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

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

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

Wed

31

-

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

Thu

01

-

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

Fri

02

-

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

Sat

03

-

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

BULLETIN

(* established in local time)

Reliability 85%

No gale warning.

Saturday 20 dec

METEO CONSULT Run : 20/12 16Z Mesh : 1km Updated, 2h ago Update in 4h

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (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 (%)

Storm risk.(%)

Visibility(km)

Pressure(hPa)

UV

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

Offshore

Offshore wind

Offshore sea (m)

25

20

15

10

5

50

40

30

20

10

15

10

5

0

30

20

10

0

10

5

0

2

1.5

1

3

0

15

10

5

0

55

50

45

40

                                    
                                                                         Sun 21
                                                            
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                        Run : 20/12 16Z
                Mesh : 1km
                Updated, 2h ago
                Update in 4h

Sun 21

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

200° S SSW
235° SW SW
225° SW SW
200° S SSW
160° S SSE
135° SE SE
125° SE SE
115° SE ESE
125° SE ESE
125° SE SE
135° SE SE
140° SE SE
140° SE SE
135° SE SE
135° SE SE
145° SE SE
150° SE SSE
135° SE SE
135° SE SE
125° SE SE
125° SE SE
125° SE ESE
115° SE ESE
115° SE ESE

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

16 30 8 19 5
19 36 10 22 5
17 32 9 20 5
15 28 8 17 4
10 19 5 12 -
14 26 7 16 4
15 28 8 17 4
15 28 8 17 -
18 34 9 21 5
19 36 10 22 5
22 40 11 25 6
23 42 12 26 6
21 39 11 24 6
20 37 10 23 5
21 39 11 24 6
22 40 11 25 6
19 35 10 22 5
15 28 8 17 4
15 28 8 17 4
15 28 8 17 4
15 28 8 17 4
14 26 7 16 4
15 27 8 17 4
15 27 8 17 4

1.2
1.2
1.3
1.3
1.4
1.5
1.5
1.5
1.5
1.5
1.5
1.4
1.4
1.3
1.4
1.5
1.6
1.7
1.8
1.8
1.8
1.8
1.6
1.6

2.2
2.2
2.3
2.5
2.6
2.7
2.7
2.7
2.7
2.8
2.7
2.7
2.6
2.5
2.5
2.7
2.9
3.1
3.3
3.3
3.3
3.3
2.9
2.9

0.5
0.4
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
0.2
0.2
0.1
0.1
0.1
0
0
0

190° S S
215° SW SW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW

1.1
1.1
1.2
1.3
1.4
1.4
1.5
1.5
1.5
1.5
1.5
1.4
1.4
1.3
1.3
1.4
1.6
1.7
1.8
1.8
1.8
1.8
1.6
1.6

12
11
10
11
11
11
11
11
12
12
12
12
12
12
13
13
14
14
14
14
14
14
14
14

210
190
200
210
210
220
220
230
240
250
250
260
260
250
260
280
300
310
320
330
330
340
330
340

2.8
2.1
1.8
2.0
2.7
3.6
4.6
5.3
5.6
5.4
4.8
3.9
3.0
2.2
1.8
1.8
2.3
3.1
4.1
4.9
5.4
5.3
4.9
4.1

12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54

5
90
100
100
100
100
100
100
100
100
100
95
100
100
100
100
100
100
100
100
100
100
100
85

0
0
0.4
0.3
0.3
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

-
-
-
-
-

45
45
50
55
50
50
40
25
0
20
20
25
25
25
20
25
30
30
20
0
25
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
15
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1007
1007
1007
1007
1006
1006
1005
1005
1004
1003
1003
1002
1002
1002
1002
1002
1001
1000
1000
999
999
999
999
999

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

12 53
12 53
12 53
11 53
11 52
11 51
10 50
10 50
10 50
10 50
10 50
10 50
10 51
10 51
11 51
11 52
11 52
11 52
11 52
11 52
11 52
11 51
11 51
10 51

9 47
7 45
8 46
9 47
9 47
7 45
7 44
6 43
5 42
5 41
5 41
5 41
5 41
6 42
6 43
7 44
9 48
8 47
9 47
8 47
8 46
7 45
7 45
8 46

12 23 4 6 14
14 26 4 7 16
13 24 4 7 15
11 21 4 6 13
8 15 3 4 9
8 15 3 4 9
11 20 4 6 12
12 22 4 6 14
15 28 4 8 17
17 32 5 9 20
17 32 5 9 20
19 35 5 10 22
18 34 5 9 21
17 31 5 9 19
18 33 5 9 21
19 35 5 10 22
12 23 4 6 14
12 23 4 6 14
12 23 4 6 14
11 20 4 6 12
11 20 4 6 12
10 19 3 5 12
10 18 3 5 11
8 15 3 4 9

2.1
2.2
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.4
2.5
2.6
2.7
2.8
2.9
2.9
2.9
2.9
2.9
2.8
2.8
2.8

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

Expert opinion

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

For Le Gros Jonc :
No gale warning.

We are 85% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.

In the evening, good clear periods but lots of cloud, too.
Light showers. SW wind force 4. Gusts reaching 19 knots in the evening. Slight sea. Low, fairly long swell from WSW. Excellent visibility.

Tides at Ile-de-Ré (Saint-Martin)

71

High tide 04h29 5.61m

Low tide 10h54 1.8m

72

High tide 16h51 5.43m

Low tide 23h10 1.82m

www.shom.fr - © SHOM 2025

Consult the tides for December

Go further

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

Wed

31

-

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

Thu

01

-

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

Fri

02

-

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

Sat

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