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

Le Bois-Plage-en-Ré FRALon : -1°22’,8 W Lat : 46°10’,2 N Alt : 4m

Fri

20

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

Sat

21

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

Sun

22

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

Mon

23

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

Tue

24

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Wed

25

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

Thu

26

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Fri

27

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

Sat

28

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Sun

29

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

Mon

30

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

Tue

31

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

Wed

01

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

Thu

02

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Fri

03

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BULLETIN

(* established in local time)

Reliability 90%

No gale warning.

Friday 20 mar

METEO CONSULT Run : 20/03 00Z Mesh : 1km Updated, 3h ago Update in 3h

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (m) (m)

Total sea (m)

Wind (m)

Swell direction

Swell height (m)

Swell period (s)

Wave length (m)

High tide (m)

Sea temp

Weather

Rain (mm) (mm)

Clouds:

Cloud cover (%)

Precipitation:

Amount of precipitation (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Storm risk. (%)

Brightness:

Visibility (km)

Pressure (hPa)

UV

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

Offshore

Offshore wind

Offshore sea (m)

20

15

10

5

40

30

20

10

0

10

5

0

25

20

15

10

5

10

5

0

1

0.5

0

3

0

20

15

10

5

0

70

60

50

40

30

                                    
                                                                         Sat 21
                                                            
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                        Run : 20/03 00Z
                Mesh : 1km
                Updated, 3h ago
                Update in 3h

Sat 21

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

65° NE ENE
55° NE NE
40° NE NE
35° NE NE
45° NE NE
45° NE NE
45° NE NE
50° NE NE
45° NE NE
45° NE NE
45° NE NE
50° NE NE
45° NE NE
45° NE NE
45° NE NE
45° NE NE
45° NE NE
50° NE NE
45° NE NE
45° NE NE
45° NE NE
50° NE NE
55° NE NE
50° NE NE

5 9 3 6 2
5 10 3 6 2
5 10 3 6 2
6 12 3 7 3
7 13 4 8 3
9 16 4 10 3
9 17 5 11 3
9 17 5 11 3
9 16 4 10 3
9 17 5 11 3
9 17 5 11 3
9 17 5 11 3
9 17 5 11 3
10 18 5 11 3
10 18 5 11 3
10 19 5 12 3
10 19 5 12 3
11 20 6 12 4
11 20 6 12 4
11 20 6 12 4
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3

10 18 5 11 3
10 19 5 12 3
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4
12 23 6 14 4
13 25 7 16 4
13 25 7 16 4
13 24 7 15 4
14 26 7 16 4
14 26 7 16 4
13 25 7 16 4
13 25 7 16 4
14 26 7 16 4
15 27 8 17 4
15 28 8 17 4
15 28 8 17 4
16 30 8 19 5
17 31 9 19 5
17 32 9 20 5
17 31 9 19 5
16 30 8 19 5
16 29 8 18 5
15 28 8 17 4

0.6
0.6
0.5
0.5
0.5
0.5
0.4
0.5
0.4
0.5
0.5
0.5
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.3
0.4
0.4
0.4
0.4

0
0
0
0
0
0.1
0.1
0.1
0.2
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2

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
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
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW

0.6
0.6
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
0.3
0.3
0.3
0.3
0.4
0.4
0.4

12
12
12
12
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
12
12

240
230
220
220
220
220
210
200
190
200
200
200
200
190
180
180
180
180
180
180
180
190
210
240

5.3
6.1
6.2
5.6
4.5
3.2
1.9
1.0
0.7
1.1
2.2
3.6
5.1
6.1
6.4
6.0
5.1
3.7
2.4
1.3
0.8
0.9
1.8
3.1

11 52
12 53
12 53
12 53
11 52
11 52
11 52
10 51
12 53
11 52
11 52
11 52
11 51
11 52
11 52
11 52
11 51
11 51
10 51
12 53
11 52
11 52
11 52
12 53

0
0
5
0
0
0
5
5
5
5
5
10
10
5
5
0
0
0
0
0
0
0
0
0

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

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

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

0
0
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

1015
1015
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1015
1015
1015
1015
1014
1014
1013
1013

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

17 62
16 61
16 60
14 58
13 55
12 54
12 53
11 51
10 50
10 49
9 48
9 48
8 47
8 46
8 46
5 41
6 43
9 47
10 50
12 53
14 57
15 59
16 60
16 61

19 66
16 61
16 60
13 55
10 51
9 48
8 47
8 46
7 45
6 43
6 42
6 42
5 41
5 40
4 40
2 35
3 38
7 44
10 49
13 55
16 61
18 64
19 66
19 65

5 10 2 3 6
6 12 3 3 7
5 10 2 3 6
8 14 3 4 9
8 15 3 4 9
9 17 3 5 11
10 19 3 5 12
10 19 3 5 12
10 19 3 5 12
11 21 4 6 13
11 20 4 6 12
11 20 4 6 12
11 21 4 6 13
11 21 4 6 13
12 22 4 6 14
12 23 4 6 14
12 23 4 6 14
13 24 4 7 15
12 23 4 6 14
12 22 4 6 14
11 20 4 6 12
9 17 3 5 11
9 17 3 5 11
9 16 3 4 10

0.8
0.8
0.8
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.6
0.7
0.7
0.7
0.6
0.6
0.6

Forecasts established in local time
Last updated 44min ago | Next update in 3h
Caption

Expert opinion

An easterly and very variable flow prevails over the whole area.

For Le Gros Jonc :
No gale warning.

The reliability of the situation is assessed at 90%.

Clear skies. In the evening, fair weather with mostly clear skies.
NE force 2 in the middle of the day becoming force 3 in the evening. Gusts reaching 13 knots in the evening. Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility.

Tides at Ile-de-Ré (Saint-Martin)

103

High tide 05h20 6.45m

Low tide 11h42 0.67m

104

High tide 17h35 6.25m

www.shom.fr - © SHOM 2026

Consult the tides for March

Go further

Fri

20

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

Sat

21

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

Sun

22

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

Mon

23

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

Tue

24

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

Wed

25

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

Thu

26

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

Fri

27

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

Sat

28

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

Sun

29

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

Mon

30

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

Tue

31

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

Wed

01

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

Thu

02

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

Fri

03

-

- 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)

Go further