Weather port Pornichet

Pornichet FRALon : -2°21’,102 W Lat : 47°15’,498 N Alt : 0m
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Weather Risk Briefing
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BULLETIN

Reliability 80%
Saturday 19 september Saturday 19 sep
METEO CONSULT Run : 18/09 18Z Mesh : 1km Updated, 1h ago Update in 4h

Wind

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

Waves

Total sea (m) (m)
Swell height 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 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)
20
15
10
5
0
40
30
20
10
0
10
5
0
25
20
15
10
5
0
10
5
0
1
0.5
0
3
0
30
25
20
15
10
80
70
60
50
  • Sun 20
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  • 00h
Run : 18/09 18Z Mesh : 1km Updated, 1h ago Update in 4h
  • Sun 20
  • 01h
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  • 00h
  • 255° W WSW
  • 260° W WSW
  • 260° W WSW
  • 260° W WSW
  • 260° W W
  • 260° W WSW
  • 260° W W
  • 250° W WSW
  • 255° W WSW
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  • 245° SW WSW
  • 240° SW WSW
  • 235° SW SW
  • 235° SW SW
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  • 245° SW WSW
  • 255° W WSW
  • 265° W W
  • 270° W W
  • 275° W W
  • 270° W W
  • 275° W W
  • 280° W WNW
  • 285° W WNW
  • 5 10 3 6 2
  • 5 10 3 6 2
  • 5 9 3 6 2
  • 5 9 3 6 2
  • 5 9 3 6 2
  • 5 10 3 6 2
  • 5 10 3 6 2
  • 5 10 3 6 2
  • 5 10 3 6 2
  • 7 13 4 8 3
  • 8 14 4 9 3
  • 8 15 4 9 3
  • 8 15 4 9 3
  • 9 16 4 10 3
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  • 8 14 4 9 3
  • 8 14 4 9 3
  • 6 11 3 7 2
  • 4 8 2 5 2
  • 4 8 2 5 2
  • 4 8 2 5 2
  • 4 7 2 4 2
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 9 16 4 10 3
  • 9 17 5 11 3
  • 10 18 5 11 3
  • 10 18 5 11 3
  • 10 19 5 12 3
  • 11 21 6 13 4
  • 13 25 7 16 4
  • 15 27 8 17 4
  • 15 28 8 17 4
  • 16 29 8 18 5
  • 17 31 9 19 5
  • 17 32 9 20 5
  • 17 31 9 19 5
  • 16 30 8 19 5
  • 16 29 8 18 5
  • 15 27 8 17 4
  • 13 25 7 16 4
  • 11 20 6 12 4
  • 8 14 4 9 3
  • 8 14 4 9 3
  • 7 13 4 8 3
  • 0.6
  • 0.5
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  • 0.4
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  • 0.4
  • 0
  • 0.1
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  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0
  • 0
  • 0
  • 0
  • 0
  • 255° W WSW
  • 255° W WSW
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  • 255° W WSW
  • 0.6
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  • 0.4
  • 12
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  • 3.4
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  • 16 60
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  • 0.5
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  • 0.6
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption   Glossary

Expert opinion

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

For Pornichet :
No gale warning.

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

Good clear periods alternating with cloudy spells, rather dense in the morning. No precipitation. In the evening, changeable skies becoming less cloudy.
No precipitation. WSW wind force 3 continuing all day. Gusts reaching 17 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility becoming good in the evening.

semaphore stations

Station Pte De Chemoulin located 5 km from Pornichet
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
01h
260
12
22
-
-
0
00h
270
12
19
-
-
0
22h
280
13
17
-
-
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Pornichet

28
Low tide 04h42 2.61m
High tide 10h13 4.12m
Low tide 17h19 2.67m
© METEOCONSULT 2026 - Local times

Go further

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