Weather Cassy - Port de Lanton - Detailed bulletin - Free 15-day Marine forecasts

Lanton FRALongitude : -1°3’,402 W Latitude : 44°42’,498 N Altitude : 0m

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

Tue

25

-

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

Wed

26

-

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

Thu

27

-

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

Fri

28

-

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

Sat

29

-

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

Sun

30

-

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

BULLETIN

(established in local time)

Reliability 85%

No gale warning.

Sunday 16 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)

20

15

10

5

0

40

30

20

10

0

10

5

0

20

10

0

10

5

0

0.5

0

3

0

20

15

10

5

65

60

55

50

45

Mon 17

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

190° S S
205° SW SSW
220° SW SW
220° SW SW
240° SW WSW
250° W WSW
250° W WSW
250° W WSW
260° W WSW
260° W WSW
260° W WSW
240° SW WSW
210° SW SSW
255° W WSW
10° N NNE
0° N N
10° N NNE
5° N N
60° NE ENE
350° N N
335° NW NNW
0° 0 0
5° N N
10° N N

4 8 2 5 2
5 9 3 6 2
5 10 3 6 2
6 11 3 7 2
9 16 4 10 3
9 17 5 11 3
9 16 4 10 3
8 15 4 9 3
8 14 4 9 3
6 11 3 7 2
4 7 2 4 2
2 3 1 2 1
1 2 1 1 1
1 1 0 1 1
1 1 0 1 1
0 0 0 0 0
0 0 0 0 0
1 2 1 1 1
1 1 0 1 1
1 1 0 1 1
2 3 1 2 1
3 6 2 4 2
3 6 2 4 2
3 5 1 3 1

9 16 4 10 3
10 18 5 11 3
10 19 5 12 3
11 20 6 12 4
15 27 8 17 4
17 31 9 19 5
16 30 8 19 5
16 30 8 19 5
15 28 8 17 4
13 24 7 15 4
9 17 5 11 3
6 11 3 7 2
4 8 2 5 2
5 9 3 6 2
4 8 2 5 2
3 6 2 4 2
4 8 2 5 2
8 14 4 9 3
6 12 3 7 3
7 13 4 8 3
6 12 3 7 3
9 16 4 10 3
9 17 5 11 3
10 19 5 12 3

0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2

0.2
0.3
0.3
0.3
0.3
0.3
0.4
0.6
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
0.4
0.4

0
0
0
0
0
0.1
0.1
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

285° W WNW
285° W WNW
285° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
295° NW WNW
285° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW

0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2

11
11
10
10
10
10
10
8
8
7
8
9
10
10
11
11
11
11
11
11
12
12
12
12

190
180
160
150
150
120
80
30
50
70
100
130
150
170
180
190
200
200
210
210
210
220
210
210

1.5
1.2
1.2
1.5
2.0
2.6
3.2
3.7
3.8
3.7
3.1
2.4
1.7
1.2
1.0
1.2
1.6
2.3
3.0
3.5
3.8
3.8
3.3
2.7

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
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61

40
60
40
40
50
55
65
65
65
55
65
70
70
50
60
85
75
90
65
65
80
90
90
90

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

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

0
0
0
0
0
0
0
0
25
0
0
0
0
0
0
0
0
30
40
50
50
50
40
40

5
5
10
15
>20
>20
>20
>20
>20
>20
>20
15
5
5
5
5
5
5
4
3
2
3
4
4

1004
1004
1005
1005
1005
1006
1006
1006
1006
1006
1006
1007
1007
1008
1008
1009
1009
1009
1009
1010
1010
1010
1011
1011

0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

13 55
13 55
14 56
15 59
16 62
17 62
17 62
17 62
17 62
16 61
16 60
14 58
14 56
13 56
13 55
12 54
12 54
12 54
12 54
12 53
12 53
12 53
11 52
11 52

11 51
11 51
12 54
14 58
15 60
16 60
16 62
16 62
15 60
15 59
15 58
14 56
13 55
13 55
12 54
12 54
12 53
12 53
12 53
12 53
11 52
10 50
10 49
10 50

8 15 3 4 9
8 15 3 4 9
12 22 4 6 14
15 28 4 8 17
14 26 4 7 16
16 29 5 8 18
16 29 5 8 18
15 27 4 8 17
16 29 5 8 18
13 24 4 7 15
11 20 4 6 12
8 15 3 4 9
9 17 3 5 11
8 15 3 4 9
8 15 3 4 9
7 13 3 4 8
4 8 2 2 5
5 10 2 3 6
8 14 3 4 9
6 12 3 3 7
9 17 3 5 11
10 19 3 5 12
12 22 4 6 14
15 27 4 8 17

1.2
1.2
1.3
1.3
1.3
1.4
1.4
1.4
1.3
1.3
1.3
1.3
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.3
1.3
1.3

Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Last updated 11min ago | Next update in 3h
Caption

Expert opinion

Low 997 hPa centered at 210 nautical miles in the West-North-West of Cape Finisterre (Spain) moving at 18 knots to the East-South-East and rising to 1003 hPa to be centered on the North-West of Spain.

For Cassy - Port de Lanton :
No gale warning.

We are 85% sure of the situation, because the atmosphere might not be as stable as forecast.

Cloud and sun in the morning, good clear periods with lots of cloud in the afternoon. The risk of seeing rain will remain low. In the evening, good clear periods but lots of cloud, too.
No precipitation. SSW force 3 turning WSW in the middle of the day then W force 1. Gusts reaching 17 knots in the middle of the day. Smooth sea. Low, fairly long swell from WNW. Poor visibility temporarily in the middle of the day.

Tides at Arcachon

59

High tide 02h42 3.69m

Low tide 08h29 1.12m

62

High tide 15h03 3.84m

Low tide 20h59 0.98m

www.shom.fr - © SHOM 2025

Consult the tides for November

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

Tue

25

-

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

Wed

26

-

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

Thu

27

-

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

Fri

28

-

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

Sat

29

-

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

Sun

30

-

- 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 Cassy - Port de Lanton

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Arcachon