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

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

Fri

23

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Sat

24

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Sun

25

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Mon

26

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Tue

27

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Wed

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Thu

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Fri

30

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Sat

31

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Sun

01

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Mon

02

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Tue

03

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Wed

04

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Thu

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Fri

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BULLETIN

(* established in local time)

Reliability 75%

Wind alert - Warning fresh gale offshore.

Friday 23 jan

METEO CONSULT Run : 23/01 06Z Mesh : 1km Updated, 4h ago Update in 2h

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)

50

40

30

20

10

90

80

70

60

50

40

30

20

25

20

15

10

5

60

50

40

30

20

10

5

0

1

0.5

0

3

0

10

5

0

50

45

40

35

30

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

Sat 24

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

195° S SSW
200° S SSW
205° SW SSW
205° SW SSW
210° SW SSW
210° SW SSW
210° SW SSW
205° SW SSW
205° SW SSW
210° SW SSW
200° S SSW
205° SW SSW
195° S SSW
195° S SSW
195° S SSW
200° S SSW
185° S S
185° S S
180° S S
175° S S
175° S S
170° S S
175° S S
190° S S

23 43 12 27 6
22 41 11 25 6
19 36 10 22 5
21 39 11 24 6
21 39 11 24 6
21 38 11 24 5
21 39 11 24 6
17 32 9 20 5
18 34 9 21 5
19 35 10 22 5
19 35 10 22 5
15 27 8 17 4
18 34 9 21 5
17 31 9 19 5
15 28 8 17 4
15 28 8 17 4
16 30 8 19 5
16 29 8 18 5
16 29 8 18 5
16 29 8 18 5
15 27 8 17 4
15 27 8 17 4
16 30 8 19 5
15 27 8 17 4

42 78 22 48 9
43 79 22 49 9
44 82 23 51 9
43 80 22 50 9
45 83 23 52 9
44 82 23 51 9
44 82 23 51 9
39 73 20 45 8
39 72 20 45 8
38 71 20 44 8
40 74 21 46 8
38 71 20 44 8
38 71 20 44 8
38 70 19 43 8
33 61 17 38 7
31 57 16 35 7
30 56 16 35 7
30 56 16 35 7
29 54 15 34 7
31 58 16 36 7
30 55 15 34 7
29 53 15 33 7
29 53 15 33 7
29 53 15 33 7

0.8
0.8
0.8
0.8
0.7
0.7
0.6
0.6
0.6
0.6
0.6
0.7
0.7
0.6
0.6
0.6
0.6
0.6
0.5
0.5
0.6
0.6
0.6
0.7

0.6
0.6
0.6
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
0.2
0.2
0.2
0.2
0.3
0.3
0.3
0.4

175° S S
175° S S
175° S S
175° S S
175° S S
175° S S
175° S S
175° S S
175° S S
175° S S
215° SW SSW
215° SW SW
230° SW SW
225° SW SW
225° SW SW
195° S SSW
220° SW SW
225° SW SW
230° SW SW
225° SW SW
230° SW SW
230° SW SW
250° W WSW
250° W WSW

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

15
16
16
16
16
16
16
15
15
16
13
13
14
13
13
14
12
12
13
12
13
13
15
15

110
130
210
150
160
160
160
160
160
150
270
330
320
320
320
300
280
290
280
300
130
130
130
140

2.1
1.4
1.2
1.6
2.5
3.7
4.8
5.4
5.4
4.9
4.2
3.3
2.4
1.7
1.4
1.6
2.4
3.5
4.6
5.4
5.6
5.3
4.6
3.7

8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 47
8 46
8 46
8 46
8 46
8 46

100
100
95
90
85
100
100
100
85
85
95
85
80
65
50
70
55
60
70
70
85
100
100
100

0.6
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.1

-

100
100
45
40
40
40
30
25
0
20
25
35
30
25
20
20
25
25
30
30
60
55
50
60

20
20
20
10
10
10
10
10
10
10
10
10
10
10
10
10
10
0
0
0
0
0
0
0

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

984
984
984
984
984
984
985
985
986
986
987
987
988
988
988
989
989
989
990
990
990
991
991
991

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

8 47
9 47
9 48
9 48
9 49
9 49
9 48
9 48
9 48
9 48
9 48
8 47
9 48
9 48
9 47
9 47
8 47
8 47
8 47
8 46
8 46
8 46
9 47
9 47

2 35
2 35
5 41
4 40
4 39
3 38
2 36
3 38
3 37
3 37
3 37
3 38
3 37
4 38
4 38
4 38
3 37
3 38
3 38
3 37
3 37
3 38
3 38
4 39

29 54 7 15 34
30 55 7 15 34
30 56 7 16 35
31 57 7 16 35
31 58 7 16 36
31 58 7 16 36
31 57 7 16 35
30 56 7 16 35
29 54 7 15 34
28 52 7 14 32
28 52 7 14 32
28 51 7 14 32
28 51 7 14 32
26 48 6 13 30
26 49 6 14 30
25 47 6 13 29
25 47 6 13 29
24 45 6 13 28
24 44 6 12 27
23 42 6 12 26
21 38 5 11 24
22 41 6 11 25
21 38 5 11 24
16 30 5 8 19

2.9
3
3
3
3
2.9
2.9
2.8
2.8
2.8
2.8
2.7
2.6
2.4
2.3
2.1
2
1.9
1.9
1.8
1.8
1.8
1.8
1.9

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

Low 959 hPa centered at 200 nautical miles in the West-South-West of Ouessant moving at 9 knots to the North-East and rising to 966 hPa to be centered on the Celtic Sea.

For Saint-Nazaire :
Warning fresh gale offshore.

The reliability of the situation is assessed at 75%.

Very cloudy skies with short clear spells. Light showers all day. In the evening, very cloudy.
Possibility of showers SSW wind force 6 continuing all day. Gusts reaching 45 knots in the middle of the day. Slight sea. Low, long swell from SW. Poor visibility becoming good in the middle of the day then excellent.

Tides at Saint-Nazaire

82

Low tide 01h33 1.32m

High tide 07h12 5.78m

80

Low tide 13h56 1.23m

High tide 19h24 5.43m

www.shom.fr - © SHOM 2026

Consult the tides for January

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Fri

23

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

Sat

24

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

Sun

25

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

Mon

26

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

Tue

27

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

Wed

28

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

Thu

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Fri

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

Sat

31

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

Sun

01

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Mon

02

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Tue

03

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Wed

04

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Thu

05

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Fri

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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