Weather Plage de la Bonne Anse - Detailed bulletin - Free 15-day Marine forecasts

Saint-Nazaire (44600)Longitude : -2°14’,7666 W Latitude : 47°15’,366 N Altitude : 0m

Mon

19

-

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

Tue

20

-

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

Wed

21

-

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

Thu

22

-

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

Fri

23

-

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

Sat

24

-

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

Sun

25

-

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

Mon

26

-

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

Tue

27

-

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

Wed

28

-

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

Thu

29

-

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

Fri

30

-

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

Sat

31

-

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

Sun

01

-

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

Mon

02

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

BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Monday 19 may

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

0

40

30

20

10

0

15

10

5

0

25

20

15

10

5

10

5

0

0.5

0

3

0

30

25

20

15

10

5

80

70

60

50

40

Tue 20

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

210° SW SSW
355° N N
350° N NNW
360° N N
360° N N
0° N N
5° N N
5° N N
0° 0 0
355° N N
350° N N
350° N N
345° N NNW
345° N NNW
345° N NNW
335° NW NNW
315° NW NW
295° NW WNW
285° W WNW
275° W W
265° W W
260° W W
265° W W
270° W W

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

15 28 8 17 4
15 27 8 17 4
16 29 8 18 5
19 36 10 22 5
19 35 10 22 5
18 33 9 21 5
16 30 8 19 5
15 28 8 17 4
14 26 7 16 4
11 21 6 13 4
11 20 6 12 4
10 18 5 11 3
9 17 5 11 3
9 17 5 11 3
10 18 5 11 3
9 17 5 11 3
10 18 5 11 3
11 20 6 12 4
12 23 6 14 4
13 25 7 16 4
16 30 8 19 5
18 33 9 21 5
18 34 9 21 5
19 35 10 22 5

0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.3
0.3

0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.5
0.5
0.6
0.7

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

235° SW SW
235° SW SW
235° SW SW
235° SW WSW
235° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
235° SW WSW
235° SW WSW
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
230° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW

0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2

9
9
8
8
8
9
9
9
9
10
10
9
9
9
9
9
9
9
10
10
10
10
10
10

130
130
120
100
100
130
150
160
160
160
150
140
140
140
140
140
140
140
140
140
130
120
120
120

3.3
4.0
4.5
4.7
4.7
4.4
3.9
3.2
2.7
2.3
2.2
2.3
2.7
3.3
3.8
4.3
4.5
4.4
4.1
3.6
3.1
2.7
2.4
2.4

15 59
15 59
15 59
15 59
15 58
15 58
14 58
14 58
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 58
15 58
15 58
15 59
15 59
15 59
15 59

15
10
10
25
30
35
30
15
10
20
30
0
10
0
0
0
5
5
5
5
5
5
5
5

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
0
0
0
0

>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
15
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1013
1013
1014
1015
1015
1016
1016
1016
1016
1017
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1019
1019
1019
1019

1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
5
6
7
6
5
3
2

21 70
21 69
19 67
18 64
17 62
16 60
15 58
14 57
13 56
13 55
12 53
11 51
10 50
11 51
14 57
16 61
18 64
19 66
20 68
21 69
20 68
20 67
19 67
19 66

21 70
20 69
18 64
14 58
13 55
12 54
12 53
11 52
11 51
10 50
10 49
9 47
8 46
10 50
15 58
18 65
22 71
24 75
25 77
25 77
24 75
23 73
22 71
20 68

10 18 3 5 11
16 29 5 8 18
12 23 4 6 14
14 26 4 7 16
16 29 5 8 18
15 28 4 8 17
13 25 4 7 16
12 23 4 6 14
11 21 4 6 13
11 20 4 6 12
10 18 3 5 11
11 20 4 6 12
10 18 3 5 11
9 17 3 5 11
8 14 3 4 9
6 12 3 3 7
7 13 3 4 8
8 14 3 4 9
9 16 3 4 10
10 19 3 5 12
11 21 4 6 13
13 24 4 7 15
14 26 4 7 16
16 29 5 8 18

0.4
0.5
0.6
0.5
0.5
0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.4
0.4
0.5
0.5

Forecasts established in local time
Last updated 13min ago | Next update in 3h
Caption

Expert opinion

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

For Plage de la Bonne Anse :
No gale warning.

We are 90% sure of the situation, because the cloud system could clear up more slowly than forecast.

In the evening, skies with few clouds.
N wind force 3. Gusts reaching 19 knots in the evening. Smooth sea. Low, fairly long swell from WSW. Good visibility.

Tides at Saint-Nazaire

47

Low tide 03h55 2.06m

High tide 09h25 4.56m

45

Low tide 16h21 2.37m

High tide 22h23 4.77m

www.shom.fr - © SHOM 2025

Consult the tides for May

Mon

19

-

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

Tue

20

-

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

Wed

21

-

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

Thu

22

-

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

Fri

23

-

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

Sat

24

-

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

Sun

25

-

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

Mon

26

-

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

Tue

27

-

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

Wed

28

-

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

Thu

29

-

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

Fri

30

-

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

Sat

31

-

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

Sun

01

-

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

Mon

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 Plage de la Bonne Anse

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Nazaire