Weather port La Tranche-sur-Mer

La Tranche-sur-Mer FRALon : -1°25’,398 W Lat : 46°20’,598 N Alt : 0m
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Weather Risk Briefing
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BULLETIN

Reliability 75%
Wednesday 26 august Wednesday 26 aug
METEO CONSULT Run : 26/08 03Z Mesh : 1km Updated, 2h ago Update in 55min

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.swell
Swell height (m)

Weather

Rain (mm) (mm)
Precipitation:
Amount of precipitation Amount of precipitation (mm)
Type of precipitation Type of precipitation
Risks:
Precipitation risk Precipitation risk (%)

Temperature

Air temp Air temp
Perceived temp
Air temp
Perceived temp
15
10
5
25
20
15
10
5
0
20
15
10
5
4.5
4
3.5
3
0.5
0
3
0
25
20
15
75
70
65
  • 55 09h55
  • 10h00 10h00
  • 05 10h05
  • 10 10h10
  • 15 10h15
  • 20 10h20
  • 25 10h25
  • 30 10h30
  • 35 10h35
  • 40 10h40
  • 45 10h45
  • 50 10h50
  • 55 10h55
  • 11h00 11h00
  • 05 11h05
  • 10 11h10
  • 15 11h15
  • 20 11h20
  • 25 11h25
  • 30 11h30
  • 35 11h35
  • 40 11h40
  • 45 11h45
  • 50 11h50
Run : 26/08 03Z Mesh : 1km Updated, 2h ago Update in 55min
  • 55 09h55
  • 10h00 10h00
  • 05 10h05
  • 10 10h10
  • 15 10h15
  • 20 10h20
  • 25 10h25
  • 30 10h30
  • 35 10h35
  • 40 10h40
  • 45 10h45
  • 50 10h50
  • 55 10h55
  • 11h00 11h00
  • 05 11h05
  • 10 11h10
  • 15 11h15
  • 20 11h20
  • 25 11h25
  • 30 11h30
  • 35 11h35
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  • 45 11h45
  • 50 11h50
  • 90° E E
  • 90° E E
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  • 0.3
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  • 0
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  • 0
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  • 0
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  • 0
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  • 0
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  • 20 68
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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

Low 1002 hPa centered at 240 nautical miles in the South-South-West of Fastnet Rock (South-West Ireland) moving at 13 knots to the East to be centered at 110 nautical miles in the West of the Île de Sein.

For La Tranche-sur-Mer :
No gale warning.

We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.

Overcast in the morning, increasing sunny spells in the afternoon. Risk of showers in the morning, possibility of a few spots in the afternoon. In the evening, warning: violent storms.
Violent showers . warning: hail! E force 3 becoming force 4 in the middle of the day then SSE force 5. Gusts reaching 35 knots in the evening. Smooth sea temporarily smooth to slight in the middle of the day. Low, short swell from WSW. Good visibility becoming excellent in the middle of the day.

semaphore stations

Station Saint-Clement Des Baleines located 15 km from La Tranche-sur-Mer
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
09h
100
9
16
-
-
0
08h
100
8
12
-
-
7
07h
90
7
10
-
-
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at La-Tranche-sur-Mer

63
High tide 04h47 5.33m
Low tide 10h41 1.99m
68
High tide 16h52 5.72m
Low tide 23h01 1.71m
© METEOCONSULT 2026 - Local times

Go further

Wed
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