Weather Plage de la Grande Conche - Detailed bulletin - Free 15-day Marine forecasts

Royan (17200)Longitude : -1°1’,3836 W Latitude : 45°37’,314 N Altitude : 0m

Tue

16

-

- nd - km/h - bft - m/s - mph

Wed

17

-

- nd - km/h - bft - m/s - mph

Thu

18

-

- nd - km/h - bft - m/s - mph

Fri

19

-

- nd - km/h - bft - m/s - mph

Sat

20

-

- nd - km/h - bft - m/s - mph

Sun

21

-

- nd - km/h - bft - m/s - mph

Mon

22

-

- nd - km/h - bft - m/s - mph

Tue

23

-

- nd - km/h - bft - m/s - mph

Wed

24

-

- nd - km/h - bft - m/s - mph

Thu

25

-

- nd - km/h - bft - m/s - mph

Fri

26

-

- nd - km/h - bft - m/s - mph

Sat

27

-

- nd - km/h - bft - m/s - mph

Sun

28

-

- nd - km/h - bft - m/s - mph

Mon

29

-

- nd - km/h - bft - m/s - mph

Tue

30

-

- nd - km/h - bft - m/s - mph

BULLETIN

(established in local time)

Reliability 85%

No gale warning.

Tuesday 16 september

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell height (m) (m)

Total sea (m)

Total wave height (m)

Wind (m)

Swell direction

Swell height (m)

Swell period (s)

Wave length (m)

High tide (m)

Sea temp

Weather

Rain (mm) (mm)

Cloud cover(%)

Amount of precipitation(mm)

Type of precipitation

Precipitation risk(%)

Visibility(km)

Pressure(hPa)

UV

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

Offshore

Offshore wind

Offshore sea (m)

15

10

5

0

20

15

10

5

0

10

5

0

15

10

5

0

5

0

1

0.5

0

3

0

25

20

15

10

80

70

60

50

Wed 17

04h
05h
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h

240° SW WSW
260° W W
300° NW WNW
295° NW WNW
335° NW NNW
35° NE NE
170° S S
215° SW SSW
200° S SSW
220° SW SW
245° SW WSW
260° W W
265° W W
270° W W
280° W W
290° W WNW
335° NW NNW
350° N N
15° N NNE
45° NE NE
55° NE ENE
60° NE ENE
85° E E
85° E E

5 9 3 6 2
4 7 2 4 2
3 5 1 3 1
2 4 1 2 1
1 1 0 1 1
1 1 0 1 1
1 2 1 1 1
2 3 1 2 1
3 5 1 3 1
3 5 1 3 1
4 7 2 4 2
5 9 3 6 2
5 9 3 6 2
5 9 3 6 2
4 8 2 5 2
3 6 2 4 2
3 6 2 4 2
3 5 1 3 1
3 6 2 4 2
3 6 2 4 2
3 6 2 4 2
3 6 2 4 2
4 8 2 5 2
4 8 2 5 2

9 16 4 10 3
8 14 4 9 3
6 11 3 7 2
5 10 3 6 2
4 8 2 5 2
5 9 3 6 2
5 10 3 6 2
8 15 4 9 3
8 15 4 9 3
8 14 4 9 3
9 16 4 10 3
9 17 5 11 3
10 18 5 11 3
10 18 5 11 3
9 17 5 11 3
9 16 4 10 3
8 14 4 9 3
6 12 3 7 3
6 11 3 7 -
5 9 3 6 -
5 10 3 6 -
5 10 3 6 -
6 12 3 7 3
6 12 3 7 3

0.5
0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.3
0.3
0.3
0.3
0.3

0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.8
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.8
0.8
0.8
0.8
0.7
0.7
0.7
0.7
0.7

0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

245° SW WSW
245° SW WSW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
245° SW WSW
245° SW WSW
250° W WSW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
245° SW WSW
245° SW WSW

0.4
0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.3
0.3
0.3
0.3
0.3

12
12
13
13
12
12
12
12
12
12
12
11
12
12
12
11
11
11
11
11
11
11
11
11

230
240
250
250
250
250
250
250
250
250
240
240
240
240
240
230
230
220
210
210
210
210
200
200

