Weather Plage de Porcé - Detailed bulletin - Free 15-day Marine forecasts

Saint-Nazaire (44600)Longitude : -2°15’,1836 W Latitude : 47°15’,186 N Altitude : 0m

Sat

05

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

Sun

06

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

Mon

07

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

Tue

08

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

Wed

09

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

Thu

10

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

Fri

11

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

Sat

12

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

Sun

13

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

Mon

14

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

Tue

15

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

Wed

16

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

Thu

17

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

Fri

18

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Sat

19

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

BULLETIN

(established in local time)

Reliability 85%

No gale warning.

Saturday 5 july

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

60

50

40

30

20

10

15

10

5

0

40

30

20

10

0

10

5

0

1

0.5

0

9

6

3

0

30

25

20

15

10

80

70

60

50

Sun 6

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

280° W W
280° W W
280° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
280° W WNW
270° W W
250° W WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
260° W W
275° W W
275° W W
280° W W
280° W W
285° W WNW
280° W W
280° W W
280° W W

9 17 5 11 3
10 19 5 12 3
11 21 6 13 4
11 21 6 13 4
11 20 6 12 4
11 21 6 13 4
11 20 6 12 4
10 19 5 12 3
10 18 5 11 3
9 16 4 10 3
8 15 4 9 3
10 19 5 12 3
11 20 6 12 4
13 24 7 15 4
14 26 7 16 4
13 25 7 16 4
12 22 6 14 4
12 23 6 14 4
11 21 6 13 4
13 25 7 16 4
14 26 7 16 4
15 27 8 17 4
15 27 8 17 4
16 29 8 18 5

17 32 9 20 5
18 34 9 21 5
20 37 10 23 5
20 37 10 23 5
20 37 10 23 5
20 37 10 23 5
20 37 10 23 5
21 39 11 24 6
19 36 10 22 5
18 34 9 21 5
16 29 8 18 5
17 32 9 20 5
19 35 10 22 5
22 41 11 25 6
24 44 12 27 6
25 46 13 29 6
24 45 13 28 6
24 44 12 27 6
23 42 12 26 6
24 44 12 27 6
25 47 13 29 6
25 47 13 29 6
26 48 13 30 6
27 50 14 31 7

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

0.3
0.4
0.5
0.5
0.6
0.6
0.7
0.7
0.7
0.6
0.6
0.6
0.7
0.8
0.9
1.1
1.3
1.2
1.2
1.1
1.1
1
1
1

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

235° SW SW
230° SW SW
225° SW SW
225° SW SW
230° SW SW
230° SW SW
235° SW SW
235° SW SW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
230° SW SW
225° SW SW
215° SW SW
215° SW SW
230° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
230° SW SW
230° SW SW

0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.1
0.2
0.2
0.2
0.2
0.4
0.4
0.3
0.3
0.2
0.3
0.3

5
5
6
5
5
5
5
6
4
4
5
5
6
6
6
6
4
4
5
5
5
6
6
6

60
60
60
60
70
90
20
20
20
20
25
25
20
20
25
25
30
35
40
40
40
40
35
40

4.3
3.9
3.4
2.9
2.6
2.5
2.6
3.0
3.5
4.0
4.3
4.5
4.3
4.0
3.6
3.1
2.7
2.5
2.5
2.7
3.2
3.7
4.2
4.6

17 63
17 63
17 63
17 62
17 62
17 62
17 62
16 62
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61

55
60
65
75
95
90
75
85
100
100
100
100
100
100
100
100
100
100
95
90
90
85
80
75

0
0
0
0
0
0
0
0
0.6
0.6
0.3
0.1
0.1
0.7
2
2.1
2.2
1
0
0
0
0
0
0

-
-
-
-
-
-

0
0
0
0
0
0
20
40
65
80
90
80
70
65
75
80
75
55
35
30
25
25
20
20

>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1021
1021
1020
1020
1019
1019
1019
1018
1018
1018
1018
1017
1016
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013

7
5
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
3
5

23 74
23 73
22 72
22 71
21 69
20 68
19 67
19 66
18 65
18 64
18 64
18 64
18 64
18 65
19 65
19 65
19 66
19 66
19 66
20 67
20 68
21 69
21 69
21 70

24 75
22 72
21 70
20 67
20 68
20 67
16 60
15 59
15 59
15 58
15 58
14 58
14 57
14 57
14 57
14 57
15 58
15 59
15 59
17 63
17 63
23 74
24 75
25 76

12 23 4 6 14
15 27 4 8 17
15 28 4 8 17
15 28 4 8 17
16 30 5 8 19
16 30 5 8 19
17 31 5 9 19
16 29 5 8 18
12 23 4 6 14
13 24 4 7 15
14 26 4 7 16
15 28 4 8 17
16 30 5 8 19
18 33 5 9 21
18 33 5 9 21
18 33 5 9 21
19 35 5 10 22
19 36 5 10 22
20 37 5 10 23
19 36 5 10 22
20 37 5 10 23
20 37 5 10 23
21 39 6 11 24
22 41 6 11 25

0.4
0.5
0.5
0.6
0.6
0.7
0.7
0.7
0.7
0.7
0.7
0.8
0.9
1
1.1
1.1
1.1
1.1
1.1
1.1
1
1
1.1
1.1

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

Expert opinion

A northerly flow prevails over the South-East of the basin. Over the West and the North, it is westerly, strong and mostly variable.

For Plage de Porcé :
No gale warning.

We are 85% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.

Cloudy spells, sometimes dense. No precipitation. In the evening, very cloudy.
Light showers. W wind force 4 from the middle of the day. Gusts reaching 21 knots in the evening. Smooth sea becoming smooth to slight in the evening. Low, short swell from SW. Excellent visibility.

Tides at Saint-Nazaire

38

High tide 00h31 4.48m

Low tide 07h32 2.48m

38

High tide 13h45 4.52m

Low tide 19h56 2.5m

www.shom.fr - © SHOM 2025

Consult the tides for July

Sat

05

-

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

Sun

06

-

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

Mon

07

-

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

Tue

08

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

Wed

09

-

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

Thu

10

-

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

Fri

11

-

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

Sat

12

-

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

Sun

13

-

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

Mon

14

-

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

Tue

15

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

Wed

16

-

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

Thu

17

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

Fri

18

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

Sat

19

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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 Porcé

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Nazaire