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 60%
Monday 17 august Monday 17 aug
METEO CONSULT Run : 11/08 18Z Mesh : 19km Updated, 5h ago Update in 34min

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
20
15
10
5
0
10
5
0
1
0.5
0
3
0
30
25
20
15
90
80
70
60
  • Mon 17
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
Run : 11/08 18Z Mesh : 19km Updated, 5h ago Update in 34min
  • Mon 17
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 320° NW NW
  • 335° NW NNW
  • 330° NW NNW
  • 330° NW NNW
  • 330° NW NNW
  • 330° NW NNW
  • 335° NW NNW
  • 335° NW NNW
  • 5° N N
  • 5° N N
  • 5° N N
  • 10° N N
  • 360° N N
  • 345° N NNW
  • 330° NW NNW
  • 315° NW NW
  • 305° NW NW
  • 300° NW WNW
  • 300° NW WNW
  • 305° NW NW
  • 310° NW NW
  • 315° NW NW
  • 320° NW NW
  • 330° NW NNW
  • 8 14 4 9 3
  • 6 12 3 7 3
  • 7 13 4 8 3
  • 6 12 3 7 3
  • 6 12 3 7 3
  • 6 11 3 7 2
  • 5 10 3 6 2
  • 5 10 3 6 2
  • 6 11 3 7 2
  • 6 11 3 7 2
  • 5 10 3 6 2
  • 5 9 3 6 2
  • 4 8 2 5 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 5 9 3 6 2
  • 6 12 3 7 3
  • 8 14 4 9 3
  • 8 15 4 9 3
  • 9 16 4 10 3
  • 9 17 5 11 3
  • 8 15 4 9 3
  • 8 14 4 9 3
  • 7 13 4 8 3
  • 15 28 8 17 4
  • 15 27 8 17 4
  • 14 26 7 16 4
  • 13 25 7 16 4
  • 13 25 7 16 4
  • 13 24 7 15 4
  • 13 24 7 15 4
  • 13 24 7 15 4
  • 14 26 7 16 4
  • 13 25 7 16 4
  • 13 24 7 15 4
  • 12 23 6 14 4
  • 12 23 6 14 4
  • 12 23 6 14 4
  • 12 23 6 14 4
  • 14 26 7 16 4
  • 15 27 8 17 4
  • 15 28 8 17 4
  • 16 29 8 18 5
  • 16 30 8 19 5
  • 17 31 9 19 5
  • 16 30 8 19 5
  • 16 30 8 19 5
  • 17 31 9 19 5
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.6
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.3
  • 0.3
  • 0.3
  • 0.4
  • 0.3
  • 0.2
  • 0.1
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° 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
  • 290° W WNW
  • 290° W WNW
  • 290° W WNW
  • 295° NW WNW
  • 285° W WNW
  • 280° W W
  • 275° W W
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.4
  • 0.4
  • 0.5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 4
  • 4
  • 4
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  • 3
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  • 25
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  • 20
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  • 20
  • 15
  • 15
  • 15
  • 15
  • 15
  • 15
  • 15
  • 15
  • 15
  • 15
  • 15
  • 2.6
  • 1.7
  • 1.2
  • 1.2
  • 1.9
  • 3.1
  • 4.4
  • 5.3
  • 5.7
  • 5.4
  • 4.8
  • 3.9
  • 2.9
  • 2.0
  • 1.5
  • 1.4
  • 1.9
  • 3.0
  • 4.2
  • 5.2
  • 5.7
  • 5.6
  • 5.0
  • 4.2
  • 23 73
  • 23 73
  • 23 73
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  • 60
  • 55
  • 40
  • 40
  • 40
  • 55
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  • 55
  • 55
  • 45
  • 50
  • 55
  • 60
  • 60
  • 60
  • 60
  • 60
  • 55
  • 55
  • 50
  • 50
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • 30
  • 20
  • 0
  • 0
  • 0
  • 20
  • 20
  • 20
  • 20
  • 20
  • 20
  • 20
  • 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
  • >20
  • >20
  • >20
  • >20
  • 15
  • 15
  • >20
  • 15
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • 1016
  • 1016
  • 1015
  • 1015
  • 1014
  • 1014
  • 1014
  • 1014
  • 1015
  • 1015
  • 1015
  • 1016
  • 1016
  • 1016
  • 1016
  • 1016
  • 1015
  • 1015
  • 1015
  • 1015
  • 1015
  • 1016
  • 1016
  • 1016
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 1
  • 2
  • 3
  • 5
  • 6
  • 6
  • 6
  • 5
  • 3
  • 2
  • 1
  • 0
  • 0
  • 0
  • 0
  • 21 70
  • 21 69
  • 20 67
  • 19 66
  • 19 66
  • 18 65
  • 18 65
  • 18 64
  • 18 65
  • 19 67
  • 20 68
  • 23 73
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  • 26 79
  • 25 76
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  • 25 77
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  • 23 73
  • 21 71
  • 20 68
  • 22 71
  • 22 71
  • 17 63
  • 17 62
  • 16 62
  • 16 61
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  • 16 61
  • 18 64
  • 22 72
  • 26 78
  • 26 79
  • 28 82
  • 29 84
  • 27 81
  • 28 82
  • 28 82
  • 26 79
  • 28 82
  • 27 80
  • 25 76
  • 23 73
  • 21 70
  • 12 22 4 6 14
  • 10 19 3 5 12
  • 10 19 3 5 12
  • 10 18 3 5 11
  • 9 17 3 5 11
  • 8 15 3 4 9
  • 8 14 3 4 9
  • 7 13 3 4 8
  • 9 16 3 4 10
  • 8 14 3 4 9
  • 7 13 3 4 8
  • 6 11 2 3 7
  • 6 11 2 3 7
  • 6 11 2 3 7
  • 6 12 3 3 7
  • 8 14 3 4 9
  • 9 17 3 5 11
  • 11 20 4 6 12
  • 11 21 4 6 13
  • 12 22 4 6 14
  • 12 23 4 6 14
  • 11 21 4 6 13
  • 11 20 4 6 12
  • 10 19 3 5 12
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.5
  • 0.5
  • 0.5
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  • 0.6
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  • 0.7
  • 0.7
  • 0.7
  • 0.7
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption   Glossary

Expert opinion

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

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

The reliability of the situation is poor.
For the night from Sunday to Monday NW force 3 in the early part of the night becoming NNW force 2. Gusts reaching 15 knots in the early part of the night.

Smooth to slight sea. Low, short swell from WNW. Excellent visibility becoming excellent in the middle of the night then good. Daytime of Monday 17 august : The sky will remain changeable.

Good clear periods alternating with cloudy spells, sometimes dense. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, cloudy spells, sometimes dense.
No precipitation. N force 2 in the morning turning NW force 3 in the middle of the day. Gusts reaching 17 knots in the evening. Smooth to slight sea. Low, short swell from WNW. 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)
07h
60
12
16
-
-
0
06h
90
7
18
-
-
0
05h
60
15
17
-
-
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at La-Tranche-sur-Mer

84
Low tide 02h28 1.12m
High tide 07h58 5.68m
78
Low tide 14h44 1.34m
High tide 20h11 5.7m
© METEOCONSULT 2026 - Local times

Go further

Wed
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