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%
Sunday 16 august Sunday 16 aug
METEO CONSULT Run : 13/08 18Z Mesh : 1km Updated, 1h 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)
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
30
20
10
0
10
5
0
1
0.5
0
3
0
40
35
30
25
20
110
100
90
80
70
60
  • Sun 16
  • 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 : 13/08 18Z Mesh : 1km Updated, 1h ago Update in 2h
  • Sun 16
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 340° N NNW
  • 5° N N
  • 355° N N
  • 5° N N
  • 10° N NNE
  • 15° N NNE
  • 20° N NNE
  • 15° N NNE
  • 20° N NNE
  • 30° NE NNE
  • 35° NE NE
  • 45° NE NE
  • 30° NE NNE
  • 325° NW NNW
  • 285° W WNW
  • 285° W WNW
  • 290° W WNW
  • 290° W WNW
  • 305° NW NW
  • 315° NW NW
  • 315° NW NW
  • 315° NW NW
  • 320° NW NW
  • 325° NW NNW
  • 4 8 2 5 2
  • 5 9 3 6 2
  • 4 8 2 5 2
  • 4 7 2 4 2
  • 5 9 3 6 2
  • 5 9 3 6 2
  • 6 11 3 7 2
  • 4 7 2 4 2
  • 4 8 2 5 2
  • 4 8 2 5 2
  • 4 7 2 4 2
  • 3 6 2 4 2
  • 2 4 1 2 1
  • 2 3 1 2 1
  • 3 5 1 3 1
  • 4 8 2 5 2
  • 6 12 3 7 3
  • 8 14 4 9 3
  • 7 13 4 8 3
  • 6 12 3 7 3
  • 6 12 3 7 3
  • 7 13 4 8 3
  • 7 13 4 8 3
  • 6 12 3 7 3
  • 11 20 6 12 4
  • 10 19 5 12 3
  • 18 33 9 21 5
  • 16 29 8 18 5
  • 15 27 8 17 4
  • 13 25 7 16 4
  • 13 25 7 16 4
  • 13 24 7 15 4
  • 12 23 6 14 4
  • 11 21 6 13 4
  • 11 20 6 12 4
  • 11 20 6 12 4
  • 10 18 5 11 3
  • 10 18 5 11 3
  • 10 19 5 12 3
  • 13 24 7 15 4
  • 13 25 7 16 4
  • 15 28 8 17 4
  • 15 27 8 17 4
  • 16 29 8 18 5
  • 16 30 8 19 5
  • 17 31 9 19 5
  • 17 32 9 20 5
  • 16 30 8 19 5
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 245° SW WSW
  • 245° SW WSW
  • 245° SW WSW
  • 245° SW WSW
  • 245° SW WSW
  • 280° W WNW
  • 280° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.3
  • 0.3
  • 7
  • 7
  • 7
  • 7
  • 7
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 90
  • 90
  • 90
  • 90
  • 90
  • 35
  • 35
  • 40
  • 40
  • 40
  • 40
  • 45
  • 45
  • 45
  • 45
  • 40
  • 40
  • 40
  • 40
  • 35
  • 35
  • 35
  • 30
  • 30
  • 1.8
  • 1.0
  • 0.8
  • 1.3
  • 2.4
  • 3.8
  • 5.0
  • 5.8
  • 5.9
  • 5.4
  • 4.4
  • 3.3
  • 2.1
  • 1.3
  • 1.0
  • 1.4
  • 2.3
  • 3.7
  • 5.0
  • 5.8
  • 6.0
  • 5.6
  • 4.8
  • 3.7
  • 23 73
  • 23 73
  • 23 73
  • 23 73
  • 23 73
  • 22 72
  • 22 72
  • 22 72
  • 22 72
  • 22 72
  • 23 73
  • 23 73
  • 23 73
  • 23 73
  • 23 73
  • 23 74
  • 23 74
  • 23 74
  • 23 74
  • 23 74
  • 24 74
  • 24 74
  • 24 74
  • 24 74
  • 10
  • 20
  • 55
  • 60
  • 60
  • 55
  • 55
  • 55
  • 55
  • 60
  • 60
  • 60
  • 65
  • 65
  • 60
  • 65
  • 55
  • 50
  • 40
  • 30
  • 30
  • 20
  • 15
  • 15
  • 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
  • 35
  • 30
  • 30
  • 25
  • 25
  • 25
  • 20
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 30
  • 30
