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

Batz-sur-Mer (44740)Lon : -2°28’,6836 W Lat : 47°16’,314 N Alt : 0m

Sun

15

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Mon

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Tue

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Wed

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Thu

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Fri

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Sat

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Sun

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Mon

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Tue

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Wed

25

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Thu

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Fri

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Sat

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Sun

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BULLETIN

(* established in local time)

Reliability 90%

No gale warning.

Sunday 15 mar

METEO CONSULT Run : 14/03 00Z Mesh : 1km Updated, 10h ago Update imminent

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (m) (m)

Total sea (m)

Wind (m)

Swell direction

Swell height (m)

Swell period (s)

Wave length (m)

High tide (m)

Sea temp

Weather

Rain (mm) (mm)

Clouds:

Cloud cover (%)

Precipitation:

Amount of precipitation (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Storm risk. (%)

Brightness:

Visibility (km)

Pressure (hPa)

UV

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

Offshore

Offshore wind

Offshore sea (m)

30

20

10

0

50

40

30

20

10

0

15

10

5

0

30

20

10

0

10

5

0

1.5

1

0.5

3

0

15

10

5

0

60

50

40

30

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

Mon 16

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

5° N N
5° N N
5° N N
5° N N
10° N N
0° N N
215° SW SW
230° SW SW
225° SW SW
240° SW WSW
240° SW WSW
245° SW WSW
250° W WSW
245° SW WSW
235° SW SW
230° SW SW
240° SW WSW
260° W WSW
290° W WNW
300° NW WNW
305° NW NW
315° NW NW
315° NW NW
320° NW NW

5 9 3 6 2
4 8 2 5 2
3 6 2 4 2
3 5 1 3 1
2 3 1 2 1
2 3 1 2 1
2 3 1 2 1
4 8 2 5 2
6 11 3 7 2
9 16 4 10 3
10 19 5 12 3
11 21 6 13 4
12 22 6 14 4
11 21 6 13 4
12 22 6 14 4
12 23 6 14 4
13 25 7 16 4
12 23 6 14 4
12 23 6 14 4
12 22 6 14 4
12 22 6 14 4
10 19 5 12 3
10 18 5 11 3
9 16 4 10 3

8 15 4 9 3
7 13 4 8 3
6 11 3 7 -
5 9 3 6 2
4 8 2 5 2
5 9 3 6 2
4 8 2 5 2
8 14 4 9 3
10 19 5 12 3
13 25 7 16 4
15 28 8 17 4
17 32 9 20 5
18 33 9 21 5
18 33 9 21 5
18 34 9 21 5
19 36 10 22 5
21 39 11 24 6
21 38 11 24 5
22 40 11 25 6
21 38 11 24 5
21 38 11 24 5
18 34 9 21 5
16 29 8 18 5
16 30 8 19 5

1.1
1.1
1.1
1
1
1
1
1
1
0.9
0.9
0.9
1
1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1
1
1

0
0
0
0
0
0
0
0
0.1
0.1
0.2
0.4
0.5
0.5
0.8
0.6
0.5
0.5
0.6
0.4
0.4
0.3
0.3
0.2

255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
260° W WSW
260° W W
255° W WSW
260° W W
260° W WSW
260° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
260° W W

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

10
13
13
13
13
12
12
12
11
12
12
12
11
10
11
10
7
7
6
9
8
8
8
8

290
290
290
280
270
260
250
250
240
240
240
220
200
200
190
150
150
140
130
130
120
380
400
440

4.1
3.5
2.9
2.3
2.0
2.0
2.3
2.8
3.4
3.9
4.3
4.4
4.3
3.8
3.1
2.5
2.0
1.9
2.1
2.6
3.3
4.0
4.6
4.8

10 51
10 51
10 50
9 49
9 48
9 47
9 47
9 47
9 48
9 49
10 49
10 49
10 49
10 49
10 49
10 49
10 50
10 49
10 49
10 50
10 51
11 51
11 51
11 51

0
0
25
30
45
55
40
35
45
20
25
90
95
95
100
100
100
95
65
45
60
75
95
95

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0
0
0
0
0
0

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

0
0
0
0
0
0
0
0
0
0
0
0
0
0
25
45
60
50
30
20
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

5
10
10
10
10
15
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1015
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021

0
0
0
0
0
0
1
2
3
3
3
1
0
0
0
0
0
0
0
0
0
0
0
0

4 40
4 40
4 40
4 40
4 40
6 42
8 46
9 49
10 50
11 51
11 52
11 52
11 52
11 52
11 52
11 52
11 52
12 53
12 53
11 52
11 51
10 51
10 50
10 50

3 37
3 37
3 38
3 38
4 39
6 43
9 49
11 52
12 54
13 56
13 55
11 52
9 48
8 47
8 46
7 44
7 44
7 45
7 45
7 44
6 44
7 44
7 44
7 44

7 13 3 4 8
6 11 2 3 7
5 9 2 3 6
3 6 2 2 4
3 5 1 1 3
1 2 1 1 1
3 6 2 2 4
6 12 3 3 7
9 16 3 4 10
11 21 4 6 13
12 23 4 6 14
13 25 4 7 16
13 25 4 7 16
13 25 4 7 16
14 26 4 7 16
15 28 4 8 17
14 26 4 7 16
14 26 4 7 16
15 28 4 8 17
15 27 4 8 17
14 26 4 7 16
15 27 4 8 17
15 27 4 8 17
13 24 4 7 15

0.8
0.8
0.8
0.8
0.8
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.8
0.8
0.9
0.9
1
1
0.9
0.9
0.9
0.8
0.8
0.8

Forecasts established in local time
Last updated 37min ago | Next update in 3h
Caption

Expert opinion

A westerly, very strong and very variable flow prevails over the whole area.

For Crique du Grand Mathieu :
No gale warning.

We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.

Sun but cloud increasing in the morning, sunny, progressively clouding over in the afternoon. No precipitation. In the evening, very cloudy skies to overcast.
Drizzle followed by showers. N force 2 in the morning freshening WSW force 4 in the middle of the day. Gusts reaching 22 knots in the evening. Slight sea. Low, fairly long swell from W. Good visibility becoming excellent in the middle of the day.

Tides at Le Croisic

42

High tide 02h29 4.44m

Low tide 08h29 1.99m

50

High tide 14h57 4.45m

Low tide 20h54 1.9m

www.shom.fr - © SHOM 2026

Consult the tides for March

Go further

Sun

15

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

Mon

16

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

Tue

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

Wed

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

Thu

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

Fri

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

Sat

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

Sun

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

Mon

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

Tue

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

Wed

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

Thu

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

Fri

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

Sat

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

Sun

29

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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 Crique du Grand Mathieu

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Le Croisic

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