Weather Les Grands Sables - Detailed bulletin - Free 15-day Marine forecasts

Locmaria (56360)Longitude : -3°6’,1248 W Latitude : 47°18’,978 N Altitude : 0m

Sun

19

-

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

Mon

20

-

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

Tue

21

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

Wed

22

-

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

Thu

23

-

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

Fri

24

-

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

Sat

25

-

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

Sun

26

-

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

Mon

27

-

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

Tue

28

-

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

Wed

29

-

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

Thu

30

-

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

Fri

31

-

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

Sat

01

-

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

Sun

02

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

BULLETIN

(established in local time)

Reliability 85%

Wind alert - Warning strong breeze.

Sunday 19 october

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Under storms

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)

50

40

30

20

10

90

80

70

60

50

40

30

20

25

20

15

10

5

60

50

40

30

20

10

5

0

1.5

1

0.5

0

3

0

20

15

10

5

65

60

55

50

45

Mon 20

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

220° SW SW
245° SW WSW
250° W WSW
250° W WSW
235° SW SW
230° SW SW
230° SW SW
230° SW SW
235° SW SW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
235° SW WSW
235° SW SW
235° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
245° SW WSW
250° W WSW
250° W WSW
255° W WSW
260° W W

20 37 10 23 5
13 25 7 16 4
12 23 6 14 4
15 27 8 17 4
14 26 7 16 4
16 30 8 19 5
17 32 9 20 5
18 33 9 21 5
18 33 9 21 5
18 34 9 21 5
17 31 9 19 5
19 35 10 22 5
19 35 10 22 5
19 36 10 22 5
20 37 10 23 5
22 40 11 25 6
23 42 12 26 6
24 45 13 28 6
26 49 14 30 6
26 49 14 30 6
25 47 13 29 6
27 50 14 31 7
27 50 14 31 7
26 48 13 30 6

30 55 15 34 7
25 46 13 29 6
22 41 11 25 6
23 43 12 27 6
23 43 12 27 6
25 46 13 29 6
28 51 14 32 7
29 53 15 33 7
30 55 15 34 7
30 56 16 35 7
29 54 15 34 7
29 54 15 34 7
32 59 16 37 7
31 58 16 36 7
32 60 17 37 7
33 62 17 39 8
37 68 19 42 8
38 71 20 44 8
42 77 21 48 9
42 78 22 48 9
41 76 21 47 9
42 78 22 48 9
43 80 22 50 9
43 80 22 50 9

- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
>40 >80 >23 >50 >9
>45 >80 >23 >50 >9
- - - - -
- - - - -

0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.6
0.6
0.6
0.6
0.7
0.7
0.8
0.8
0.9
0.9
1
1
1.1
1.1

1.1
1
1
1
1
1
1
1
1.1
1.2
1.2
1.2
1.2
1.2
1.3
1.4
1.5
1.6
1.7
1.7
1.9
2
2.1
2.1

0.3
0.2
0.3
0.2
0.2
0.3
0.3
0.3
0.4
0.4
0.4
0.4
0.4
0.4
0.5
0.6
0.6
0.6
0.7
0.7
0.8
0.8
0.9
0.9

265° W W
275° W W
280° W W
295° NW WNW
250° W WSW
245° SW WSW
290° W WNW
285° W WNW
285° W WNW
280° W W
295° NW WNW
305° NW NW
305° NW NW
300° NW WNW
310° NW NW
310° NW NW
315° NW NW
315° NW NW
270° W W
315° NW NW
305° NW NW
315° NW NW
315° NW NW
315° NW NW

0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.3
0.3
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.3
0.3
0.4
0.4
0.4
0.6

8
8
8
8
7
8
8
8
7
8
6
6
7
8
8
8
8
8
9
9
9
10
11
11

90
100
100
100
100
90
90
80
70
80
80
90
90
90
90
90
90
90
90
100
100
110
120
130

4.8
4.3
3.5
2.6
1.7
1.2
1.1
1.5
2.3
3.3
4.2
4.7
4.8
4.5
3.7
2.8
1.9
1.3
1.1
1.4
2.2
3.1
4.1
4.8

16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61

100
95
75
60
75
90
90
90
85
85
45
40
75
50
45
90
90
80
95
75
85
60
90
60

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

-
-
-
-
-
-

45
25
0
0
0
0
25
35
35
35
20
30
25
25
0
0
25
35
25
35
40
40
25
20

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

1002
1002
1002
1003
1003
1002
1002
1002
1001
1001
1001
1000
1000
999
999
998
998
998
998
998
998
998
998
998

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
1

17 62
17 62
16 61
16 61
16 61
16 62
16 61
16 61
16 61
16 61
16 61
16 61
16 60
16 60
16 61
16 61
16 61
16 61
16 61
16 61
16 61
17 62
16 62
16 61

10 50
12 54
12 53
11 52
11 52
11 52
11 51
11 51
10 51
10 50
10 51
10 50
10 49
10 49
10 49
9 49
9 48
9 48
9 48
9 49
10 49
11 52
10 50
10 51

19 35 5 10 22
15 27 4 8 17
15 27 4 8 17
17 31 5 9 19
15 28 4 8 17
18 33 5 9 21
19 35 5 10 22
19 36 5 10 22
20 37 5 10 23
21 39 6 11 24
20 37 5 10 23
21 39 6 11 24
22 40 6 11 25
23 43 6 12 27
23 42 6 12 26
24 45 6 13 28
26 48 6 13 30
28 52 7 14 32
28 52 7 14 32
30 56 7 16 35
29 53 7 15 33
30 55 7 15 34
31 57 7 16 35
31 57 7 16 35

1.1
1.1
1.1
1.1
1.1
1.1
1
1
1.1
1.1
1.1
1.1
1.1
1.2
1.4
1.5
1.6
1.7
1.8
1.8
1.8
1.8
1.9
2

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

Expert opinion

A southeasterly, very 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 Les Grands Sables :
Warning strong breeze.

We are 85% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will end.

Overcast skies. Possibility of showers In the evening, very cloudy.
Chance of light rain. SSW force 6 in the middle of the day turning WSW force 5 in the evening. Gusts reaching 35 knots in the middle of the day. Smooth to slight sea. Low, short swell from WSW. Excellent visibility.

Tides at Belle-Ile (Le Palais)

76

High tide 04h14 4.69m

Low tide 10h18 1.24m

79

High tide 16h27 4.88m

Low tide 22h42 1.07m

www.shom.fr - © SHOM 2025

Consult the tides for October

Sun

19

-

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

Mon

20

-

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

Tue

21

-

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

Wed

22

-

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

Thu

23

-

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

Fri

24

-

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

Sat

25

-

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

Sun

26

-

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

Mon

27

-

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

Tue

28

-

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

Wed

29

-

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

Thu

30

-

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

Fri

31

-

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

Sat

01

-

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

Sun

02

-

- 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 Les Grands Sables

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Belle-Ile (Le Palais)