  • 30
  • 20
  • 20
  • 20
  • 20
  • 10
  • 10
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 10
  • 0
  • 0
  • 0
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • 15
  • 10
  • 10
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • 1016
  • 1016
  • 1016
  • 1016
  • 1015
  • 1015
  • 1015
  • 1015
  • 1016
  • 1016
  • 1016
  • 1017
  • 1017
  • 1017
  • 1016
  • 1016
  • 1016
  • 1015
  • 1015
  • 1015
  • 1015
  • 1016
  • 1016
  • 1017
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 1
  • 1
  • 3
  • 3
  • 4
  • 5
  • 5
  • 4
  • 3
  • 2
  • 1
  • 0
  • 0
  • 0
  • 0
  • 25 76
  • 24 76
  • 23 73
  • 22 72
  • 22 71
  • 21 70
  • 21 70
  • 21 69
  • 21 69
  • 22 72
  • 24 74
  • 25 77
  • 26 79
  • 27 81
  • 28 82
  • 28 82
  • 28 82
  • 27 81
  • 27 81
  • 27 80
  • 26 79
  • 25 77
  • 24 76
  • 23 74
  • 27 80
  • 26 79
  • 24 76
  • 24 75
  • 23 74
  • 23 73
  • 22 72
  • 23 73
  • 23 73
  • 25 78
  • 28 83
  • 31 88
  • 34 93
  • 36 98
  • 38 100
  • 37 99
  • 36 96
  • 31 88
  • 30 86
  • 29 84
  • 30 85
  • 27 80
  • 26 78
  • 24 76
  • 6 11 2 3 7
  • 7 13 3 4 8
  • 4 8 2 2 5
  • 5 9 2 3 6
  • 5 9 2 3 6
  • 6 11 2 3 7
  • 5 9 2 3 6
  • 7 13 3 4 8
  • 5 9 2 3 6
  • 5 9 2 3 6
  • 4 8 2 2 5
  • 3 6 2 2 4
  • 1 2 1 1 1
  • 3 6 2 2 4
  • 5 10 2 3 6
  • 8 15 3 4 9
  • 9 17 3 5 11
  • 10 18 3 5 11
  • 10 19 3 5 12
  • 10 19 3 5 12
  • 11 21 4 6 13
  • 11 21 4 6 13
  • 12 22 4 6 14
  • 12 22 4 6 14
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.7
  • 0.7
  • 0.7
  • 0.7
  • 0.7
  • 0.7
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption   Glossary

Expert opinion

High 1026 hPa centered at 170 nautical miles in the West of Fastnet Rock (South-West Ireland) moving at 11 knots to the South-South-East.

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

The reliability of the situation is limited.
For the night from Saturday to Sunday NNW force 2 in the early part of the night turning NNE. Gusts reaching 16 knots in the middle of the night.

Smooth to slight sea temporarily smooth in the middle of the night. Low, short swell from WSW. Excellent visibility becoming good at the end of the night. Daytime of Sunday 16 august : The sky will remain changeable.

Skies changeable to very cloudy. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, changeable skies becoming less cloudy.
No precipitation. NNE force 2 turning WNW force 3 in the middle of the day then NW. 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)
01h
320
14
21
-
-
0
00h
330
21
27
-
-
0
23h
310
24
28
-
-
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at La-Tranche-sur-Mer

95
Low tide 01h49 0.8m
High tide 07h36 5.9m
90
Low tide 14h03 1.02m
High tide 19h44 6.01m
© METEOCONSULT 2026 - Local times

Go further

Fri
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