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

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

Wed

06

-

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

Thu

07

-

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

Fri

08

-

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

Sat

09

-

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

Sun

10

-

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

Mon

11

-

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

Tue

12

-

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

Wed

13

-

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

Thu

14

-

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

Fri

15

-

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

Sat

16

-

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

Sun

17

-

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

Mon

18

-

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

Tue

19

-

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

Wed

20

-

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

BULLETIN

(established in local time)

Reliability 95%

No gale warning.

Wednesday 6 august

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)

15

10

5

0

30

20

10

0

10

5

0

20

15

10

5

0

5

0

0.5

0

3

0

40

30

20

10

90

80

70

60

50

Thu 7

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

50° NE NE
40° NE NE
45° NE NE
55° NE ENE
65° NE ENE
75° E ENE
70° E ENE
65° NE ENE
55° NE ENE
55° NE ENE
45° NE NE
35° NE NNE
20° N NNE
15° N NNE
355° N N
345° N NNW
335° NW NNW
330° NW NNW
335° NW NNW
350° N N
10° N NNE
25° NE NNE
30° NE NNE
40° NE NE

6 11 3 7 2
7 13 4 8 3
6 11 3 7 2
7 13 4 8 3
8 14 4 9 3
7 13 4 8 3
6 12 3 7 3
6 11 3 7 2
5 9 3 6 2
5 9 3 6 2
4 7 2 4 2
4 7 2 4 2
5 9 3 6 2
5 9 3 6 2
5 9 3 6 2
5 10 3 6 2
6 11 3 7 2
6 12 3 7 3
6 11 3 7 2
5 10 3 6 2
5 9 3 6 2
4 7 2 4 2
4 7 2 4 2
4 7 2 4 2

12 22 6 14 4
12 23 6 14 4
12 22 6 14 4
13 24 7 15 4
14 26 7 16 4
13 25 7 16 4
13 24 7 15 4
13 24 7 15 4
12 23 6 14 4
11 21 6 13 4
11 20 6 12 4
10 19 5 12 3
11 20 6 12 4
10 19 5 12 3
11 20 6 12 4
11 21 6 13 4
11 21 6 13 4
11 20 6 12 4
10 19 5 12 3
10 19 5 12 3
8 15 4 9 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3

0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.2
0.2
0.2
0.2
0.2
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.3

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

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

205° SW SSW
215° SW SW
205° SW SSW
225° SW SW
225° SW SW
225° SW SW
230° SW SW
210° SW SSW
185° S S
185° S S
215° SW SW
215° SW SW
185° S S
205° SW SSW
235° SW SW
230° SW SW
230° SW SW
235° SW SW
210° SW SSW
215° SW SW
220° SW SW
235° SW SW
230° SW SW
265° W W

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
0.2
0.2
0.2
0.2
0.2

8
6
8
8
7
7
7
7
7
7
7
8
8
8
8
9
8
7
7
6
5
5
3
4

120
120
110
110
110
100
100
100
100
100
110
120
120
110
110
110
110
90
90
90
90
80
90
30

3.9
3.4
2.8
2.4
2.3
2.5
3.0
3.7
4.3
4.8
5.0
4.8
4.3
3.6
2.9
2.3
2.1
2.2
2.6
3.2
3.9
4.5
4.8
4.8

17 63
17 63
17 63
17 63
17 63
17 63
17 63
18 64
18 64
18 64
18 64
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 64
18 64
18 64
18 64
18 64
17 63

50
35
35
55
10
5
10
0
5
5
5
5
5
5
5
5
0
0
0
0
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
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1026
1025
1025
1025
1025
1025
1024
1024
1023
1022
1021
1021
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1018

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

14 58
14 57
14 58
16 60
18 64
19 66
21 69
22 71
23 73
24 75
24 76
25 77
25 77
25 77
24 75
22 72
20 69
19 66
18 64
17 63
17 62
16 61
15 60
15 59

12 53
11 52
12 54
14 58
18 64
21 70
26 79
27 80
29 83
29 85
30 86
30 85
28 82
26 78
23 74
21 69
21 69
17 62
16 60
15 59
15 59
15 58
14 57
14 56

10 18 3 5 11
10 19 3 5 12
10 19 3 5 12
10 18 3 5 11
11 20 4 6 12
10 18 3 5 11
9 16 3 4 10
8 14 3 4 9
5 9 2 3 6
1 2 1 1 1
2 3 1 1 2
4 8 2 2 5
6 11 2 3 7
9 17 3 5 11
11 21 4 6 13
11 21 4 6 13
11 21 4 6 13
11 20 4 6 12
9 17 3 5 11
7 13 3 4 8
6 12 3 3 7
6 11 2 3 7
5 9 2 3 6
4 8 2 2 5

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

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

Expert opinion

A northeasterly, moderate and mostly variable flow prevails over the South of the basin. Over the North, it is southerly, very strong and mostly variable.

For Saint-Nazaire :
No gale warning.

The reliability of the situation is assessed at 95%.

Cloud and sun in the morning, sunny in the afternoon. No precipitation. In the evening, hazy cloud giving way to increasingly brighter skies.
No precipitation. NE force 3 in the morning turning N in the evening. Gusts reaching 14 knots in the morning. Smooth sea. Low, fairly long swell from SW. Excellent visibility.

Tides at Saint-Nazaire

43

High tide 03h51 4.58m

Low tide 09h50 2.32m

49

High tide 16h01 4.98m

Low tide 22h13 2.08m

www.shom.fr - © SHOM 2025

Consult the tides for August

Wed

06

-

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

Thu

07

-

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

Fri

08

-

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

Sat

09

-

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

Sun

10

-

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

Mon

11

-

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

Tue

12

-

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

Wed

13

-

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

Thu

14

-

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

Fri

15

-

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

Sat

16

-

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

Sun

17

-

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

Mon

18

-

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

Tue

19

-

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

Wed

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