Weather Le Gros Jonc - Detailed bulletin - Free 15-day Marine forecasts

Le Bois-Plage-en-Ré FRALongitude : -1°22’,8 W Latitude : 46°10’,2 N Altitude : 4m

Mon

15

-

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

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

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

BULLETIN

(established in local time)

Reliability 85%

No gale warning.

Monday 15 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)

30

25

20

15

10

50

40

30

20

10

15

10

5

30

25

20

15

10

5

0

2

1.5

1

0.5

3

0

20

15

10

70

65

60

55

50

Tue 16

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

270° W W
275° W W
270° W W
275° W W
270° W W
270° W W
275° W W
270° W W
275° W W
280° W W
280° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
280° W WNW
280° W W
285° W WNW
280° W W
280° W W
285° W WNW
280° W W
275° W W
275° W W

15 27 8 17 4
17 31 9 19 5
17 31 9 19 5
16 30 8 19 5
17 31 9 19 5
18 33 9 21 5
18 33 9 21 5
18 33 9 21 5
18 33 9 21 5
18 34 9 21 5
18 33 9 21 5
17 32 9 20 5
16 30 8 19 5
15 28 8 17 4
15 28 8 17 4
15 27 8 17 4
13 25 7 16 4
13 25 7 16 4
13 24 7 15 4
12 23 6 14 4
12 22 6 14 4
10 19 5 12 3
11 21 6 13 4
10 19 5 12 3

25 47 13 29 6
24 44 12 27 6
24 44 12 27 6
23 43 12 27 6
23 42 12 26 6
24 44 12 27 6
24 45 13 28 6
25 47 13 29 6
25 46 13 29 6
25 47 13 29 6
25 46 13 29 6
24 45 13 28 6
24 44 12 27 6
22 41 11 25 6
21 39 11 24 6
20 37 10 23 5
19 35 10 22 5
19 35 10 22 5
18 34 9 21 5
17 31 9 19 5
17 31 9 19 5
15 28 8 17 4
16 29 8 18 5
15 28 8 17 4

1.3
1.4
1.4
1.4
1.4
1.4
1.3
1.3
1.3
1.3
1.3
1.3
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.3
1.3
1.7
1.7
1.7

2.4
2.5
2.5
2.5
2.5
2.5
2.4
2.4
2.4
2.4
2.4
2.5
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.5
2.4
3
3
3

0.8
0.9
0.7
0.8
0.9
0.9
0.7
0.8
0.8
0.7
0.7
0.7
0.6
0.6
0.5
0.5
0.5
0.5
0.5
0.4
0.3
0.3
0.3
0.2

240° SW WSW
250° W WSW
240° SW WSW
240° SW WSW
255° W WSW
255° W WSW
240° SW WSW
185° S S
165° S SSE
215° SW SW
240° SW WSW
240° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
265° W W
265° W W
265° W W

1.0
0.9
1.1
1.1
1.0
1.0
1.1
1.0
1.0
1.0
1.1
1.1
1.2
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.2
1.7
1.6
1.6

9
8
9
9
9
9
10
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11

120
120
130
130
130
140
150
160
160
170
180
190
200
210
210
210
210
210
210
220
220
170
170
180

3.2
3.7
4.2
4.5
4.8
4.8
4.5
3.8
3.1
2.6
2.4
2.6
2.9
3.3
3.8
4.3
4.6
4.8
4.7
4.3
3.6
3.0
2.7
2.7

19 66
19 66
19 66
19 66
19 66
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 66
19 66
19 66
19 66
19 66
19 66

90
85
60
90
60
80
85
85
75
80
85
75
65
80
35
40
40
75
40
95
80
85
95
95

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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

25
20
0
0
0
0
0
0
0
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

1018
1019
1020
1021
1021
1021
1021
1022
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024
1025
1024
1024
1024
1025

0
0
1
1
3
3
2
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

19 65
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 67
19 66
19 66
19 65
18 65
18 64
18 64
18 64
18 64
18 64
18 64
18 64
18 64
17 63
17 63
17 63

14 57
14 56
15 59
16 61
16 61
17 63
18 64
18 65
18 64
17 62
16 60
14 58
13 55
13 55
13 55
13 55
13 56
13 56
13 56
13 56
13 56
14 57
13 56
14 57

18 33 5 9 21
19 36 5 10 22
19 35 5 10 22
18 34 5 9 21
18 34 5 9 21
19 35 5 10 22
21 38 5 11 24
19 36 5 10 22
20 37 5 10 23
20 37 5 10 23
20 37 5 10 23
19 36 5 10 22
19 35 5 10 22
18 34 5 9 21
18 33 5 9 21
17 31 5 9 19
16 30 5 8 19
16 30 5 8 19
15 28 4 8 17
15 27 4 8 17
13 24 4 7 15
14 26 4 7 16
12 23 4 6 14
12 22 4 6 14

2.2
2.3
2.3
2.2
2.2
2.3
2.3
2.3
2.4
2.4
2.5
2.5
2.5
2.5
2.4
2.4
2.4
2.4
2.4
2.3
2.3
2.2
2.2
2.2

Forecasts established in local time
Last updated 1h ago | Next update in 2h
Caption

Expert opinion

A northerly and moderate flow prevails over the South-West of the basin. Over the North and the East, it is westerly, very strong and mostly variable.

For Le Gros Jonc :
No gale warning.

We are 85% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will end.

Very cloudy skies with short clear spells. The risk of seeing rain will remain low. In the evening, clear periods developing.
No precipitation. W wind force 5 continuing all day. Gusts reaching 27 knots in the morning. Slight sea. Low, fairly long swell from WSW. Excellent visibility.

Tides at Ile-de-Ré (Saint-Martin)

43

Low tide 05h00 2.39m

High tide 12h42 4.82m

Low tide 17h47 2.44m

www.shom.fr - © SHOM 2025

Consult the tides for September

Mon

15

-

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

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

* +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 board sports area Le Gros Jonc

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Ile-de-Ré (Saint-Martin)