Weather Les Dunes - Detailed bulletin - Free 15-day Marine forecasts

Saint-Michel-Chef-Chef FRALongitude : -2°9’,6 W Latitude : 47°12 N Altitude : 22m

Thu

06

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

Fri

07

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

Sat

08

-

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

Sun

09

-

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

Mon

10

-

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

Tue

11

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

Wed

12

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

Thu

13

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

Fri

14

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

Sat

15

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

Sun

16

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

Mon

17

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

Tue

18

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

Wed

19

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

Thu

20

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

BULLETIN

(established in local time)

Reliability 85%

Wind alert - Warning strong breeze offshore.

Thursday 6 november

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)

30

20

10

0

50

40

30

20

10

0

15

10

5

0

30

20

10

0

10

5

0

1

0.5

0

3

0

20

15

10

65

60

55

50

Fri 7

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

165° S SSE
170° S SSE
170° S S
165° S SSE
180° S S
150° SE SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
170° S SSE
185° S S
180° S S
175° S S
170° S S
170° S S
165° S SSE
175° S S
175° S S
195° S SSW
220° SW SW
235° SW SW
240° SW WSW
245° SW WSW

11 20 6 12 4
11 20 6 12 4
11 21 6 13 4
6 12 3 7 3
3 6 2 4 2
4 7 2 4 2
5 10 3 6 2
5 10 3 6 2
8 15 4 9 3
10 19 5 12 3
11 20 6 12 4
13 25 7 16 4
13 24 7 15 4
15 27 8 17 4
13 25 7 16 4
11 21 6 13 4
9 17 5 11 3
8 15 4 9 3
7 13 4 8 3
6 12 3 7 3
8 15 4 9 3
8 15 4 9 3
11 20 6 12 4
11 21 6 13 4

20 37 10 23 5
21 38 11 24 5
21 39 11 24 6
16 30 8 19 5
9 17 5 11 3
8 15 4 9 3
9 16 4 10 3
9 17 5 11 3
12 22 6 14 4
16 30 8 19 5
19 35 10 22 5
22 41 11 25 6
23 42 12 26 6
24 44 12 27 6
24 44 12 27 6
22 41 11 25 6
17 32 9 20 5
16 29 8 18 5
13 25 7 16 4
15 28 8 17 4
17 31 9 19 5
17 31 9 19 5
18 33 9 21 5
18 33 9 21 5

0.5
0.5
0.4
0.4
0.5
0.6
0.6
0.5
0.5
0.5
0.6
0.5
0.5
0.5
0.5
0.4
0.4
0.5
0.6
0.6
0.6
0.6
0.5
0.6

1.1
1
0.9
0.9
1
1.1
1.2
1.1
1.1
1
1.2
1
1.1
1.1
0.9
0.9
0.9
1.1
1.3
1.3
1.3
1.1
1.1
1.2

0.2
0.2
0.1
0
0
0.1
0
0
0.1
0.1
0.1
0.2
0.2
0.2
0.1
0.1
0.1
0
0.1
0.1
0.2
0.2
0.2
0.2

260° W WSW
255° W WSW
250° W WSW
250° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
250° W WSW
250° W WSW
260° W W
255° W WSW
255° W WSW
250° W WSW
250° W WSW
250° W WSW
255° W WSW
255° W WSW
255° W WSW
245° SW WSW
180° S S
180° S S
195° S SSW

0.5
0.4
0.4
0.4
0.5
0.5
0.6
0.5
0.5
0.4
0.4
0.4
0.5
0.5
0.4
0.4
0.4
0.5
0.6
0.6
0.5
0.4
0.4
0.4

10
10
10
10
11
11
11
12
12
11
11
11
10
10
10
11
11
12
12
12
12
12
11
12

180
180
190
180
200
220
230
250
230
210
200
180
170
180
200
200
200
240
230
230
230
210
190
160

4.1
5.4
6.1
6.1
5.4
4.3
3.0
1.8
0.9
0.6
0.9
2.0
3.5
5.0
6.0
6.3
5.8
4.9
3.6
2.3
1.2
0.7
0.8
1.6

15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59

100
100
85
90
80
70
65
65
50
45
60
80
40
70
40
45
85
90
50
90
90
90
75
80

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
30
0
20
20
20
0
0
0
0
0
0
0
0
0
25
35
35
35

>20
>20
>20
5
5
5
5
10
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
5
4
>20
>20
>20
>20

1003
1003
1003
1003
1003
1003
1004
1004
1004
1005
1005
1005
1004
1004
1004
1004
1004
1005
1005
1005
1005
1006
1006
1006

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

17 62
16 61
16 60
15 59
15 59
15 59
14 58
15 59
16 60
17 62
17 62
17 62
17 62
17 62
16 61
16 60
15 59
15 58
15 58
15 58
14 58
15 58
15 58
14 58

13 55
12 54
12 53
13 55
13 56
13 56
12 54
13 56
14 57
15 60
13 56
15 59
15 59
14 57
13 55
12 54
12 53
11 53
12 54
12 54
11 53
12 53
11 51
11 51

19 35 5 10 22
19 36 5 10 22
12 22 4 6 14
8 14 3 4 9
7 13 3 4 8
10 18 3 5 11
10 19 3 5 12
11 20 4 6 12
12 22 4 6 14
13 25 4 7 16
16 29 5 8 18
19 35 5 10 22
21 39 6 11 24
19 36 5 10 22
17 32 5 9 20
16 29 5 8 18
15 27 4 8 17
12 23 4 6 14
13 25 4 7 16
15 27 4 8 17
16 29 5 8 18
16 29 5 8 18
16 30 5 8 19
16 30 5 8 19

3.1
2.9
2.7
2.5
2.3
2.2
2.1
2
2.1
2.2
2.5
2.7
3
3.1
3.1
3
2.9
2.9
2.8
2.8
2.7
2.7
2.7
2.8

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

Expert opinion

A southerly and variable flow prevails over the North-East of the basin. Over the South and the West, it is westerly, strong and mostly variable.

For Les Dunes :
Warning strong breeze offshore.

We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.

Skies changeable to very cloudy. Risk of showers in the morning, possibility of a few spots in the afternoon. In the evening, very cloudy.
Risk of showers in the early hours. SSE force 3 in the morning temporarily S force 4 in the middle of the day. Gusts reaching 24 knots in the middle of the day. Smooth to slight sea becoming slight in the middle of the day. Low, fairly long swell from WSW. Poor visibility becoming excellent in the middle of the day then reduced by mist.

Tides at Saint-Nazaire

106

High tide 04h25 6.17m

Low tide 11h05 0.58m

106

High tide 16h50 6.27m

Low tide 23h24 0.6m

www.shom.fr - © SHOM 2025

Consult the tides for November

Thu

06

-

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

Fri

07

-

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

Sat

08

-

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

Sun

09

-

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

Mon

10

-

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

Tue

11

-

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

Wed

12

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

Thu

13

-

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

Fri

14

-

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

Sat

15

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

Sun

16

-

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

Mon

17

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

Tue

18

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

Wed

19

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

Thu

20

-

- 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 board sports area Les Dunes

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Nazaire