Weather L'Ile de Groix-Les Grands Sables - Detailed bulletin - Free 15-day Marine forecasts

Groix (56590)Long : -3°28’,0002 W Lat : 47°37’,998 N Alt : 0m

Fri

19

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

Sat

20

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Sun

21

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Mon

22

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Tue

23

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Wed

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Thu

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Fri

26

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Sat

27

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Sun

28

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Mon

29

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Tue

30

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Wed

31

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Thu

01

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Fri

02

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BULLETIN

(* established in local time)

Reliability 95%

No gale warning.

Friday 19 dec

METEO CONSULT Run : 18/12 02Z 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)

20

15

10

5

40

30

20

10

0

10

5

0

25

20

15

10

5

10

5

0

5

0

3

0

15

10

5

0

55

50

45

40

35

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

Sat 20

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

295° NW WNW
295° NW WNW
290° W WNW
290° W WNW
285° W WNW
270° W W
270° W W
275° W W
270° W W
260° W W
260° W W
250° W WSW
245° SW WSW
235° SW SW
240° SW WSW
230° SW SW
225° SW SW
220° SW SW
205° SW SSW
195° S SSW
185° S S
180° S S
180° S S
180° S S

10 19 5 12 3
10 18 5 11 3
10 19 5 12 3
9 16 4 10 3
7 13 4 8 3
8 14 4 9 3
8 14 4 9 3
8 14 4 9 3
8 15 4 9 3
6 12 3 7 3
7 13 4 8 3
6 11 3 7 2
6 12 3 7 3
5 9 3 6 2
5 10 3 6 2
6 12 3 7 3
6 11 3 7 2
5 10 3 6 2
7 13 4 8 3
8 14 4 9 3
9 16 4 10 3
10 18 5 11 3
11 21 6 13 4
12 23 6 14 4

15 28 8 17 4
14 26 7 16 4
14 26 7 16 4
13 25 7 16 4
12 23 6 14 4
10 19 5 12 -
11 20 6 12 4
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4
11 20 6 12 4
10 18 5 11 3
9 16 4 10 -
9 17 5 11 3
8 14 4 9 3
9 16 4 10 -
9 16 4 10 3
9 16 4 10 3
9 17 5 11 -
10 19 5 12 -
12 22 6 14 4
13 25 7 16 4
16 29 8 18 5
18 33 9 21 5

3
3
2.9
2.8
2.7
2.6
2.6
2.5
2.5
2.4
2.4
2.4
2.3
2.3
2.3
2.2
2.2
2.1
2.1
2.1
2
2
2
1.9

5.5
5.3
5.2
5
4.9
4.8
4.7
4.5
4.5
4.4
4.3
4.2
4.2
4.1
4.1
4
3.9
3.9
3.8
3.7
3.7
3.6
3.5
3.5

0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0.1
0.3
0.2

235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW WSW
235° 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
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

3.0
3.0
2.9
2.8
2.7
2.6
2.6
2.5
2.5
2.4
2.4
2.4
2.3
2.3
2.3
2.2
2.2
2.1
2.1
2.1
2.0
2.0
1.9
1.9

13
12
12
12
12
12
12
12
12
12
13
13
13
13
13
13
13
13
13
12
12
12
12
12

250
250
250
250
250
250
250
250
260
260
260
260
260
260
260
260
260
260
260
250
250
250
240
230

4.1
3.3
2.6
2.0
1.7
1.8
2.2
2.9
3.7
4.3
4.6
4.6
4.1
3.5
2.7
2.1
1.7
1.7
2.1
2.8
3.6
4.3
4.8
4.8

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

95
95
90
80
75
85
70
60
55
35
75
65
75
45
40
70
70
75
60
60
70
75
65
55

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

1016
1017
1018
1018
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1017
1017
1016
1015
1014

0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

8 46
8 46
7 45
7 45
8 46
9 49
11 52
12 53
12 53
12 53
11 52
10 49
9 47
8 46
8 46
7 45
7 45
7 44
7 44
7 44
7 44
7 45
7 45
8 46

4 40
4 39
4 39
4 39
6 42
7 45
9 49
11 51
11 52
11 52
10 50
8 46
6 43
6 43
5 42
5 40
5 40
5 40
4 40
4 39
4 38
4 39
3 38
3 38

15 27 4 8 17
15 27 4 8 17
13 25 4 7 16
12 22 4 6 14
11 20 4 6 12
10 19 3 5 12
9 17 3 5 11
11 21 4 6 13
10 19 3 5 12
9 16 3 4 10
9 16 3 4 10
8 14 3 4 9
7 13 3 4 8
7 13 3 4 8
8 15 3 4 9
9 16 3 4 10
9 17 3 5 11
9 17 3 5 11
10 19 3 5 12
10 19 3 5 12
12 23 4 6 14
14 26 4 7 16
16 29 5 8 18
18 33 5 9 21

3.2
3.1
3
2.9
2.9
2.8
2.7
2.7
2.6
2.6
2.5
2.5
2.4
2.4
2.4
2.3
2.3
2.2
2.2
2.1
2.1
2.1
2.1
2

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

Expert opinion

A southwesterly, strong and mostly variable flow prevails over the whole area.

For L"Ile de Groix-Les Grands Sables :
No gale warning.

The reliability of the situation is assessed at 95%.

Very cloudy. But clear spells will become more and more widespread. No precipitation. In the evening, good clear periods but cloud building.
No precipitation. WNW force 3 in the morning turning SW in the evening. Gusts reaching 15 knots in the morning. Rough sea becoming moderate in the evening. Moderate, long swell from SW. Excellent visibility.

Tides at Port-Tudy

67

High tide 04h00 4.78m

Low tide 10h17 1.67m

69

High tide 16h20 4.64m

Low tide 22h32 1.66m

www.shom.fr - © SHOM 2025

Consult the tides for December

Go further

Fri

19

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

Sat

20

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

Sun

21

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

Mon

22

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

Tue

23

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

Wed

24

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

Thu

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

Fri

26

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

Sat

27

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

Sun

28

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

Mon

29

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

Tue

30

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

Wed

31

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

Thu

01

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

Fri

02

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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 L'Ile de Groix-Les Grands Sables

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Port-Tudy

Go further