Les Conches Surf Break

Lat Long: 46.37° N 1.48° W

Les Conches Surf Forecast and Surf Report

Issued: 1 am 24 Aug 2026 (local time)

Forecast update in  hr  min

Today's Les Conches sea temperature is
21.5°C
0.8° 

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


Les Conches surf forecast from 24 Aug 2026:

  • Best quality surf: Thursday 27 Aug, 5PM (local time) - 4.5ft (1.4m), 11s period, WSW swell with cross-offshore winds.
  • Most powerful swell: Friday 28 Aug, 5PM (local time) - 4ft (1.2m), 13s period, WSW swell with 515 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 26 Aug, 11AM (local time) - 2.5ft (0.8m), 7s period with WSW swell.

Best Forecast Surf Conditions for Les Conches this week:

The surf forecast for Les Conches over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 26) at 11AM. The primary swell is predicted to be 0.8m and 7s period with a secondary swell of 0.2m and 10s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Les Conches in the next 16 days are 1.2m 13s and forecast to arrive on Friday (Aug 28) at 5PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Monday (Aug 24) at 11AM.

Wave TypeTime (CEST) & Date Wave Height & Period
Next good surf (1 star+)11AM (Wed 26th Aug)2.5ft (0.8m) 7s
Best Surf 5PM (Thu 27th Aug)4.5ft (1.4m) 11s
Most Powerful 5PM (Fri 28th Aug)4ft (1.2m) 13s

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


The Lowdown

Alright folks, Rusty here. Let’s get straight into it. The only break on the cards for this 16-day run is Les Conches, and I gotta be honest with you—it’s looking like a tough stretch for paddle surfing. We've got a long dry spell right off the bat. The first real flicker of something surfable doesn't pop up until Wednesday morning, the 26th of August, so you're looking at a couple of days of flat or junk before that.

Wednesday the 26th is where we start. The morning is cross-offshore with a tiny 0.8ft WSW swell, period short at 7 seconds, and the wave energy is weak (64). It’s surfable, but ordinary. The afternoon though... glassy conditions with the same 0.8ft swell and period. The combined energy is still low (67), so it's small, clean, but very marginal. Don't expect much.

Thursday the 27th is still mostly poor in the morning, but then Thursday afternoon things get interesting. We see the swell jump to 5ft from the WSW with an 11-second period and moderate energy (415). Wind is cross-offshore and light. The forecast says "expect good surf conditions." This is the standout of the first week for sure. The water temp is about 71°, with a small anomaly of 1°—so right around the norm for this time of year. The period is in that sweet spot for a beach break set-up, offering better shape but longer lulls between sets.

Now, after that brief window, we get hammered by onshore winds and messy conditions from Friday the 28th through to the start of September. There's plenty of swell, but it's all blown out—onshore and stormy. The 30th of August and 31st have some decent sized swell (4ft to 5ft), but with onshore winds up to 19 mph, it's a write-off for a clean wave.

We then hit a bit of a lull in size but still poor conditions through the 1st and 2nd of September. The next real pulse arrives Thursday the 3rd of September, but again, it's torched by strong onshore winds (22 mph). There’s a lot of energy (314) but it's just messy.

The 4th and 5th of September see some serious swell (7ft to 8ft) with very strong wave energy (over 1000), but with brutal onshore winds hitting 28 mph, this is strictly for kites if you're into that. The wave quality is poor, and at that size with those winds, it's a washing machine.

Now, here's the second real standout, and it's a classic long-range tease. Look at the 6th of September: Sunday morning. We get a tiny 3ft WSW swell, but check out that period—21 seconds! That's very long-period groundswell. The combined energy is massive (1072) for that small size because of the period. The wind is light and cross-shore, so it should be lined up. But remember, a period that long at a beach break like Les Conches might break too straight and close out. You'd want to find a bank or a point. The afternoon that day gets messy again with cross-on winds.

Then Monday the 7th of September morning? Glassy. A 3ft WSW swell with a 15-second period and exceptional energy (573). This is the best call of the whole outlook. Light winds, glassy conditions, and a long-period groundswell pushing in. The forecast says "expect very good surf conditions." This is a genuine standout—clean, with some push for the size. Worth marking on the calendar.

