Weather port Cassy - Port de Lanton

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

Reliability 80%
Thursday 5 november Thursday 5 nov
METEO CONSULT Run : 5/11 03Z Mesh : 1km Updated, 3h ago Update in 2h

Wind

Average winds Average winds
Gusts
10m above ground level:
Direction
Speed
Gusts

Waves

Total sea (m) (m)
Swell height Swell (m) (m)
Total sea
Height (m)
Wind sea
Height (m)
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 Amount of precipitation (mm)
Type of precipitation Type of precipitation
Risks:
Precipitation risk Precipitation risk (%)
Storm risk. (%)
Brightness:
Visibility (km)
Pressure (hPa)
UV

Temperature

Air temp Air temp
Perceived temp
Air temp
Perceived temp

Offshore

Offshore wind
Offshore sea (m)
10
5
0
20
15
10
5
0
5
0
15
10
5
0
5
0
0.5
0
3
0
20
15
10
5
0
70
60
50
40
30
  • Fri 6
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  • 23h
  • 00h
  • 01h
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  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
Run : 5/11 03Z Mesh : 1km Updated, 3h ago Update in 2h
  • Fri 6
  • 09h
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  • 12h
  • 13h
  • 14h
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  • 16h
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  • 23h
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 120° SE ESE
  • 125° SE SE
  • 130° SE SE
  • 125° SE SE
  • 140° SE SE
  • 170° S S
  • 205° SW SSW
  • 240° SW WSW
  • 315° NW NW
  • 30° NE NNE
  • 70° E ENE
  • 85° E E
  • 95° E E
  • 105° E ESE
  • 115° SE ESE
  • 115° SE ESE
  • 115° SE ESE
  • 110° E ESE
  • 105° E ESE
  • 100° E ESE
  • 95° E E
  • 95° E E
  • 100° E E
  • 100° E E
  • 4 8 2 5 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 4 7 2 4 2
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  • 3 5 1 3 1
  • 2 4 1 2 1
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  • 1 1 0 1 1
  • 2 4 1 2 1
  • 4 7 2 4 2
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  • 4 8 2 5 2
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  • 3 5 1 3 1
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  • 4 7 2 4 2
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  • 3 6 2 4 2
  • 3 6 2 4 2
  • 3 6 2 4 2
  • 4 7 2 4 2
  • 3 6 2 4 2
  • 8 14 4 9 3
  • 8 14 4 9 3
  • 8 14 4 9 3
  • 9 16 4 10 3
  • 8 15 4 9 3
  • 8 14 4 9 3
  • 7 13 4 8 3
  • 7 13 4 8 3
  • 5 10 3 6 2
  • 4 7 2 4 2
  • 6 12 3 7 3
  • 6 12 3 7 3
  • 7 13 4 8 3
  • 8 14 4 9 3
  • 8 14 4 9 3
  • 5 10 3 6 2
  • 5 9 3 6 2
  • 6 12 3 7 3
  • 7 13 4 8 3
  • 6 12 3 7 3
  • 5 10 3 6 2
  • 5 10 3 6 2
  • 6 11 3 7 2
  • 6 11 3 7 2
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 0.2
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  • 0.2
  • 0.2
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  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 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
  • 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
  • 0.1
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  • 13
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  • 70
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  • 45
  • 55
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  • 3 5 1 1 3
  • 3 5 1 1 3
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  • 4 8 2 2 5
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  • 10 18 3 5 11
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Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption   Glossary

Expert opinion

An easterly and variable flow prevails over the whole area.

For Cassy - Port de Lanton :
No gale warning.

We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.

Sunny spells with possibility of mist forming in the morning, sunny in the afternoon. No precipitation. In the evening, clear skies becoming somewhat cloudy.
ESE force 2 in the morning temporarily S in the middle of the day. Gusts reaching 9 knots in the middle of the day. Smooth sea. Low, long swell from WNW. Visibility reduced by mist becoming excellent in the middle of the day then poor.

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)
09h
120
8
12
6.2
-
0
08h
120
8
11
5.9
-
0
07h
110
5
10
6
-
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Arcachon

61
High tide 02h17 3.75m
Low tide 08h05 1.07m
66
High tide 14h41 3.99m
Low tide 20h42 0.86m
www.shom.fr - © SHOM 2026 - Local times

Go further

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