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

Saint-Nazaire FRALon : -2°12’,198 W Lat : 47°16’,002 N Alt : 0m

Mon

23

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Tue

24

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Wed

25

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Thu

26

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Fri

27

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Sat

28

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Sun

29

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

Mon

30

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Tue

31

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Wed

01

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Thu

02

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Fri

03

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Sat

04

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Sun

05

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Mon

06

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BULLETIN

(* established in local time)

Reliability 90%

No gale warning.

Monday 23 mar

METEO CONSULT Run : 23/03 00Z Mesh : 1km Updated, 2h ago Update in 4h

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (m) (m)

Total sea (m)

Wind (m)

Swell direction

Swell height (m)

Swell period (s)

Wave length (m)

High tide (m)

Sea temp

Weather

Rain (mm) (mm)

Clouds:

Cloud cover (%)

Precipitation:

Amount of precipitation (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Storm risk. (%)

Brightness:

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

15

10

5

0

5

0

0.5

0

3

0

25

20

15

10

5

70

60

50

40

                                    
                                                                         Tue 24
                                                            
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                        Run : 23/03 00Z
                Mesh : 1km
                Updated, 2h ago
                Update in 4h

Tue 24

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

50° NE NE
55° NE NE
70° E ENE
90° E E
160° S SSE
225° SW SW
250° W WSW
265° W W
280° W W
285° W WNW
285° W WNW
295° NW WNW
295° NW WNW
300° NW WNW
305° NW NW
295° NW WNW
275° W W
260° W W
255° W WSW
220° SW SW
210° SW SSW
210° SW SSW
200° S SSW
210° SW SSW

3 5 1 3 1
4 7 2 4 2
3 5 1 3 1
2 3 1 2 1
1 2 1 1 1
3 6 2 4 2
5 9 3 6 2
5 10 3 6 2
5 10 3 6 2
5 9 3 6 2
4 8 2 5 2
5 9 3 6 2
4 8 2 5 2
4 7 2 4 2
3 5 1 3 1
2 3 1 2 1
1 2 1 1 1
1 2 1 1 1
1 2 1 1 1
2 3 1 2 1
2 4 1 2 1
2 3 1 2 1
3 5 1 3 1
3 6 2 4 2

8 14 4 9 3
10 18 5 11 3
9 16 4 10 3
7 13 4 8 3
5 10 3 6 2
8 15 4 9 3
10 19 5 12 3
11 20 6 12 4
11 21 6 13 4
10 19 5 12 3
9 16 4 10 3
8 15 4 9 3
8 14 4 9 3
6 12 3 7 3
5 10 3 6 2
4 8 2 5 2
3 6 2 4 2
2 4 - 2 -
2 4 - 2 -
3 5 - 3 -
4 7 2 4 2
4 7 2 4 2
6 11 3 7 2
7 13 4 8 3

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

0
0
0
0
0
0
0
0
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
260° W WSW
260° W W
260° W W
260° W WSW
260° W WSW
260° W WSW
260° W WSW
260° W WSW
260° W WSW
260° W WSW
260° W WSW
260° W WSW
260° W WSW
260° W WSW
260° W WSW
260° W WSW

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

11
11
11
11
11
11
11
11
11
10
10
11
11
11
11
11
11
11
11
11
11
11
11
11

200
200
210
210
200
200
200
190
150
150
160
180
180
180
180
180
180
180
180
180
180
180
180
180

3.9
2.9
2.0
1.4
1.2
1.7
2.7
4.0
5.1
5.6
5.5
4.9
4.1
3.2
2.3
1.6
1.3
1.5
2.2
3.4
4.5
5.2
5.3
5.0

9 49
10 49
10 49
9 49
9 48
9 48
9 48
9 49
9 49
10 50
10 51
11 51
11 51
10 51
10 50
9 49
9 48
9 48
9 47
9 47
9 48
9 49
10 49
10 50

0
5
5
5
5
25
35
25
15
5
10
10
25
30
30
30
35
45
20
40
25
50
65
65

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

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

10
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
10
15
15
15
10
10
10
5
5
10

1021
1022
1022
1022
1022
1021
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1024
1024

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

9 49
11 52
13 55
14 57
15 59
15 59
15 59
15 58
14 57
13 55
11 51
10 49
9 48
8 47
8 46
7 45
7 45
7 44
7 44
7 44
6 44
6 43
7 45
10 49

13 55
14 57
17 63
19 67
20 69
20 67
18 64
15 60
14 57
11 52
9 48
8 46
7 45
7 44
7 44
7 44
7 44
6 44
6 43
6 43
6 42
6 42
7 44
10 49

6 11 2 3 7
6 11 2 3 7
4 8 2 2 5
2 4 1 1 2
0 0 0 0 0
2 3 1 1 2
3 6 2 2 4
4 8 2 2 5
5 10 2 3 6
6 12 3 3 7
6 12 3 3 7
6 11 2 3 7
5 10 2 3 6
5 10 2 3 6
5 9 2 3 6
5 9 2 3 6
5 9 2 3 6
5 9 2 3 6
5 9 2 3 6
5 10 2 3 6
5 10 2 3 6
6 12 3 3 7
6 11 2 3 7
6 11 2 3 7

0.5
0.5
0.5
0.5
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
0.4
0.4
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 19min ago | Next update in 3h
Caption

Expert opinion

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

For Saint-Nazaire :
No gale warning.

We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.

Sun in the morning, hazy skies in the afternoon. No precipitation. In the evening, skies with few clouds.
NE force 2 turning SW in the middle of the day then WNW. Gusts reaching 11 knots in the evening. Smooth sea. Low, fairly long swell from WSW. Poor visibility becoming excellent in the middle of the day then excellent.

Tides at Saint-Nazaire

89

Low tide 01h31 0.95m

High tide 07h00 5.79m

82

Low tide 13h51 1.18m

High tide 19h10 5.61m

www.shom.fr - © SHOM 2026

Consult the tides for March

Go further

Mon

23

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

Tue

24

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

Wed

25

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

Thu

26

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

Fri

27

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

Sat

28

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

Sun

29

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

Mon

30

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

Tue

31

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

Wed

01

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

Thu

02

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

Fri

03

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

Sat

04

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

Sun

05

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

Mon

06

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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 port Saint-Nazaire

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Nazaire

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