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

Fri

21

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

Sat

22

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

Sun

23

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

Mon

24

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

Tue

25

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

Wed

26

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

Thu

27

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

Fri

28

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

Sat

01

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

Sun

02

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

Mon

03

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

Tue

04

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

Wed

05

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

Thu

06

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Fri

07

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BULLETIN

(established in local time)

Reliability 85%

Wind alert - Warning strong breeze offshore.

Friday 21 february

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)

40

30

20

10

0

70

60

50

40

30

20

10

20

15

10

5

0

50

40

30

20

10

0

10

5

0

1

0.5

0

9

6

3

0

15

10

5

60

55

50

45

40

Sat 22

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

160° S SSE
165° S SSE
170° S S
170° S S
170° S S
170° S S
175° S S
175° S S
175° S S
185° S S
190° S S
195° S SSW
195° S SSW
190° S S
195° S SSW
200° S SSW
210° SW SSW
220° SW SW
235° SW WSW
255° W WSW
260° W W
265° W W
260° W W
255° W WSW

18 34 9 21 5
19 36 10 22 5
19 35 10 22 5
18 34 9 21 5
18 33 9 21 5
17 31 9 19 5
15 28 8 17 4
13 25 7 16 4
12 22 6 14 4
11 21 6 13 4
10 18 5 11 3
8 14 4 9 3
7 13 4 8 3
8 15 4 9 3
8 15 4 9 3
8 14 4 9 3
8 14 4 9 3
7 13 4 8 3
7 13 4 8 3
6 12 3 7 3
7 13 4 8 3
6 12 3 7 3
6 11 3 7 2
6 11 3 7 2

31 57 16 35 7
35 65 18 40 8
34 63 18 39 8
33 62 17 39 8
32 60 17 37 7
31 58 16 36 7
29 54 15 34 7
25 47 13 29 6
23 42 12 26 6
22 40 11 25 6
19 36 10 22 5
17 32 9 20 5
16 29 8 18 5
16 30 8 19 5
17 31 9 19 5
16 30 8 19 5
16 29 8 18 5
16 29 8 18 5
16 30 8 19 5
17 31 9 19 5
13 25 7 16 4
13 25 7 16 4
13 24 7 15 4
13 24 7 15 4

0.8
0.8
0.8
0.7
0.7
0.7
0.7
0.6
0.6
0.6
0.6
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7

1.5
1.5
1.5
1.5
1.4
1.4
1.3
1.3
1.3
1.3
1.2
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.5
1.5
1.4
1.4

0.5
0.5
0.5
0.4
0.3
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

200° S SSW
215° SW SW
230° SW SW
225° SW SW
225° SW SW
225° SW SW
225° SW SW
225° SW SW
225° SW SW
225° SW SW
225° SW SW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW

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

14
14
14
15
15
15
15
15
15
15
15
14
14
14
14
14
14
14
14
14
14
14
14
14

170
230
320
330
330
330
330
330
330
330
330
300
300
310
310
310
310
310
310
310
310
310
310
310

4.1
3.9
3.5
3.2
3.0
2.8
2.8
2.9
3.2
3.6
3.9
4.2
4.2
4.1
3.8
3.5
3.1
2.9
2.8
2.8
2.9
3.1
3.4
3.7

8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46

100
80
95
95
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
70
70

0.6
0
0
0
0
0
0
0.4
0.8
0.9
2.1
2.2
2.1
2
2.2
2.2
2.2
1.4
0.8
0
0
0
0
0

-
-
-
-
-

100
0
0
0
0
0
30
60
85
95
95
95
100
100
100
95
80
65
50
45
30
25
20
20

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

1013
1012
1012
1011
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1010
1010
1010
1011
1012
1013
1014
1015
1017

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

13 55
13 55
13 55
13 55
13 55
13 55
13 55
12 54
12 53
12 53
11 53
11 52
11 52
11 52
11 51
11 51
10 51
10 51
10 51
10 51
10 50
10 50
10 51
11 52

7 44
9 48
9 47
8 46
8 47
8 46
8 46
8 46
8 46
8 46
8 46
9 47
8 47
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 47
9 48

21 39 6 11 24
22 41 6 11 25
22 40 6 11 25
20 37 5 10 23
19 35 5 10 22
16 30 5 8 19
15 28 4 8 17
14 26 4 7 16
11 21 4 6 13
12 23 4 6 14
11 20 4 6 12
12 23 4 6 14
12 23 4 6 14
9 17 3 5 11
9 16 3 4 10
8 14 3 4 9
9 16 3 4 10
11 20 4 6 12
11 21 4 6 13
11 21 4 6 13
11 21 4 6 13
10 18 3 5 11
9 17 3 5 11
9 16 3 4 10

1.7
1.7
1.7
1.7
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.5
1.5
1.5
1.4
1.4
1.4
1.3
1.3
1.3
1.3
1.2
1.2
1.2

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

Expert opinion

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

For Plage de la Bonne Anse :
Warning strong breeze offshore.

The reliability of the situation is assessed at 85%.

Very cloudy skies to overcast. Some light rain in the morning, possibility of showers in late afternoon. In the evening, overcast skies.
Light rain getting progressively heavier. SSE force 5 in the morning becoming S force 4 in the evening. Gusts reaching 35 knots in the middle of the day. Slight sea. Low, long swell from S. Good visibility becoming excellent in the middle of the day then reduced by mist.

Tides at Saint-Nazaire

32

Low tide 04h15 2.58m

High tide 09h05 4.35m

28

Low tide 16h47 2.77m

High tide 22h39 4.21m

www.shom.fr - © SHOM 2025

Consult the tides for February

Fri

21

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

Sat

22

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Sun

23

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Mon

24

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Tue

25

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

Wed

26

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

Thu

27

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

Fri

28

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

Sat

01

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

Sun

02

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Mon

03

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Tue

04

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

Wed

05

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

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

* +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