Plage du Grand Marchais

Name: Plage du Grand Marchais Surf Spot
Address: Les Portes-en-Ré, Nouvelle-Aquitaine, 17880, France

Nouvelle-Aquitaine, France

Right now

The conditions at the spot at 10:00 AM Central European Summer Time.

Poor

Ankle-high (0.5 m) at 7 s going to E, moderate cross-onshore wind going to SE

Swell

0.5 m

7 s

Wind

8 km/h

Cross-onshore

Tide

3.2 m

Falling

Weather

22 °C

Clear

21 °C water

10-day forecast

Wave height and the best conditions expected each day.

Hourly forecast

Tuesday, September 15, 2026

Time	Rating	Swell	Swell direction	Wind	Wind direction	Tide	Weather
12 AM	Poor	0.6 m · 7 s	ESE	7 km/h · 12 km/h gusts	SSE Onshore	1 m	Clear · 20 °C
1 AM	Poor	0.6 m · 7 s	ESE	7 km/h · 9 km/h gusts	S Onshore	0.5 m	Clear · 20 °C
2 AM	Poor	0.6 m · 7 s	ESE	7 km/h · 10 km/h gusts	SW Onshore	0.9 m	Clear · 20 °C
3 AM	Poor	0.6 m · 7 s	ESE	9 km/h · 12 km/h gusts	WSW Onshore	1.9 m	Clear · 20 °C
4 AM	Fair	0.6 m · 7 s	E	5 km/h · 8 km/h gusts	SW Onshore	2.9 m	Clear · 19 °C
5 AM	Fair	0.6 m · 7 s	E	5 km/h · 4 km/h gusts	SW Onshore	3.7 m	Clear · 18 °C
6 AM	Fair	0.6 m · 7 s	E	5 km/h · 8 km/h gusts	SSW Onshore	4.2 m	Clear · 18 °C
7 AM	Fair	0.6 m · 7 s	E	4 km/h · 5 km/h gusts	SE Cross-shore	4.4 m	Clear · 17 °C
8 AM	Poor	0.5 m · 7 s	E	10 km/h · 13 km/h gusts	ESE Cross-shore	4.3 m	Clear · 17 °C
9 AM	Fair	0.5 m · 7 s	E	3 km/h · 2 km/h gusts	SE Cross-shore	3.9 m	Clear · 19 °C
10 AM	Poor	0.5 m · 7 s	E	8 km/h · 16 km/h gusts	SE Onshore	3.2 m	Clear · 22 °C
11 AM	Poor	0.5 m · 7 s	E	13 km/h · 25 km/h gusts	SE Cross-shore	2.3 m	Clear · 23 °C
12 PM	Poor	0.5 m · 7 s	E	21 km/h · 43 km/h gusts	SE Cross-shore	1.3 m	Clear · 22 °C
1 PM	Poor	0.5 m · 7 s	E	16 km/h · 33 km/h gusts	SE Cross-shore	0.7 m	Clear · 23 °C
2 PM	Poor	0.5 m · 7 s	E	22 km/h · 42 km/h gusts	ESE Cross-shore	0.8 m	Clear · 22 °C
3 PM	Poor	0.5 m · 7 s	E	26 km/h · 50 km/h gusts	ESE Cross-shore	1.6 m	Clear · 22 °C
4 PM	Poor	0.4 m · 7 s	E	21 km/h · 49 km/h gusts	ESE Cross-shore	2.7 m	Clear · 22 °C
5 PM	Poor	0.4 m · 7 s	E	26 km/h · 49 km/h gusts	ESE Cross-shore	3.5 m	Clear · 22 °C
6 PM	Poor	0.3 m · 8 s	E	27 km/h · 53 km/h gusts	SE Cross-shore	4.1 m	Clear · 21 °C
7 PM	Poor	0.3 m · 8 s	E	26 km/h · 51 km/h gusts	ESE Cross-shore	4.3 m	Clear · 21 °C
8 PM	Poor	0.3 m · 8 s	E	28 km/h · 52 km/h gusts	SE Cross-shore	4.3 m	Clear · 20 °C
9 PM	Poor	0.5 m · 7 s	E	30 km/h · 55 km/h gusts	SE Cross-shore	4 m	Overcast · 20 °C
10 PM	Poor	0.6 m · 6 s	E	29 km/h · 55 km/h gusts	SE Cross-shore	3.4 m	Overcast · 20 °C
11 PM	Poor	0.8 m · 6 s	E	24 km/h · 53 km/h gusts	SE Cross-shore	2.7 m	Overcast · 20 °C