Weather port Lorient - Port BSM

Lorient FRALon : -3°22’,0002 W Lat : 47°43’,998 N Alt : 0m
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Weather Risk Briefing
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BULLETIN

Reliability 75%
Sunday 18 october Sunday 18 oct
METEO CONSULT Run : 17/10 18Z Mesh : 1km Updated, 4h ago Update in 50min

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)
25
20
15
10
5
50
40
30
20
10
0
15
10
5
0
30
20
10
0
10
5
0
0.5
0
3
0
20
15
10
5
65
60
55
50
45
40
  • Mon 19
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  • 18h
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  • 00h
  • 01h
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Run : 17/10 18Z Mesh : 1km Updated, 4h ago Update in 50min
  • Mon 19
  • 04h
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  • 23h
  • 00h
  • 01h
  • 02h
  • 03h
  • 100° E E
  • 195° S SSW
  • 290° W WNW
  • 355° N N
  • 350° N N
  • 355° N N
  • 355° N N
  • 5° N N
  • 15° N NNE
  • 25° NE NNE
  • 15° N NNE
  • 10° N NNE
  • 10° N N
  • 10° N N
  • 20° N NNE
  • 10° N N
  • 10° N N
  • 10° N N
  • 5° N N
  • 5° N N
  • 5° N N
  • 5° N N
  • 5° N N
  • 5° N N
  • 5 10 3 6 2
  • 6 11 3 7 2
  • 6 11 3 7 2
  • 6 12 3 7 3
  • 6 11 3 7 2
  • 6 11 3 7 2
  • 6 11 3 7 2
  • 6 11 3 7 2
  • 8 14 4 9 3
  • 8 14 4 9 3
  • 9 16 4 10 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 10 19 5 12 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 9 16 4 10 3
  • 8 15 4 9 3
  • 8 14 4 9 3
  • 6 12 3 7 3
  • 6 12 3 7 3
  • 6 11 3 7 2
  • 5 10 3 6 2
  • 5 9 3 6 2
  • 11 21 6 13 4
  • 11 21 6 13 4
  • 11 21 6 13 4
  • 11 21 6 13 4
  • 11 20 6 12 4
  • 11 21 6 13 4
  • 12 22 6 14 4
  • 12 23 6 14 4
  • 15 27 8 17 4
  • 16 30 8 19 5
  • 17 32 9 20 5
  • 18 33 9 21 5
  • 18 33 9 21 5
  • 19 35 10 22 5
  • 22 41 11 25 6
  • 19 36 10 22 5
  • 20 37 10 23 5
  • 17 31 9 19 5
  • 15 28 8 17 4
  • 13 25 7 16 4
  • 12 23 6 14 4
  • 11 21 6 13 4
  • 11 20 6 12 4
  • 10 18 5 11 3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
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  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.2
  • 0.3
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  • 0.3
  • 0.2
  • 0.2
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  • 0
  • 0
  • 0
  • 0.1
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  • 0.1
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  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 0.2
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 245° SW WSW
  • 245° SW WSW
  • 245° SW WSW
  • 245° SW WSW
  • 245° SW WSW
  • 245° SW WSW
  • 245° SW WSW
  • 245° SW WSW
  • 245° SW WSW
  • 250° W WSW
  • 250° W WSW
  • 250° W WSW
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  • 255° W WSW
  • 260° W W
  • 260° W W
  • 260° W W
  • 260° W W
  • 260° W W
  • 260° W W
  • 260° W W
  • 260° W W
  • 0.3
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  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.1
  • 0.1
  • 0.1
  • 10
  • 11
  • 11
  • 10
  • 10
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  • 120
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  • 45
  • 35
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  • 40
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  • 2.5
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  • 4.0
  • 3.9
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  • 3.6
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  • 2.9
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  • 5
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  • 65
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  • 30
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  • 35
  • 25
  • 50
  • 0
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  • 20
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  • 30
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  • 0
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  • 10
  • 10
  • 15
  • >20
  • 10
  • 10
  • >20
  • >20
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  • >20
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  • >20
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  • >20
  • >20
  • >20
  • 15
  • 10
  • 10
  • 5
  • 1030
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  • 1027
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  • 1027
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  • 1025
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  • 1024
  • 0
  • 0
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  • 1
  • 2
  • 2
  • 2
  • 2
  • 1
  • 1
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
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  • 0
  • 0
  • 8 47
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  • 9 47
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  • 13 55
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  • 16 61
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  • 14 56
  • 12 54
  • 10 50
  • 9 47
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  • 6 43
  • 11 20 4 6 12
  • 11 20 4 6 12
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  • 11 21 4 6 13
  • 12 23 4 6 14
  • 11 21 4 6 13
  • 11 21 4 6 13
  • 11 20 4 6 12
  • 10 18 3 5 11
  • 10 18 3 5 11
  • 12 23 4 6 14
  • 15 27 4 8 17
  • 16 30 5 8 19
  • 17 31 5 9 19
  • 17 32 5 9 20
  • 14 26 4 7 16
  • 12 23 4 6 14
  • 13 24 4 7 15
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  • 13 25 4 7 16
  • 12 22 4 6 14
  • 11 21 4 6 13
  • 0.7
  • 0.7
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  • 0.5
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  • 0.5
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption   Glossary

Expert opinion

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

For Lorient - Port BSM :
No gale warning.

We are 75% 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. The risk of seeing rain will remain low. In the evening, cloud and long sunny periods.
Risk of showers in the early hours. N wind force 3 continuing all day. Gusts reaching 22 knots in the evening. Smooth sea. Low, fairly long swell from WSW. Good visibility becoming excellent in the middle of the day then excellent.

semaphore stations

Station Ile De Groix located 13 km from Lorient - Port BSM
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
04h
20
9
12
9.8
-
0
03h
20
11
17
10.3
-
0
02h
30
12
16
10.9
-
10
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Lorient

32
Low tide 04h06 2.49m
High tide 10h08 4m
28
Low tide 16h45 2.48m
High tide 22h50 3.69m
© METEOCONSULT 2026 - Local times

Go further

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