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

Thu

03

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Fri

04

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Sat

05

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Sun

06

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Mon

07

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Tue

08

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Wed

09

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Thu

10

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Fri

11

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Sat

12

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Sun

13

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Mon

14

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Tue

15

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Wed

16

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Thu

17

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BULLETIN

(established in local time)

Reliability 90%

Wind alert - Warning strong breeze offshore.

Thursday 3 july

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

15

10

5

0

25

20

15

10

5

10

5

0

15

10

5

0

5

0

0.5

0

3

0

25

20

15

75

70

65

45 03h45
50 03h50
55 03h55
04h00 04h00
05 04h05
10 04h10
15 04h15
20 04h20
25 04h25
30 04h30
35 04h35
40 04h40
45 04h45
50 04h50
55 04h55
05h00 05h00
05 05h05
10 05h10
15 05h15
20 05h20
25 05h25
30 05h30
35 05h35
40 05h40

305° NW NW
300° NW WNW
290° W WNW
285° W WNW
275° W W
270° W W
260° W W
255° W WSW
245° SW WSW
240° SW WSW
235° SW SW
225° SW SW
220° SW SW
210° SW SSW
205° SW SSW
195° S SSW
190° S S
180° S S
175° S S
165° S SSE
160° S SSE
150° SE SSE
145° SE SE
135° SE SE

4 7 2 4 2
4 7 2 4 2
4 7 2 4 2
4 7 2 4 2
4 7 2 4 2
4 7 2 4 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
5 9 3 6 2

9 17 5 11 3
9 17 5 11 3
9 17 5 11 3
9 17 5 11 3
9 17 5 11 3
9 17 5 11 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
10 19 5 12 3
10 19 5 12 3
10 19 5 12 3
10 19 5 12 3
10 19 5 12 3
10 19 5 12 3
10 19 5 12 3
10 19 5 12 3
10 19 5 12 3
11 20 6 12 4

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

0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3

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
0.1
0.1
0.1
0.1
0.1
0.1

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 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69
20 69

22 72
22 72
22 72
22 72
22 71
22 71
22 71
22 71
22 71
22 71
22 71
22 71
22 71
22 71
22 71
22 71
22 71
22 71
22 71
22 71
21 71
21 71
21 71
21 70

Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Last updated 43min ago | Next update in 3h
Caption

Expert opinion

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

For Cassy - Port de Lanton :
Warning strong breeze offshore.

We are 90% sure of the situation, because the cloud system could clear up more slowly than forecast.

Skies changeable to very cloudy. No precipitation. In the evening, light cloudy spells.
NNE force 2 in the morning turning NNW force 3 in the middle of the day. Gusts reaching 17 knots in the evening. Smooth sea temporarily rippled in the middle of the day. Low, short swell from NW. Excellent visibility.

Tides at Arcachon

45

Low tide 05h41 1.23m

High tide 12h10 3.24m

Low tide 18h02 1.36m

www.shom.fr - © SHOM 2025

Consult the tides for July

Thu

03

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Fri

04

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Sat

05

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Sun

06

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Mon

07

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Tue

08

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Wed

09

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Thu

10

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Fri

11

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Sat

12

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Sun

13

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Mon

14

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Tue

15

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Wed

16

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Thu

17

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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