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

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

Thu

08

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Fri

09

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Sat

10

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Sun

11

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Mon

12

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Tue

13

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Wed

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Thu

15

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Fri

16

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Sat

17

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Sun

18

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Mon

19

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Tue

20

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Wed

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Thu

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BULLETIN

(* established in local time)

Reliability 80%

Wind alert - Warning strong gale offshore.

Thursday 8 jan

METEO CONSULT Run : 8/01 11Z Mesh : 1km Updated, 26min ago Update in 6h

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)

60

50

40

30

20

110

100

90

80

70

60

50

40

30

20

10

70

60

50

40

30

20

15

10

5

10

5

0

3

0

15

10

5

0

-5

60

50

40

30

20

                                    
                                                                         Fri 9
                                                            
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                        Run : 8/01 11Z
                Mesh : 1km
                Updated, 26min ago
                Update in 6h

Fri 9

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

230° SW SW
220° SW SW
225° SW SW
225° SW SW
240° SW WSW
255° W WSW
260° W W
275° W W
275° W W
280° W W
280° W W
275° W W
285° W WNW
285° W WNW
280° W W
285° W WNW
290° W WNW
285° W WNW
285° W WNW
290° W WNW
295° NW WNW
295° NW WNW
300° NW WNW
295° NW WNW

30 56 16 35 7
32 59 16 37 7
36 66 18 41 8
37 69 19 43 8
38 71 20 44 8
37 68 19 42 8
37 69 19 43 8
38 71 20 44 8
37 69 19 43 8
37 69 19 43 8
37 68 19 42 8
36 66 18 41 8
34 63 18 39 8
32 59 16 37 7
31 58 16 36 7
31 57 16 35 7
31 57 16 35 7
30 56 16 35 7
26 48 13 30 6
25 47 13 29 6
24 44 12 27 6
22 41 11 25 6
24 45 13 28 6
25 46 13 29 6

45 84 23 52 9
45 84 23 52 9
51 95 26 59 10
55 102 28 63 10
58 108 30 67 11
56 104 29 65 11
55 101 28 63 10
59 109 30 68 11
56 104 29 65 11
56 104 29 65 11
58 107 30 66 11
56 103 29 64 11
52 96 27 60 10
51 94 26 58 10
51 94 26 58 10
49 90 25 56 10
50 92 26 57 10
46 85 24 53 9
43 79 22 49 9
40 75 21 47 9
37 69 19 43 8
36 66 18 41 8
34 63 18 39 8
35 65 18 40 8

2.9
3.4
3.8
4.2
4.5
4.8
5
5.1
5
4.7
4.3
4
4
4.1
4.3
4
3.7
3.5
3.4
3.2
3
2.9
2.9
3

5.2
6
6.8
7.6
8.2
8.7
9
9.1
8.9
8.4
7.7
7.3
7.2
7.4
7.7
7.1
6.7
6.3
6.1
5.8
5.5
5.2
5.2
5.4

2.9
3.3
3.8
4.2
4.5
4.8
5
5.1
4.5
3.7
3.4
3.3
3.5
3.1
3.3
2.8
2.5
2.2
2
1.6
1.4
1.3
1.5
1.4

300° NW WNW
305° NW NW
310° NW NW
245° SW WSW
170° S S
140° SE SE
150° SE SSE
160° S SSE
165° S SSE
165° S SSE
170° S SSE
165° S SSE
170° S S
195° S SSW
175° S S
200° S SSW
200° S SSW
230° SW SW
230° SW SW
235° SW SW
235° SW WSW
235° SW WSW
185° S S
235° SW SW

0.2
0.3
0.3
0.3
0.3
0.3
0.4
0.4
1.2
2.1
2.1
1.9
1.3
2.3
2.4
2.4
2.4
2.6
2.6
2.7
2.6
2.5
2.2
2.5

8
9
9
8
8
9
10
10
11
11
11
11
12
11
12
11
11
11
11
11
11
11
11
11

110
120
130
140
160
180
200
210
220
230
230
230
230
220
220
210
210
200
200
200
200
200
200
210

1.4
1.5
2.0
2.7
3.5
4.2
4.5
4.4
4.0
3.4
2.7
2.0
1.7
1.6
2.0
2.7
3.5
4.2
4.6
4.6
4.3
3.8
3.1
2.4

11 53
11 53
11 53
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52

100
100
100
100
100
95
85
85
90
80
100
85
95
90
80
75
90
100
90
80
65
60
75
80

0
0.6
0.6
0.7
0.6
0.4
0.5
0
0.4
0.3
0.5
0.4
0.4
0.5
0.4
0.3
0.1
0
0
0
0
0
0
0

-
-
-

40
65
75
90
75
60
65
40
65
50
65
65
65
55
60
55
50
40
35
35
25
0
0
0

0
0
0
0
0
0
0
0
0
0
0
10
10
10
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

1004
1002
1000
997
997
997
998
999
999
1000
1001
1002
1002
1003
1003
1003
1003
1004
1004
1005
1005
1006
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
1

12 53
12 53
12 53
12 53
12 53
11 51
10 50
9 49
9 47
8 47
8 47
8 47
8 46
7 45
7 45
7 45
7 44
7 44
6 43
6 43
6 43
7 44
7 45
8 46

4 39
3 38
3 37
2 36
2 36
1 34
1 33
0 31
-1 30
-1 30
-1 29
-1 30
-1 30
-1 30
-1 30
-1 29
-2 29
-2 29
-1 30
-2 29
-1 31
1 33
2 35
2 36

35 65 8 18 40
37 68 8 19 42
40 74 8 21 46
43 79 9 22 49
42 77 9 21 48
42 77 9 21 48
43 80 9 22 50
43 79 9 22 49
41 76 9 21 47
39 73 8 20 45
39 73 8 20 45
39 72 8 20 45
35 64 8 18 40
33 62 8 17 39
33 61 7 17 38
35 65 8 18 40
31 57 7 16 35
29 53 7 15 33
29 53 7 15 33
24 45 6 13 28
27 50 7 14 31
24 45 6 13 28
25 46 6 13 29
25 47 6 13 29

3.7
4.1
4.7
5.2
5.9
6.2
6.4
6.4
6.1
5.9
5.6
5.3
5
4.7
4.5
4.3
4.1
4
3.9
3.7
3.6
3.4
3.4
3.2

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

Expert opinion

Low 985 hPa centered at 70 nautical miles in the South-South-West of Fastnet Rock (South-West Ireland) moving at 32 knots to the East and dropping to 969 hPa to be centered on the South of England.

For L"Ile de Groix-Les Grands Sables :
Warning strong gale offshore.

We are 80% sure of the situation, because the winds may be stronger than forecast.

Overcast skies. Light rain. In the evening, very cloudy skies to overcast.
Light showers. SW force 8 in the middle of the day turning W in the evening. Gusts reaching 59 knots in the evening. Rough to very rough sea becoming very rough in the evening. Low, fairly long swell from WSW. Excellent visibility.

Tides at Port-Tudy

77

Low tide 01h51 1.36m

High tide 07h52 4.94m

72

Low tide 14h23 1.41m

High tide 20h14 4.54m

www.shom.fr - © SHOM 2026

Consult the tides for January

Go further

Thu

08

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

Fri

09

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

Sat

10

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

Sun

11

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

Mon

12

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

Tue

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Mon

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Tue

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Wed

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Thu

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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

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