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

Saint-Pierre-en-Port (76540)Longitude : 0°30’,68334 W Latitude : 49°49’,134 N Altitude : 0m

Thu

18

-

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

Fri

19

-

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

Sat

20

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

Sun

21

-

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

Mon

22

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

Tue

23

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

Wed

24

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

Thu

25

-

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

Fri

26

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

Sat

27

-

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

Sun

28

-

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

Mon

29

-

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

Tue

30

-

- 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

BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Thursday 18 september

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)

20

15

10

5

0

40

30

20

10

0

15

10

5

0

30

20

10

0

10

5

0

1

0.5

0

3

0

40

30

20

10

0

90

80

70

60

50

40

Fri 19

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

165° S SSE
150° SE SSE
150° SE SSE
155° SE SSE
155° SE SSE
155° SE SSE
155° SE SSE
155° SE SSE
155° SE SSE
155° SE SSE
160° S SSE
160° S SSE
165° S SSE
170° S SSE
175° S S
180° S S
185° S S
200° S SSW
205° SW SSW
230° SW SW
210° SW SSW
205° SW SSW
185° S S
170° S S

5 10 3 6 2
7 13 4 8 3
8 14 4 9 3
8 15 4 9 3
8 15 4 9 3
9 17 5 11 3
10 19 5 12 3
11 20 6 12 4
12 22 6 14 4
12 23 6 14 4
12 23 6 14 4
12 23 6 14 4
12 22 6 14 4
11 20 6 12 4
10 19 5 12 3
9 17 5 11 3
7 13 4 8 3
4 8 2 5 2
3 6 2 4 2
3 5 1 3 1
4 8 2 5 2
4 8 2 5 2
5 9 3 6 2
6 11 3 7 2

8 15 4 9 3
10 19 5 12 -
11 21 6 13 4
11 21 6 13 4
12 22 6 14 4
13 24 7 15 4
15 27 8 17 4
16 29 8 18 5
17 32 9 20 5
18 33 9 21 5
18 34 9 21 5
19 35 10 22 5
18 34 9 21 5
19 35 10 22 5
18 33 9 21 5
16 30 8 19 5
15 28 8 17 4
13 24 7 15 4
10 19 5 12 3
7 13 4 8 3
8 14 4 9 3
9 16 4 10 3
10 18 5 11 3
9 17 5 11 3

0.7
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
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4

1.3
1.3
1.2
1.2
1.2
1.1
1.1
1.1
1
1
1
1
1
1
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.9

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

285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
280° W WNW
280° W WNW
280° W WNW
280° W WNW
280° W WNW
285° W WNW
285° W WNW
285° W WNW

0.7
0.6
0.6
0.6
0.6
0.5
0.5
0.5
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

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
8
8
8
8
8

90
90
90
90
90
90
90
90
90
90
100
90
80
90
90
90
90
90
100
100
100
100
110
110

6.8
5.7
4.4
3.2
2.4
2.1
2.5
3.5
5.0
6.4
7.4
7.8
7.5
6.5
5.2
3.8
2.7
2.2
2.3
3.1
4.5
6.1
7.3
7.9

19 65
19 65
19 65
19 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
19 65
19 65
19 65
19 66
19 66
19 65
19 65
19 65
19 65

100
25
20
15
5
5
5
35
20
5
5
5
5
5
5
10
5
5
5
5
10
5
10
40

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

1022
1022
1022
1022
1021
1021
1020
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1015

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

17 62
15 59
15 59
15 58
15 58
14 58
14 57
14 57
15 59
16 60
18 64
20 68
23 73
24 75
25 77
26 78
26 79
26 79
25 77
23 73
21 71
21 69
20 68
20 68

15 60
13 55
12 54
12 53
12 53
11 52
10 51
10 50
11 52
12 54
16 60
19 66
26 78
27 81
29 85
29 84
27 81
31 88
29 84
26 79
23 73
22 71
21 70
18 64

6 12 3 3 7
7 13 3 4 8
9 16 3 4 10
9 17 3 5 11
9 16 3 4 10
9 16 3 4 10
10 18 3 5 11
11 20 4 6 12
11 21 4 6 13
12 23 4 6 14
12 23 4 6 14
11 20 4 6 12
10 18 3 5 11
8 15 3 4 9
7 13 3 4 8
6 12 3 3 7
6 12 3 3 7
4 8 2 2 5
3 5 1 1 3
2 4 1 1 2
3 5 1 1 3
3 6 2 2 4
3 6 2 2 4
4 8 2 2 5

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
0.5
0.5
0.5
0.4
0.4
0.5

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

Expert opinion

High 1028 hPa centered on Switzerland gaining strength in a stationary position.

For Plage des Grandes Dalles :
No gale warning.

We are 90% sure of the situation, because the clear patches could move in later than forecast.

In the evening, overcast skies.
No precipitation. SSE wind force 2. Slight sea. Low, short swell from WNW. Good visibility.

Tides at Fécamp

61

Low tide 03h50 2.62m

High tide 10h05 7.29m

68

Low tide 16h25 2.63m

High tide 22h27 7.5m

www.shom.fr - © SHOM 2025

Consult the tides for September

Thu

18

-

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

Fri

19

-

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

Sat

20

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

Sun

21

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

Mon

22

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

Tue

23

-

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

Wed

24

-

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

Thu

25

-

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

Fri

26

-

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

Sat

27

-

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

Sun

28

-

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

Mon

29

-

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

Tue

30

-

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

Wed

01

-

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

Thu

02

-

- 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 Dalles

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Fécamp