Weather Saint-Nazaire - Detailed bulletin - Free 15-day Marine forecasts

Saint-Nazaire FRALongitude : -2°12’,198 W Latitude : 47°16’,002 N Altitude : 0m

Sat

06

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

Sun

07

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

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

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

Sat

13

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- 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

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

Wed

17

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

Thu

18

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

Fri

19

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

Sat

20

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

BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Saturday 6 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)

30

20

10

0

50

40

30

20

10

15

10

5

0

40

30

20

10

0

10

5

0

1

0.5

0

3

0

25

20

15

10

80

75

70

65

60

55

Sun 7

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

120° SE ESE
125° SE SE
120° SE ESE
130° SE SE
135° SE SE
140° SE SE
150° SE SSE
165° S SSE
175° S S
185° S S
205° SW SSW
215° SW SW
220° SW SW
220° SW SW
215° SW SW
215° SW SW
220° SW SW
225° SW SW
235° SW SW
245° SW WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW

6 12 3 7 3
8 14 4 9 3
8 15 4 9 3
9 17 5 11 3
11 20 6 12 4
11 20 6 12 4
11 21 6 13 4
12 22 6 14 4
13 25 7 16 4
14 26 7 16 4
10 19 5 12 3
9 17 5 11 3
10 19 5 12 3
14 26 7 16 4
15 27 8 17 4
15 28 8 17 4
15 28 8 17 4
15 27 8 17 4
15 27 8 17 4
12 23 6 14 4
11 21 6 13 4
10 19 5 12 3
9 16 4 10 3
8 15 4 9 3

11 20 6 12 4
13 25 7 16 4
13 24 7 15 4
17 32 9 20 5
19 36 10 22 5
21 38 11 24 5
21 39 11 24 6
22 40 11 25 6
25 46 13 29 6
26 48 13 30 6
22 41 11 25 6
17 32 9 20 5
19 36 10 22 5
24 44 12 27 6
26 49 14 30 6
26 48 13 30 6
26 48 13 30 6
26 49 14 30 6
25 47 13 29 6
24 45 13 28 6
22 40 11 25 6
21 39 11 24 6
18 34 9 21 5
15 28 8 17 4

0.2
0.2
0.2
0.1
0.1
0.2
0.2
0.2
0.3
0.4
0.3
0.2
0.3
0.3
0.3
0.3
0.4
0.4
0.4
0.4
0.4
0.5
0.6
0.5

0.3
0.3
0.3
0.3
0.3
0.3
0.4
0.5
0.7
0.8
0.6
0.5
0.6
0.6
0.6
0.7
0.9
0.9
0.8
0.8
0.9
1.1
1.1
1.1

0
0
0
0.1
0.1
0.1
0.1
0.2
0.3
0.3
0.1
0.1
0.2
0.2
0.2
0.3
0.3
0.3
0.2
0.2
0.1
0.1
0.1
0.1

225° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
225° SW SW
225° SW SW
230° SW SW
230° SW SW
225° SW SW
215° SW SW
220° SW SW
225° SW SW
225° SW SW
220° SW SW
220° SW SW
225° SW SW
225° SW SW
225° SW SW
225° SW SW
230° SW SW
225° SW SW
225° SW SW
225° SW SW

0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.3
0.3
0.3
0.4
0.4
0.5
0.6
0.5

7
7
6
6
6
5
5
5
5
5
5
5
9
9
9
9
8
8
7
9
8
8
8
7

80
80
70
60
50
50
50
50
40
35
35
40
40
50
50
50
60
60
120
130
130
110
110
110

1.2
1.3
2.1
3.2
4.3
5.2
5.6
5.4
4.8
3.8
2.7
1.8
1.2
1.2
1.9
3.0
4.3
5.4
6.0
6.0
5.3
4.3
3.0
1.9

19 67
19 67
19 67
19 67
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 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67

0
0
5
5
5
10
10
30
15
80
45
60
75
50
95
95
100
90
90
80
50
45
30
35

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
25
20
20
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

1008
1008
1008
1007
1007
1006
1006
1006
1006
1007
1007
1008
1009
1010
1010
1011
1011
1011
1012
1013
1013
1014
1015
1015

0
0
0
0
0
0
0
0
0
0
0
1
2
4
3
3
2
2
1
1
0
0
0
0

20 68
20 68
19 67
20 69
21 69
21 69
20 69
21 69
21 69
20 69
21 69
21 70
22 72
22 71
22 71
21 71
21 71
21 70
21 70
21 70
20 68
19 67
19 65
18 64

21 70
21 69
16 61
20 68
20 67
20 67
19 67
19 67
19 66
19 66
21 70
23 73
24 75
22 71
22 71
21 70
23 73
22 71
23 73
22 72
21 69
16 61
16 60
15 59

6 11 2 3 7
5 10 2 3 6
5 10 2 3 6
6 12 3 3 7
6 12 3 3 7
9 17 3 5 11
11 20 4 6 12
11 20 4 6 12
6 11 2 3 7
5 10 2 3 6
8 14 3 4 9
10 19 3 5 12
14 26 4 7 16
16 29 5 8 18
16 30 5 8 19
16 30 5 8 19
15 28 4 8 17
15 27 4 8 17
14 26 4 7 16
15 28 4 8 17
14 26 4 7 16
14 26 4 7 16
12 23 4 6 14
13 24 4 7 15

0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.5
0.6
0.6
0.6
0.7
0.7
0.8
0.9
0.9
1
1
0.9
0.9
0.9
0.9
0.9
0.9

Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Last updated 1h ago | Next update in 2h
Caption

Expert opinion

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

For Saint-Nazaire :
No gale warning.

We are 90% sure of the situation, because the cloud system may be more intense than predicted.

In the evening, clear skies.
ESE wind force 3. Gusts reaching 11 knots in the evening. Smooth sea. Low, short swell from SW. Excellent visibility.

Tides at Saint-Nazaire

72

High tide 04h36 5.3m

Low tide 10h54 1.52m

80

High tide 16h49 5.79m

Low tide 23h15 1.17m

www.shom.fr - © SHOM 2025

Consult the tides for September

Sat

06

-

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

Sun

07

-

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

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

* +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 port Saint-Nazaire

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Nazaire