Metric surfscale
Energy kJ
55
47
44
21
31
144
161
131
81
8
2
3
23
52
161
154
231
864
248
110
94
Wind (km/h)
20
SE
15
SSE
15
ESE
20
SSE
30
WSW
30
WSW
30
WSW
25
N
15
NE
10
NE
25
NW
15
NW
25
WNW
30
WNW
20
NW
25
NNW
35
NW
30
N
30
NNE
25
N
20
NNE
cross
cross
cross-off
cross
on
cross-on
on
cross-off
off
off
cross
cross
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
10:03AM2.93m
10:44PM3.12m
11:51AM2.92m
00:22AM3.18m
1:16PM3.09m
1:32AM3.39m
2:11PM3.37m
2:25AM3.67m
2:57PM3.68m
3:11AM3.96m
3:40PM3.99m
3:56AM4.22m
4:21PM4.25m
4:41AM4.40m
Low Tide
4:48PM1.41m
5:31AM1.32m
5:54PM1.39m
6:37AM1.19m
7:00PM1.24m
7:38AM0.95m
7:59PM0.98m
8:31AM0.65m
8:52PM0.66m
9:20AM0.35m
9:41PM0.33m
10:06AM0.10m
10:28PM0.05m
rain showers
part cloud
mod rain
light rain
thunderstorm
thunderstorm
rain showers
part cloud
clear
clear
part cloud
cloud
cloud
clear
rain showers
rain showers
rain showers
thunderstorm
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:41
6:39
6:39
6:37
6:35
6:35
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:25
9:27
9:28
9:30
9:30
9:31
9:32
2
8
3
2
2
4
3
2
2
1
Temp °C
15
20
20
17
17
16
15
13
13
12
14
14
14
14
14
11
12
11
11
15
15
11
18
19
14
13
12
10
8
9
9
11
9
9
8
7
5
3
3
4
8
9
Swell 1
Height (m)
Direction
Period (s)
0.4
W
13
0.4
S
4
0.4
W
12
0.3
W
11
0.1
W
11
0.1
W
10
1.3
WSW
6
0.9
WSW
7
0.4
SW
6
0.1
SW
5
0.1
W
12
0.1
W
12
0.2
WNW
12
0.2
W
14
1.9
WNW
9
1.2
WNW
9
1.1
WNW
6
Energy kJ
55
5
44
21
2
2
131
81
8
1
3
3
13
15
512
248
94
Swell 2
Height (m)
Direction
Period (s)
0.1
NW
7
0.4
W
12
0.3
SSE
4
0.2
W
8
0.2
W
11
0.1
NW
9
0.1
NW
4
0.1
NW
8
0.1
W
7
0.4
WNW
9
Energy kJ
2
47
3
5
9
3
1
2
1
33
Swell 3
Height (m)
Direction
Period (s)
0.1
W
8
0.1
W
7
0.2
W
9
0.1
W
8
0.1
NW
7
0.1
W
7
Energy kJ
1
1
6
1
2
1
Wind waves
Height (m)
Direction
Period (s)
0.5
SE
4
0.6
S
4
1
SW
4
1.4
WSW
6
1.5
WSW
6
0.4
SSW
4
0.5
ENE
3
0.5
E
3
0.6
NW
4
0.7
NW
5
1.1
WNW
5
1.5
WNW
6
1.5
WNW
6
1.8
WNW
6
2.4
WNW
9
0.6
N
4
1.4
NW
5
Energy kJ
6
12
31
144
161
6
5
5
14
23
52
161
154
231
864
12
110
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
Distance (km)
70
70
3
237
264
94
21
9
0
310
355
364
383
388
22
22
749
159
223
179
9
Best forecast wave conditions in Vendee
Rating
(10 max)
1
1
1
1
1
1
1
Best forecast wave conditions in France
Rating
(10 max)
1
1
1
1
1
2
1
1
1
1
1
2
1
1
2
2
1
2
Header Global
Rating
(10 max)
5
5
4
4
5
6
5
4
9
9
9
9
9
8
9
5
6
6
5
5
6
  • 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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Information about the Les Dunes Surf forecast

The above surf forecast table for Les Dunes provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Les Dunes can be found by selecting the local surf guide option on the grey menu. Our Les Dunes surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Les Dunes) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Les Dunes may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Les Dunes is 8 km (5 miles) from Les Sables-d'Olonne. If you plan a holiday in Vendee, look for hotels and other accommodation in Les Sables-d'Olonne. Les Sables-d'Olonne has rooms for a wide range of budgets as well as car hire and transport links.

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