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

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

Wed

22

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Thu

23

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Fri

24

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Sat

25

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Sun

26

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Mon

27

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Tue

28

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Wed

29

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Thu

30

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Fri

31

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Sat

01

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Sun

02

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Mon

03

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Tue

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Wed

05

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BULLETIN

(established in local time)

Reliability 80%

Wind alert - Warning fresh gale offshore.

Wednesday 22 october

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)

Swell height (m)

Weather

Rain (mm) (mm)

Amount of precipitation(mm)

Type of precipitation

Precipitation risk(%)

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

30

25

20

15

10

60

50

40

30

20

15

10

5

35

30

25

20

15

10

5

0

0.5

0

3

0

20

15

10

70

65

60

55

05 10h05
10 10h10
15 10h15
20 10h20
25 10h25
30 10h30
35 10h35
40 10h40
45 10h45
50 10h50
55 10h55
11h00 11h00
05 11h05
10 11h10
15 11h15
20 11h20
25 11h25
30 11h30
35 11h35
40 11h40
45 11h45
50 11h50
55 11h55
12h00 12h00

255° W WSW
255° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° 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
245° SW WSW

12 23 6 14 4
12 23 6 14 4
13 24 7 15 4
13 24 7 15 4
13 24 7 15 4
13 24 7 15 4
13 24 7 15 4
13 24 7 15 4
13 25 7 16 4
13 25 7 16 4
13 25 7 16 4
13 25 7 16 4
13 25 7 16 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
14 26 7 16 4
15 27 8 17 4
15 27 8 17 4
15 27 8 17 4
15 27 8 17 4
15 27 8 17 4

24 44 12 27 6
24 45 13 28 6
24 45 13 28 6
24 45 13 28 6
24 45 13 28 6
25 46 13 29 6
25 46 13 29 6
25 46 13 29 6
25 46 13 29 6
25 46 13 29 6
25 47 13 29 6
25 47 13 29 6
25 47 13 29 6
25 47 13 29 6
26 48 13 30 6
26 48 13 30 6
26 48 13 30 6
26 48 13 30 6
26 48 13 30 6
26 49 14 30 6
26 49 14 30 6
26 49 14 30 6
26 49 14 30 6
27 50 14 31 7

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
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3

0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6

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
0.2
0.2
0.2
0.2
0.2
0.2
0.2

0
0
0.01
0.1
0.01
0
0
0.07
0.7
0.08
0.1
0.04
0.07
0.08
0.3
0.2
0.02
0
0
0
0
0
0
0.01

40
40
65
95
90
40
40
50
100
100
100
100
100
100
100
100
100
40
40
40
40
40
40
70

19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66

14 58
14 58
14 58
14 58
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 57
14 57
14 57

Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Last updated 1h ago | Next update in 2h
Caption

Expert opinion

Low 989 hPa centered at 190 nautical miles in the South of Fastnet Rock (South-West Ireland) moving at 31 knots to the East-North-East and dropping to 975 hPa to be centered on the South-West of England.

For Cassy - Port de Lanton :
Warning fresh gale offshore.

The reliability of the situation is assessed at 80%.

Skies very cloudy to overcast in the morning, storms gradually improving in the afternoon. Some showers in the morning, showers with possibility of hail in the afternoon. In the evening, very cloudy with risk of storms.
Light showers. WSW force 4 in the morning temporarily force 5 in the middle of the day. Gusts reaching 32 knots in the middle of the day. Smooth sea temporarily smooth to slight in the middle of the day. Low, fairly long swell from WNW. Excellent visibility.

Tides at Arcachon

86

Low tide 00h29 0.71m

High tide 06h33 4.22m

85

Low tide 12h41 0.73m

High tide 18h49 4.23m

www.shom.fr - © SHOM 2025

Consult the tides for October

Wed

22

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Thu

23

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Fri

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Sat

25

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Sun

26

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Mon

27

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Tue

28

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Wed

29

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Thu

30

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Fri

31

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Sat

01

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Sun

02

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Mon

03

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Tue

04

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Wed

05

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* +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

Expert opinion

Tides at Arcachon