Weather Diélette - Tréauville - Detailed bulletin - Free 15-day Marine forecasts

Flamanville FRALongitude : -1°51’,798 W Latitude : 49°33’,198 N Altitude : 0m

Tue

16

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

Wed

17

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

Thu

18

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

Fri

19

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- 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

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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

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

Fri

26

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Sat

27

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

Sun

28

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

Mon

29

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

Tue

30

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BULLETIN

(established in local time)

Reliability 90%

Wind alert - Warning strong breeze offshore.

Tuesday 16 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)

40

30

20

10

70

60

50

40

30

20

10

20

15

10

5

40

30

20

10

5

0

5

0

3

0

20

15

10

5

65

60

55

50

45

Wed 17

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

270° W W
270° W W
270° W W
270° W W
275° W W
275° W W
275° W W
275° W W
275° W W
270° W W
265° W W
265° W W
260° W W
260° W W
260° W W
260° W W
255° W WSW
250° W WSW
250° W WSW
245° SW WSW
235° SW WSW
225° SW SW
225° SW SW
220° SW SW

21 38 11 24 5
21 38 11 24 5
22 40 11 25 6
21 39 11 24 6
20 37 10 23 5
19 35 10 22 5
19 35 10 22 5
18 34 9 21 5
17 32 9 20 5
17 31 9 19 5
16 30 8 19 5
16 30 8 19 5
15 28 8 17 4
15 28 8 17 4
15 27 8 17 4
13 25 7 16 4
13 25 7 16 4
12 23 6 14 4
11 20 6 12 4
10 19 5 12 3
10 18 5 11 3
10 19 5 12 3
12 22 6 14 4
13 24 7 15 4

32 60 17 37 7
32 59 16 37 7
33 61 17 38 7
31 57 16 35 7
30 55 15 34 7
28 52 14 32 7
27 50 14 31 7
26 49 14 30 6
25 47 13 29 6
24 45 13 28 6
24 45 13 28 6
24 44 12 27 6
23 42 12 26 6
22 40 11 25 6
21 39 11 24 6
21 38 11 24 5
20 37 10 23 5
20 37 10 23 5
18 34 9 21 5
16 30 8 19 5
16 29 8 18 5
16 29 8 18 5
18 34 9 21 5
19 36 10 22 5

2.5
2.4
2.3
2.2
2.1
2
2
1.9
1.8
1.8
1.7
1.6
1.5
1.4
1.4
1.3
1.2
1.2
1.1
1.1
1.1
1.1
1.1
1

4.5
4.3
4.2
4
3.8
3.7
3.6
3.5
3.3
3.2
3
2.9
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.1
2
2
2
2

2.2
2.1
2
1.9
1.7
1.6
1.5
1.4
1.4
1.2
1.1
0.9
0.7
0.7
0.6
0.5
0.5
0.4
0.3
0.4
0.3
0.3
0.4
0.5

210° SW SSW
215° SW SSW
215° SW SSW
215° SW SSW
210° SW SSW
210° SW SSW
300° NW WNW
210° SW SSW
300° NW WNW
285° W WNW
280° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W

1.0
1.1
1.1
1.0
1.0
1.1
1.1
1.1
1.1
1.1
1.2
1.3
1.2
1.2
1.2
1.2
1.1
1.1
1.1
1.0
1.0
1.0
1.0
0.9

9
9
9
8
8
8
7
8
7
10
11
10
10
10
10
10
10
10
9
9
9
9
9
9

100
160
170
170
170
170
170
170
170
160
160
160
160
160
160
160
160
150
150
150
150
140
130
130

7.1
7.0
6.5
5.8
5.1
4.5
4.1
4.1
4.4
5.1
5.9
6.6
7.1
7.1
6.9
6.4
5.7
4.9
4.3
3.9
3.8
4.1
4.7
5.6

17 63
17 63
17 63
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63

0
0
85
80
50
90
80
60
65
90
90
90
100
100
100
85
80
80
70
95
95
100
100
85

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
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

1019
1019
1019
1019
1020
1020
1021
1021
1022
1022
1022
1022
1023
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020

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

16 60
15 60
16 60
15 60
15 60
15 60
15 60
16 60
16 61
16 61
16 61
17 62
17 62
16 62
16 62
16 62
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61

9 48
9 48
9 48
9 48
9 48
9 49
10 50
11 52
13 55
14 56
12 53
13 55
14 57
13 56
13 56
13 56
12 54
12 53
12 54
12 54
13 55
12 54
12 54
12 53

24 44 6 12 27
24 45 6 13 28
25 46 6 13 29
25 46 6 13 29
24 44 6 12 27
23 42 6 12 26
22 40 6 11 25
21 38 5 11 24
19 36 5 10 22
18 34 5 9 21
18 34 5 9 21
18 34 5 9 21
17 32 5 9 20
17 31 5 9 19
16 29 5 8 18
15 27 4 8 17
15 27 4 8 17
13 25 4 7 16
12 22 4 6 14
11 21 4 6 13
11 21 4 6 13
13 25 4 7 16
16 29 5 8 18
18 33 5 9 21

1.8
1.7
1.7
1.7
1.6
1.5
1.4
1.4
1.3
1.2
1.2
1.1
1.1
1
1
0.9
0.9
0.8
0.8
0.7
0.7
0.8
0.8
0.9

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

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

For Diélette - Tréauville :
Warning strong breeze offshore.

We are 90% sure of the situation, because the atmosphere might not be as stable as forecast.

Very cloudy skies becoming totally overcast during the afternoon. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, very cloudy.
No precipitation. W force 6 becoming force 5 in the middle of the day then WSW force 4. Gusts reaching 31 knots in the morning. Moderate sea becoming slight in the evening. Low, fairly long swell from SSW. Excellent visibility.

Tides at Dielette

38

High tide 03h00 7.12m

Low tide 09h40 4.06m

38

High tide 15h42 7.16m

Low tide 22h50 3.8m

www.shom.fr - © SHOM 2025

Consult the tides for September

Tue

16

-

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

Wed

17

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

Thu

18

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

Fri

19

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- 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

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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

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

Fri

26

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

Sat

27

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

Sun

28

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

Mon

29

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

Tue

30

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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 Diélette - Tréauville

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Dielette