After that, Tuesday the 8th has some size (5ft) but the wind goes cross-onshore, dropping the quality.

Overall, Les Conches is a fairly consistent spot, so the poor run we see in the first week is just bad luck with wind. The two clear windows to aim for are Thursday afternoon the 27th of August for a solid, clean session, and Monday morning the 7th of September for what looks like the best wave of the whole 16 days—glassy and groundswell. The rest is either too small, too windy, or too big and blown out.

This is Rusty, signing off.

Short Range Forecast

Light rain (total 9mm), mostly falling on Mon afternoon. Warm (max 28°C on Wed afternoon, min 18°C on Mon morning). Winds decreasing (fresh winds from the SSE on Mon night, calm by Wed morning).

Days 4-6 Weather Summary

Moderate rain (total 19mm), heaviest on Thu afternoon. Warm (max 21°C on Thu afternoon, min 16°C on Thu night). Winds increasing (calm on Thu morning, fresh winds from the WSW by Fri afternoon).

Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
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
1
1
1
0
2
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)
0.3
WSW
10
0.3
WSW
9
0.5
SSW
4
0.2
WSW
8
0.7
SW
4
0.5
SW
5
0.8
WSW
7
0.8
WSW
7
0.9
WSW
5
0.8
WSW
7
1.4
WSW
11
1.2
WSW
10
1
WSW
9
1.2
WSW
13
1.4
WSW
7
1
WSW
8
0.9
WSW
8
1.3
WSW
5
1.4
WSW
8
1.2
WSW
8
0.9
WSW
7
Wave Graph
Metric surfscale
Energy kJ
19
16
12
7
18
10
54
61
47
71
415
258
169
515
173
127
88
97
232
159
91
Wind (km/h)
20
E
20
SW
20
WSW
15
WSW
20
SW
15
SW
15
ESE
5
SSE
5
SE
5
S
10
SE
20
WSW
25
WSW
30
WSW
30
W
25
W
20
WSW
20
SW
30
SW
30
WSW
15
W
Wind State
cross-off
on
on
on
on
cross-on
cross-off
glassy
cross-off
cross
cross-off
on
on
on
on
on
on
on
on
on
cross-on
High Tide
3:59PM3.55m
4:22AM3.53m
4:33PM3.82m
4:53AM3.75m
5:02PM4.06m
5:20AM3.94m
5:28PM4.27m
5:43AM4.11m
5:51PM4.42m
6:06AM4.23m
6:14PM4.51m
6:28AM4.30m
6:38PM4.54m
Low Tide
8:54AM1.38m
9:28PM1.15m
9:46AM1.06m
10:14PM0.82m
10:28AM0.73m
10:53PM0.50m
11:06AM0.43m
11:29PM0.22m
11:42AM0.19m
00:05AM0.02m
12:18PM0.03m
00:40AM-0.09m
12:54PM-0.03m
1:16AM-0.09m
rain showers
thunderstorm
rain showers
clear
rain showers
part cloud
part cloud
light rain
rain showers
cloud
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
clear
part cloud
cloud
rain showers
rain showers
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:15
7:16
7:16
7:18
7:20
7:20
7:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:00
8:59
8:57
8:54
8:52
8:51
8:49
 mm
1
3
1
1
1
2
3
6
1
4
5
3
3
Temp °C
21
25
22
21
22
21
21
28
26
20
21
18
20
20
19
19
20
20
21
21
20
Feels °C
18
23
23
21
20
21
20
29
24
21
21
14
16
16
15
17
17
18
18
18
18
  • Map Icons:
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  • 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 Conches Surf forecast

The above surf forecast table for Les Conches provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Les Conches can be found by selecting the local surf guide option on the grey menu. Our Les Conches 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 Conches) 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 Conches 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.

Are you planning a holiday in Vendee? If you are looking for accommodation near Les Conches, camping, hotels and holiday cottages in Vendee, consider staying in Les Sables-d'Olonne which is 27 km (17 miles) away. Other places in and around Vendee where you can find information about places to rent, and car hire include La Pallice which is 32 km (20 miles) away, La Roche-sur-Yon, La Rochelle and Marans.

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