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

Lanton FRALon : -1°3’,402 W Lat : 44°42’,498 N Alt : 0m

Tue

09

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

Wed

10

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Thu

11

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Fri

12

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

Sat

13

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

Sun

14

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

Mon

15

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

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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Sat

20

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Sun

21

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Mon

22

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Tue

23

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BULLETIN

Reliability 90%

No gale warning.

No weather risk at the spot

Tuesday 9 jun

METEO CONSULT Run : 8/06 18Z Mesh : 1km Updated, 3h ago Update imminent

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (m) (m)

legend.title.wave_height

Total sea (m)

legend.title.wind_sea

Wind (m)

legend.title.swell

Swell direction

Swell height (m)

Swell period (s)

Wave length (m)

High tide (m)

Sea temp

Weather

Rain (mm) (mm)

Clouds:

Cloud cover (%)

Precipitation:

Amount of precipitation (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Storm risk. (%)

Brightness:

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

30

20

10

0

10

5

0

0.5

0

3

0

25

20

15

10

80

70

60

50

                                    
                                                                         Wed 10
                                                            
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                        Run : 8/06 18Z
                Mesh : 1km
                Updated, 3h ago
                Update imminent

Wed 10

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

295° NW WNW
225° SW SW
140° SE SE
345° N NNW
0° 0 0
10° N N
360° N N
340° N NNW
305° NW NW
295° NW WNW
290° W WNW
290° W WNW
290° W WNW
295° NW WNW
300° NW WNW
305° NW NW
310° NW NW
320° NW NW
320° NW NW
325° NW NNW
330° NW NNW
340° N NNW
340° N NNW
350° N NNW

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

13 25 7 16 4
12 23 6 14 4
11 20 6 12 4
8 15 4 9 3
7 13 4 8 3
7 13 4 8 3
9 16 4 10 3
9 17 5 11 3
9 17 5 11 3
12 22 6 14 4
13 25 7 16 4
15 28 8 17 4
17 31 9 19 5
17 32 9 20 5
18 33 9 21 5
18 33 9 21 5
18 33 9 21 5
17 32 9 20 5
16 29 8 18 5
13 24 7 15 4
9 17 5 11 3
7 13 4 8 3
5 10 3 6 2
4 7 2 4 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
0.1
0.1
0.2
0.2

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

295° NW WNW
295° NW WNW
300° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
300° NW WNW
300° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW

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

8
8
7
8
8
8
8
8
8
8
9
9
9
8
8
9
9
9
8
7
8
8
9
9

30
40
45
60
60
60
60
60
60
70
70
60
40
25
30
30
35
40
40
50
50
60
80
60

2.5
1.9
1.4
1.2
1.3
1.6
2.0
2.5
3.0
3.3
3.3
3.2
2.7
2.2
1.7
1.4
1.3
1.5
1.9
2.4
2.9
3.3
3.5
3.5

18 65
18 64
18 64
18 64
17 63
17 62
16 62
17 62
16 62
16 61
19 67
20 67
20 67
19 67
16 62
17 63
17 62
16 61
19 67
18 65
19 65
19 66
19 67
19 67

5
5
5
45
50
20
30
55
60
75
70
65
45
35
40
30
30
20
35
5
10
10
25
50

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

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
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023

0
0
0
0
0
1
1
2
4
4
6
6
7
6
4
3
1
0
0
0
0
0
0
0

15 59
15 59
15 58
14 57
14 57
15 59
16 61
17 63
18 64
19 65
19 66
19 67
19 67
19 67
19 67
19 66
18 65
18 64
17 62
16 60
15 59
15 58
14 57
14 56

13 55
13 55
13 55
12 54
13 55
15 59
18 64
20 67
21 69
21 69
21 70
22 72
23 73
23 73
22 71
20 68
18 65
17 62
15 59
14 57
13 56
13 56
13 55
13 56

13 25 4 7 16
13 25 4 7 16
12 23 4 6 14
13 24 4 7 15
11 21 4 6 13
9 17 3 5 11
8 15 3 4 9
7 13 3 4 8
6 12 3 3 7
7 13 3 4 8
6 12 3 3 7
7 13 3 4 8
9 16 3 4 10
10 18 3 5 11
10 19 3 5 12
11 20 4 6 12
11 20 4 6 12
11 21 4 6 13
11 20 4 6 12
11 20 4 6 12
11 20 4 6 12
10 19 3 5 12
9 17 3 5 11
10 18 3 5 11

1.9
1.9
1.8
1.8
1.8
1.7
1.7
1.7
1.6
1.6
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.6
1.6
1.6
1.6
1.6

Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption Glossary

Expert opinion

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

For Cassy - Port de Lanton :
No gale warning.

The reliability of the situation is assessed at 90%.

Skies changeable to very cloudy. No precipitation. In the evening, skies with few clouds.
N force 2 turning WNW force 3 in the middle of the day then NW. Gusts reaching 18 knots from the middle of the day. Smooth sea. Low, fairly long swell from WNW. Excellent visibility.

semaphore stations

Station Cap-Ferret located 17 km from Cassy - Port de Lanton

	WIND			WEATHER
Local time	Dir. (°)	Speed (nd)	Gust (nd)	Temp. (°C)	Pressure (hPa)	Visibility (M)
03h	320	22	40	16	-	0
02h	330	22	40	16.1	-	7
01h	320	23	39	16.5	-	0

Nearby signal stations

Météo France - RADOME

Signal station weather

Tides at Arcachon

47

High tide 00h14 3.51m

Low tide 06h14 1.19m

47

High tide 12h49 3.35m

Low tide 18h45 1.28m

www.shom.fr - © SHOM 2026 - Local times

Consult the tides for June

Go further

Tue

09

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

Wed

10

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

Thu

11

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

Fri

12

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

Sat

13

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

Sun

14

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

Mon

15

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

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

* +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

semaphore stations

Tides at Arcachon

Go further