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

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

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BULLETIN

Reliability 85%

Wind alert - Warning strong breeze offshore.

Wednesday 1 apr

METEO CONSULT Run : 1/04 00Z Mesh : 1km Updated, 45min ago Update in 5h

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (m) (m)

Total sea (m)

Swell height (m)

Weather

Rain (mm) (mm)

Precipitation:

Amount of precipitation (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

15

10

5

0

20

15

10

5

10

5

0

15

10

5

3.5

3

2.5

2

0.5

0

3

0

15

10

5

55

50

45

                    25
                    08h25
                
                    30
                    08h30
                
                    35
                    08h35
                
                    40
                    08h40
                
                    45
                    08h45
                
                    50
                    08h50
                
                    55
                    08h55
                
                    09h00
                    09h00
                
                    05
                    09h05
                
                    10
                    09h10
                
                    15
                    09h15
                
                    20
                    09h20
                
                    25
                    09h25
                
                    30
                    09h30
                
                    35
                    09h35
                
                    40
                    09h40
                
                    45
                    09h45
                
                    50
                    09h50
                
                    55
                    09h55
                
                    10h00
                    10h00
                
                    05
                    10h05
                
                    10
                    10h10
                
                    15
                    10h15
                
                    20
                    10h20
                
                        Run : 1/04 00Z
                Mesh : 1km
                Updated, 45min ago
                Update in 5h

25 08h25
30 08h30
35 08h35
40 08h40
45 08h45
50 08h50
55 08h55
09h00 09h00
05 09h05
10 09h10
15 09h15
20 09h20
25 09h25
30 09h30
35 09h35
40 09h40
45 09h45
50 09h50
55 09h55
10h00 10h00
05 10h05
10 10h10
15 10h15
20 10h20

75° E ENE
80° E E
90° E E
100° E E
105° E ESE
115° SE ESE
125° SE ESE
130° SE SE
140° SE SE
150° SE SSE
155° SE SSE
165° S SSE
175° S S
180° S S
190° S S
200° S SSW
210° SW SSW
215° SW SW
225° SW SW
235° SW SW
240° SW WSW
250° W WSW
260° W WSW
265° W W

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
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

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 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 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

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

0.2
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
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

10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 51
10 51
10 51
10 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 52
11 52
11 52
11 52

8 47
8 47
8 47
8 47
8 47
8 47
8 47
9 47
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 49
9 49
9 49
9 49
9 49

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

Expert opinion

A northeasterly, moderate and very variable flow prevails over the South of the basin. Over the North, it is westerly, moderate and very variable.

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

We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.

Cloudy with risk of fog in the morning, very cloudy in the afternoon. No precipitation. In the evening, very cloudy.
Chance of light rain. N force 2 freshening NW force 4 in the middle of the day then becoming NNW. Gusts reaching 25 knots in the evening. Smooth sea becoming smooth to slight in the evening. Low, fairly long swell from WNW. Visibility reduced by mist becoming excellent in the middle of the day.

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)
08h	30	10	20	10.4	-	6
07h	10	9	21	10.1	-	0
06h	0	12	27	10.9	-	0

observation.semaphores_link

Météo France - RADOME

observation.semaphore_link

Tides at Arcachon

89

High tide 06h03 4.3m

Low tide 12h14 0.42m

92

High tide 18h21 4.2m

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

Consult the tides for April

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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

semaphore stations

Tides at Arcachon

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