Weather Plage des Dunes de la Slack - Detailed bulletin - Free 15-day Marine forecasts

Ambleteuse (62930)Longitude : 1°36’,3498 E Latitude : 50°47’,766 N Altitude : 0m

Mon

08

-

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

Tue

09

-

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

Wed

10

-

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

Thu

11

-

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

Fri

12

-

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

Sat

13

-

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

Sun

14

-

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

Mon

15

-

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

Tue

16

-

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

Wed

17

-

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

Thu

18

-

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

Fri

19

-

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

Sat

20

-

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

Sun

21

-

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

Mon

22

-

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

BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Monday 8 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

40

30

20

10

5

0

25

20

15

10

5

10

5

0

1

0.5

0

3

0

20

15

10

70

65

60

55

50

Tue 9

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

240° SW WSW
245° SW WSW
250° W WSW
250° W WSW
250° W WSW
245° SW WSW
255° W WSW
260° W WSW
255° W WSW
260° W W
255° W WSW
250° W WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
250° W WSW
250° W WSW
255° W WSW
260° W W

12 23 6 14 4
12 22 6 14 4
12 22 6 14 4
12 22 6 14 4
10 19 5 12 3
11 20 6 12 4
11 20 6 12 4
10 19 5 12 3
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4
11 20 6 12 4
12 22 6 14 4
12 22 6 14 4
11 21 6 13 4
10 19 5 12 3
10 18 5 11 3
9 17 5 11 3
9 16 4 10 3
8 14 4 9 3
7 13 4 8 3
7 13 4 8 3
8 14 4 9 3

18 33 9 21 5
17 32 9 20 5
16 30 8 19 5
16 30 8 19 5
15 27 8 17 4
16 29 8 18 5
16 30 8 19 5
16 30 8 19 5
16 30 8 19 5
17 31 9 19 5
17 31 9 19 5
17 31 9 19 5
17 31 9 19 5
17 32 9 20 5
17 32 9 20 5
17 31 9 19 5
16 29 8 18 5
15 28 8 17 4
14 26 7 16 4
13 24 7 15 4
11 21 6 13 4
10 19 5 12 -
10 19 5 12 -
10 18 5 11 -

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

1.6
1.4
1.5
1.5
1.5
1.5
1.4
1.4
1.3
1.3
1.2
1.4
1.5
1.3
1.4
1.4
1.4
1.4
1.4
1.3
1.3
1.2
1
1.1

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

240° SW WSW
205° SW SSW
250° W WSW
250° W WSW
250° W WSW
255° W WSW
255° W WSW
250° W WSW
250° W WSW
260° W WSW
205° SW SSW
250° W WSW
250° W WSW
205° SW SSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
205° SW SSW
250° W WSW

0.2
0.3
0.6
0.6
0.6
0.7
0.7
0.6
0.6
0.5
0.4
0.4
0.4
0.4
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.4
0.4

5
5
5
5
6
5
6
6
6
6
7
6
6
6
5
6
6
6
6
5
5
6
6
5

25
30
40
45
50
50
60
60
60
60
60
45
40
40
40
60
60
50
50
60
60
60
60
45

7.5
6.1
4.5
2.9
1.8
1.3
1.6
3.3
5.6
7.7
8.9
8.8
8.0
6.7
5.1
3.5
2.1
1.4
1.4
2.7
4.9
7.3
8.8
9.1

19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
20 67
20 67
20 67
20 67
20 67
20 67
20 67
19 67
19 67
19 67
19 67
19 67

10
10
65
75
45
85
90
80
70
70
50
50
55
40
35
35
35
40
40
40
50
65
50
45

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
25
35
35
20
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

1014
1014
1014
1014
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018
1017
1017
1017
1017
1018
1018
1018
1018
1017
1017

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

18 64
18 64
17 63
17 63
17 62
17 62
17 63
18 64
18 64
18 64
18 65
18 65
18 65
18 65
18 65
18 64
18 64
17 63
17 62
16 62
16 61
16 61
16 60
16 60

14 56
13 56
13 56
13 56
13 56
13 56
14 57
16 61
17 63
18 64
19 66
19 66
19 66
18 65
18 64
16 61
15 58
14 57
13 56
13 56
13 56
13 56
13 56
13 55

17 31 5 9 19
16 30 5 8 19
16 29 5 8 18
15 28 4 8 17
13 25 4 7 16
15 28 4 8 17
13 25 4 7 16
13 24 4 7 15
13 24 4 7 15
13 24 4 7 15
13 25 4 7 16
14 26 4 7 16
15 27 4 8 17
16 29 5 8 18
15 28 4 8 17
15 28 4 8 17
15 27 4 8 17
14 26 4 7 16
13 25 4 7 16
13 24 4 7 15
12 22 4 6 14
11 20 4 6 12
11 20 4 6 12
10 19 3 5 12

0.9
0.9
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.7
0.6
0.5

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

Expert opinion

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

For Plage des Dunes de la Slack :
No gale warning.

We are 90% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.

Skies changeable to very cloudy. Possibility of showers late in the morning, no precipitation in the afternoon. In the evening, cloud and long sunny periods.
No precipitation. WSW wind force 4 continuing all day. Gusts reaching 17 knots in the middle of the day. Slight sea. Low, short swell from WSW. Excellent visibility.

Tides at Boulogne

97

High tide 00h58 8.87m

Low tide 08h17 1.26m

101

High tide 13h20 8.95m

Low tide 20h37 1.25m

www.shom.fr - © SHOM 2025

Consult the tides for September

Mon

08

-

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

Tue

09

-

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

Wed

10

-

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

Thu

11

-

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

Fri

12

-

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

Sat

13

-

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

Sun

14

-

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

Mon

15

-

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

Tue

16

-

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

Wed

17

-

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

Thu

18

-

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

Fri

19

-

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

Sat

20

-

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

Sun

21

-

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

Mon

22

-

- 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 Dunes de la Slack

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Boulogne