Weather Crique du Grand Mathieu - Detailed bulletin - Free 15-day Marine forecasts

Batz-sur-Mer (44740)Longitude : -2°28’,6836 W Latitude : 47°16’,314 N Altitude : 0m

Mon

08

-

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

Tue

09

-

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

Wed

10

-

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

Thu

11

-

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

Fri

12

-

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

Sat

13

-

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

Sun

14

-

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

Mon

15

-

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

Tue

16

-

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

Wed

17

-

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

Thu

18

-

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

Fri

19

-

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

Sat

20

-

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

Sun

21

-

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

Mon

22

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

BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Monday 8 september

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)

20

15

10

5

40

30

20

10

0

10

5

0

25

20

15

10

5

10

5

0

2

1.5

1

0.5

3

0

25

20

15

10

70

65

60

55

50

Tue 9

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

270° W W
265° W W
270° W W
270° W W
275° W W
280° W W
280° W W
275° W W
275° W W
270° W W
265° W W
265° W W
260° W W
265° W W
265° W W
265° W W
265° W W
265° W W
265° W W
270° W W
275° W W
270° W W
260° W W
250° W WSW

12 22 6 14 4
11 20 6 12 4
10 18 5 11 3
10 18 5 11 3
8 15 4 9 3
9 16 4 10 3
8 15 4 9 3
8 14 4 9 3
8 14 4 9 3
7 13 4 8 3
8 14 4 9 3
8 14 4 9 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
8 15 4 9 3
8 15 4 9 3
8 14 4 9 3
6 12 3 7 3
6 12 3 7 3
5 10 3 6 2
5 9 3 6 2

18 33 9 21 5
17 32 9 20 5
16 29 8 18 5
15 27 8 17 4
13 24 7 15 4
12 23 6 14 4
14 26 7 16 4
12 22 6 14 4
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4
12 22 6 14 4
13 24 7 15 4
13 24 7 15 4
13 24 7 15 4
13 25 7 16 4
13 25 7 16 4
13 24 7 15 4
12 23 6 14 4
11 21 6 13 4
10 19 5 12 -
10 19 5 12 -
9 17 5 11 3
9 17 5 11 3

1.5
1.5
1.4
1.4
1.4
1.3
1.3
1.2
1.2
1.1
1.1
1.1
1.1
1.1
1.1
1
1
1
0.9
0.9
0.9
0.8
0.8
0.9

2.7
2.7
2.6
2.6
2.5
2.4
2.3
2.2
2.2
2.1
2.1
2.1
2.1
2.1
2
1.9
1.9
1.8
1.8
1.7
1.7
1.6
1.6
1.7

0.4
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.1
0.1
0.1
0.2
0.1
0.1
0.1
0.1
0.1
0.2
0.1
0.1
0.1
0.1
0.1
0.1

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

1.4
1.4
1.4
1.4
1.4
1.3
1.2
1.2
1.2
1.1
1.1
1.1
1.1
1.1
1.1
1.0
1.0
0.9
0.9
0.9
0.8
0.8
0.8
0.9

8
8
8
8
8
8
8
8
8
8
7
7
7
7
7
7
8
8
8
8
8
8
7
7

100
110
110
110
110
120
120
120
120
110
110
110
100
100
100
100
100
100
100
100
100
100
100
90

3.4
4.5
5.3
5.4
4.9
4.1
2.9
1.8
1.0
0.6
0.9
1.8
3.1
4.5
5.5
5.8
5.5
4.6
3.5
2.2
1.1
0.5
0.5
1.2

19 65
19 65
19 65
19 65
18 65
18 65
18 65
18 65
18 65
19 65
19 65
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66

5
45
50
55
45
40
70
80
45
45
50
55
45
40
35
25
25
35
45
25
30
20
30
30

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
>20
>20
>20
>20

1017
1017
1017
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

0
0
0
0
0
0
0
1
2
4
4
5
4
4
2
1
0
0
0
0
0
0
0
0

17 63
17 62
17 62
16 61
16 61
16 60
17 62
17 63
18 64
18 65
18 65
19 66
19 66
19 66
19 65
18 65
18 64
18 64
17 62
16 61
16 60
15 59
15 59
15 59

13 55
13 55
13 56
13 55
13 55
13 55
15 58
17 62
18 65
20 67
20 68
21 69
21 69
20 68
20 67
18 65
16 61
15 58
14 57
13 56
13 56
13 55
13 55
13 55

11 20 4 6 12
12 22 4 6 14
11 21 4 6 13
11 21 4 6 13
11 20 4 6 12
9 17 3 5 11
9 16 3 4 10
8 15 3 4 9
9 16 3 4 10
10 18 3 5 11
10 18 3 5 11
10 18 3 5 11
10 18 3 5 11
10 18 3 5 11
10 19 3 5 12
10 18 3 5 11
10 18 3 5 11
10 18 3 5 11
9 16 3 4 10
8 14 3 4 9
6 12 3 3 7
6 12 3 3 7
5 10 2 3 6
6 11 2 3 7

0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.8
0.8
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.6
0.6

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

Expert opinion

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

For Crique du Grand Mathieu :
No gale warning.

The reliability of the situation is assessed at 90%.

Skies changeable to very cloudy. No precipitation. In the evening, relatively clear skies becoming changeable.
Chance of light rain. W wind force 3 continuing all day. Gusts reaching 15 knots in the morning. Slight sea. Low, fairly long swell from SW. Excellent visibility.

Tides at Le Croisic

97

High tide 05h39 5.43m

Low tide 12h11 0.64m

101

High tide 17h57 5.83m

www.shom.fr - © SHOM 2025

Consult the tides for September

Mon

08

-

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

Tue

09

-

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

Wed

10

-

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

Thu

11

-

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

Fri

12

-

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

Sat

13

-

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

Sun

14

-

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

Mon

15

-

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

Tue

16

-

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

Wed

17

-

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

Thu

18

-

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

Fri

19

-

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

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

* +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 Crique du Grand Mathieu

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Le Croisic