Weather Plage des Grandes Vallées - Detailed bulletin - Free 15-day Marine forecasts

Pornic FRALongitude : -2°7’,416 W Latitude : 47°6’,654 N Altitude : 0m

Mon

10

-

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

Tue

11

-

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

Wed

12

-

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

Thu

13

-

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

Fri

14

-

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

Sat

15

-

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

Sun

16

-

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

Mon

17

-

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

Tue

18

-

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

Wed

19

-

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

Thu

20

-

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

Fri

21

-

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

Sat

22

-

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

Sun

23

-

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

Mon

24

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

BULLETIN

(established in local time)

Reliability 85%

No gale warning.

Monday 10 november

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

25

20

15

10

50

40

30

20

15

10

5

35

30

25

20

15

10

5

0

1.5

1

0.5

3

0

20

15

10

5

65

60

55

50

45

Tue 11

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

245° SW WSW
250° W WSW
255° W WSW
250° W WSW
245° SW WSW
235° SW SW
230° SW SW
230° SW SW
220° SW SW
215° SW SW
210° SW SSW
200° S SSW
195° S SSW
195° S SSW
190° S S
190° S S
185° S S
180° S S
170° S S
160° S SSE
150° SE SSE
155° SE SSE
160° S SSE
165° S SSE

15 28 8 17 4
16 29 8 18 5
16 30 8 19 5
15 27 8 17 4
14 26 7 16 4
13 24 7 15 4
12 23 6 14 4
12 23 6 14 4
12 23 6 14 4
13 24 7 15 4
12 23 6 14 4
12 23 6 14 4
13 24 7 15 4
13 25 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
13 25 7 16 4
13 25 7 16 4
15 27 8 17 4
16 30 8 19 5
17 32 9 20 5
18 33 9 21 5

25 46 13 29 6
24 45 13 28 6
24 45 13 28 6
22 40 11 25 6
19 36 10 22 5
19 35 10 22 5
18 33 9 21 5
18 33 9 21 5
18 33 9 21 5
18 33 9 21 5
18 34 9 21 5
18 33 9 21 5
18 34 9 21 5
19 36 10 22 5
21 39 11 24 6
21 39 11 24 6
22 40 11 25 6
21 38 11 24 5
19 36 10 22 5
19 36 10 22 5
22 40 11 25 6
23 43 12 27 6
25 47 13 29 6
26 49 14 30 6

1.1
1.1
1.1
1
1
1
0.9
0.9
0.9
0.9
0.9
0.9
0.9
1
1
0.9
0.9
0.9
0.8
0.8
0.9
0.9
1
1

2.1
2.1
2
1.9
1.9
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.9
1.8
1.7
1.7
1.6
1.6
1.7
1.8
1.9
1.9

0.7
0.7
0.6
0.5
0.4
0.4
0.4
0.3
0.3
0.3
0.3
0.4
0.4
0.5
0.5
0.5
0.3
0.3
0.3
0.3
0.4
0.5
0.6
0.7

180° S S
180° S S
180° S S
180° S S
190° S S
180° S S
180° S S
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
180° S S
180° S S
245° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
250° W WSW
255° W WSW
230° SW SW
230° SW SW
235° SW SW

0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.9
0.9
0.8
0.8
0.8
0.7
0.7
0.7
0.8
0.8
0.8
0.8
0.7
0.7
0.7
0.7

15
15
15
15
13
14
15
13
13
13
14
13
13
14
14
12
12
12
12
11
12
10
10
10

250
250
190
190
200
220
230
240
240
230
230
230
220
210
200
200
200
200
210
220
210
90
80
160

1.4
1.5
2.1
3.1
4.1
4.7
4.7
4.4
4.0
3.3
2.7
2.2
1.9
1.8
2.2
3.1
4.0
4.7
4.9
4.7
4.3
3.7
3.1
2.5

15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 59
15 59

80
80
40
30
40
40
50
50
65
45
40
40
55
80
75
75
75
60
75
80
40
30
25
20

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

1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1010
1010
1009
1009
1009

1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
2

15 58
15 58
15 59
14 58
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 58
15 60
16 61
17 62

10 51
10 50
11 52
10 50
9 48
9 49
9 49
9 49
9 49
9 49
9 49
9 49
9 49
9 49
9 48
9 49
9 49
9 49
9 49
10 50
11 51
12 54
13 56
14 57

19 36 5 10 22
19 35 5 10 22
19 35 5 10 22
18 34 5 9 21
18 33 5 9 21
17 32 5 9 20
17 31 5 9 19
17 31 5 9 19
17 31 5 9 19
17 31 5 9 19
17 31 5 9 19
17 32 5 9 20
19 35 5 10 22
19 36 5 10 22
19 35 5 10 22
19 35 5 10 22
19 35 5 10 22
18 34 5 9 21
18 34 5 9 21
19 35 5 10 22
20 37 5 10 23
21 39 6 11 24
21 39 6 11 24
21 39 6 11 24

2.8
2.8
2.7
2.7
2.7
2.6
2.6
2.6
2.5
2.5
2.4
2.4
2.4
2.5
2.5
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.5
2.5

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

Expert opinion

A southwesterly, strong and mostly variable flow prevails over the whole area.

For Plage des Grandes Vallées :
No gale warning.

We are 85% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will end.

Clear periods developing. Possibility of showers In the evening, cloudy spells, sometimes dense.
No precipitation. WSW force 5 in the middle of the day becoming SW force 4 in the evening. Gusts reaching 25 knots in the middle of the day. Slight sea. Low, long swell from S. Excellent visibility.

Tides at Pornic

72

Low tide 01h49 1.4m

High tide 06h54 5.25m

65

Low tide 14h26 1.39m

High tide 19h30 4.73m

www.shom.fr - © SHOM 2025

Consult the tides for November

Mon

10

-

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

Tue

11

-

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

Wed

12

-

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

Thu

13

-

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

Fri

14

-

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

Sat

15

-

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

Sun

16

-

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

Mon

17

-

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

Tue

18

-

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

Wed

19

-

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

Thu

20

-

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

Fri

21

-

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

Sat

22

-

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

Sun

23

-

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

Mon

24

-

- 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 des Grandes Vallées

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Pornic