3.3
2.8
2.5
2.5
2.6
3.0
3.4
3.8
4.2
4.4
4.4
4.2
3.7
3.2
2.6
2.3
2.2
2.4
2.8
3.3
3.7
4.1
4.4
4.4

20 68
20 68
20 68
20 68
20 68
20 68
20 68
20 68
20 68
20 68
20 68
20 68
20 69
20 69
21 69
21 69
21 69
21 69
20 69
20 69
20 69
20 68
20 68
20 68

5
10
75
65
80
90
90
95
90
85
45
80
30
55
35
20
10
10
10
10
10
5
5
5

0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

0
50
0
0
0
25
25
25
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023

0
0
0
0
0
0
1
1
2
3
5
3
4
2
1
0
0
0
0
0
0
0
0
0

16 61
16 60
16 60
15 59
15 59
16 60
17 63
18 65
19 65
19 66
20 67
20 68
20 68
20 68
20 67
19 66
18 64
17 62
16 61
15 59
15 58
14 58
14 57
14 56

14 57
14 58
14 58
14 58
15 58
16 60
18 64
20 67
20 68
21 70
23 73
22 72
24 75
24 76
21 69
19 67
17 62
16 60
15 58
14 57
13 56
13 55
12 54
12 54

11 20 4 6 12
10 19 3 5 12
9 17 3 5 11
9 16 3 4 10
6 12 3 3 7
6 11 2 3 7
4 8 2 2 5
4 7 2 2 4
4 7 2 2 4
4 8 2 2 5
3 6 2 2 4
4 7 2 2 4
4 7 2 2 4
4 8 2 2 5
4 8 2 2 5
4 8 2 2 5
4 7 2 2 4
4 8 2 2 5
5 9 2 3 6
5 10 2 3 6
6 12 3 3 7
7 13 3 4 8
9 16 3 4 10
9 16 3 4 10

2.5
2.5
2.5
2.5
2.5
2.5
2.4
2.4
2.4
2.3
2.3
2.3
2.2
2.2
2.1
2
2
1.9
1.9
1.8
1.8
1.7
1.7
1.6

Forecasts established in local time
Last updated 50min ago | Next update in 3h
Caption

Expert opinion

An easterly flow prevails over the South-East of the basin. Over the West and the North, it is southwesterly, strong and mostly variable.

For Plage de la Grande Conche :
No gale warning.

We are 85% sure of the situation, because the atmosphere might not be as stable as forecast.

Very cloudy. But clear spells will become more and more widespread. The risk of seeing rain will remain low. In the evening, skies gradually hazing over.
No precipitation. NW force 1 turning WSW force 2 in the middle of the day then NNW. Gusts reaching 10 knots in the middle of the day. Smooth to slight sea. Low, long swell from SW. Excellent visibility.

Tides at Royan

38

High tide 01h09 4.27m

Low tide 06h31 2.44m

38

High tide 13h47 4.44m

Low tide 19h40 2.22m

www.shom.fr - © SHOM 2025

Consult the tides for September

Tue

16

-

- nd - km/h - bft - m/s - mph

Wed

17

-

- nd - km/h - bft - m/s - mph

Thu

18

-

- nd - km/h - bft - m/s - mph

Fri

19

-

- nd - km/h - bft - m/s - mph

Sat

20

-

- nd - km/h - bft - m/s - mph

Sun

21

-

- nd - km/h - bft - m/s - mph

Mon

22

-

- nd - km/h - bft - m/s - mph

Tue

23

-

- nd - km/h - bft - m/s - mph

Wed

24

-

- nd - km/h - bft - m/s - mph

Thu

25

-

- nd - km/h - bft - m/s - mph

Fri

26

-

- nd - km/h - bft - m/s - mph

Sat

27

-

- nd - km/h - bft - m/s - mph

Sun

28

-

- nd - km/h - bft - m/s - mph

Mon

29

-

- nd - km/h - bft - m/s - mph

Tue

30

-

- nd - km/h - bft - m/s - mph

* +33 1 77 86 86 86: short number of forecasts for France accessible from France - €2.99 per call** 0899 70 12 34: number of forecasts for France and the World accessible from France - €2.99 per call

Weather beach Plage de la Grande Conche

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Royan