Weather Plage du Gros Jonc - Detailed bulletin - Free 15-day Marine forecasts

Les Portes-en-Ré (17880)Longitude : -1°29’,2836 W Latitude : 46°15’,066 N Altitude : 0m

Thu

04

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

Fri

05

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Sat

06

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

Sun

07

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Mon

08

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Tue

09

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Wed

10

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Thu

11

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Fri

12

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Sat

13

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Sun

14

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Mon

15

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Tue

16

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Wed

17

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Thu

18

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BULLETIN

(established in local time)

Reliability 80%

Wind alert - Warning moderate gale offshore.

Thursday 4 december

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)

40

30

20

10

0

80

70

60

50

40

30

20

10

0

30

20

10

0

50

40

30

20

10

0

10

5

0

1.5

1

0.5

3

0

15

10

5

0

60

55

50

45

40

35

Fri 5

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

250° W WSW
275° W W
320° NW NW
320° NW NW
320° NW NW
325° NW NW
335° NW NNW
345° N NNW
0° N N
75° E ENE
120° SE ESE
140° SE SE
145° SE SSE
150° SE SSE
155° SE SSE
165° S SSE
170° S S
190° S S
185° S S
180° S S
175° S S
180° S S
185° S S
200° S SSW

12 22 6 14 4
11 21 6 13 4
10 18 5 11 3
10 19 5 12 3
10 18 5 11 3
9 17 5 11 3
8 14 4 9 3
5 10 3 6 2
3 5 1 3 1
2 3 1 2 1
3 6 2 4 2
5 9 3 6 2
7 13 4 8 3
9 17 5 11 3
11 20 6 12 4
12 23 6 14 4
12 23 6 14 4
14 26 7 16 4
16 30 8 19 5
19 35 10 22 5
21 39 11 24 6
23 43 12 27 6
24 45 13 28 6
23 43 12 27 6

22 41 11 25 6
20 37 10 23 5
18 33 9 21 5
15 28 8 17 4
16 30 8 19 5
15 27 8 17 4
13 25 7 16 4
10 18 5 11 3
6 12 3 7 3
5 9 3 6 2
5 9 3 6 -
7 13 4 8 3
10 18 5 11 -
13 25 7 16 4
16 30 8 19 5
18 34 9 21 5
21 38 11 24 5
22 40 11 25 6
24 44 12 27 6
28 52 14 32 7
32 60 17 37 7
36 66 18 41 8
38 71 20 44 8
39 72 20 45 8

0.8
0.8
1.3
1.3
0.9
1
1.2
1
0.9
0.9
0.9
0.9
0.7
0.7
1.2
1.2
1.2
1
1.1
1
0.9
0.9
0.9
1.1

1.5
1.5
2.3
2.3
1.7
2
2.2
1.9
1.8
1.8
1.7
1.7
1.3
1.4
2.1
2.2
2.2
1.8
2
1.9
1.7
1.7
1.7
2.1

0.1
0.1
0.2
0.1
0.1
0.1
0
0
0
0
0
0
0
0
0
0.1
0.1
0.1
0.2
0.2
0.3
0.3
0.4
0.5

280° W WNW
240° SW WSW
235° SW SW
275° W W
260° W W
180° S S
265° W W
265° W W
265° W W
265° W W
270° W W
180° S S
280° W W
280° W W
280° W W
245° SW WSW
245° SW WSW
265° W W
265° W W
265° W W
265° W W
260° W W
175° S S
250° W WSW

0.8
0.8
0.8
0.8
0.9
1.0
1.1
1.0
0.9
0.9
0.9
0.9
0.6
0.7
0.8
0.8
0.8
0.9
1.0
1.0
0.9
0.8
0.8
0.6

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

190
180
180
180
220
230
240
260
280
280
280
300
180
180
230
280
290
340
340
340
330
300
260
180

1.4
1.0
1.3
2.1
3.2
4.5
5.5
6.1
6.0
5.3
4.2
2.9
1.7
1.0
0.9
1.5
2.5
3.8
5.0
5.9
6.1
5.7
4.8
3.5

13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55

100
100
75
65
35
35
25
25
15
55
80
80
95
95
100
100
100
100
100
100
100
100
100
100

1
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.6
1.4
1.6
0.8

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

100
100
30
0
0
0
0
0
0
0
0
0
0
0
0
0
0
30
60
90
90
90
90
90

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

1007
1007
1008
1008
1009
1009
1010
1011
1011
1012
1012
1012
1013
1013
1013
1013
1012
1011
1010
1009
1008
1008
1007
1007

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

9 47
8 47
8 47
8 46
8 46
8 46
7 45
7 45
7 44
6 43
7 44
7 45
8 46
9 48
10 49
11 51
11 52
12 53
12 53
11 53
12 53
12 53
13 55
13 55

4 40
4 40
5 40
4 39
4 40
4 40
4 40
5 41
5 42
6 42
5 41
5 42
5 41
6 43
7 44
7 45
8 46
8 46
6 44
5 42
5 41
5 40
5 41
6 42

15 27 4 8 17
15 27 4 8 17
14 26 4 7 16
14 26 4 7 16
13 24 4 7 15
13 24 4 7 15
10 19 3 5 12
9 16 3 4 10
5 9 2 3 6
3 5 1 1 3
2 4 1 1 2
5 9 2 3 6
8 14 3 4 9
11 20 4 6 12
13 24 4 7 15
14 26 4 7 16
17 31 5 9 19
19 36 5 10 22
23 42 6 12 26
25 47 6 13 29
28 51 7 14 32
29 54 7 15 34
30 56 7 16 35
28 52 7 14 32

2.8
2.8
2.9
2.9
2.8
2.8
2.8
2.8
2.7
2.7
2.7
2.7
2.8
2.8
2.9
2.8
2.8
2.8
2.8
2.9
3
3.1
3.3
3.4

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 Plage du Gros Jonc :
Warning moderate gale offshore.

We are 80% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.

In the evening, very cloudy.
Showers. NW wind force 4. Gusts reaching 23 knots in the evening. Slight sea. Low, fairly long swell from SW. Excellent visibility.

Tides at Ile-de-Ré (Saint-Martin)

91

High tide 03h40 6.01m

Low tide 09h44 1.06m

94

High tide 16h08 6.14m

Low tide 22h06 1.02m

www.shom.fr - © SHOM 2025

Consult the tides for December

Thu

04

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

Fri

05

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

Sat

06

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

Sun

07

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

Mon

08

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

Tue

09

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

Wed

10

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

Thu

11

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

Fri

12

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

Sat

13

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

Sun

14

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

Mon

15

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

Tue

16

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

Wed

17

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

Thu

18

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- 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 du Gros Jonc

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Ile-de-Ré (Saint-Martin)