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 80%
Saturday 25 july Saturday 25 jul
METEO CONSULT Run : 25/07 09Z Mesh : 1km Updated, 8min ago Update in 3h

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
15
10
5
0
30
25
20
15
10
5
10
5
0
1
0.5
0
3
0
35
30
25
20
15
10
90
80
70
60
50
  • Sun 26
  • 15h
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  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
Run : 25/07 09Z Mesh : 1km Updated, 8min ago Update in 3h
  • Sun 26
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 345° N NNW
  • 335° NW NNW
  • 325° NW NW
  • 320° NW NW
  • 320° NW NW
  • 320° NW NW
  • 325° NW NW
  • 320° NW NW
  • 315° NW NW
  • 305° NW NW
  • 300° NW WNW
  • 295° NW WNW
  • 285° W WNW
  • 285° W WNW
  • 280° W W
  • 280° W W
  • 285° W WNW
  • 280° W WNW
  • 280° W WNW
  • 275° W W
  • 275° W W
  • 280° W WNW
  • 275° W W
  • 275° W W
  • 8 15 4 9 3
  • 8 15 4 9 3
  • 9 16 4 10 3
  • 8 15 4 9 3
  • 10 19 5 12 3
  • 11 21 6 13 4
  • 11 20 6 12 4
  • 10 18 5 11 3
  • 9 16 4 10 3
  • 8 14 4 9 3
  • 8 14 4 9 3
  • 8 14 4 9 3
  • 8 15 4 9 3
  • 9 17 5 11 3
  • 10 19 5 12 3
  • 10 18 5 11 3
  • 10 18 5 11 3
  • 10 19 5 12 3
  • 11 20 6 12 4
  • 11 21 6 13 4
  • 11 21 6 13 4
  • 11 21 6 13 4
  • 12 22 6 14 4
  • 12 23 6 14 4
  • 14 26 7 16 4
  • 15 28 8 17 4
  • 17 31 9 19 5
  • 17 31 9 19 5
  • 18 34 9 21 5
  • 21 38 11 24 5
  • 21 38 11 24 5
  • 20 37 10 23 5
  • 18 34 9 21 5
  • 16 29 8 18 5
  • 15 28 8 17 4
  • 15 28 8 17 4
  • 16 29 8 18 5
  • 17 32 9 20 5
  • 19 35 10 22 5
  • 19 36 10 22 5
  • 18 34 9 21 5
  • 19 36 10 22 5
  • 21 39 11 24 6
  • 21 39 11 24 6
  • 22 40 11 25 6
  • 22 40 11 25 6
  • 23 43 12 27 6
  • 23 42 12 26 6
  • 0.3
  • 0.3
  • 0.3
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.2
  • 0.3
  • 0.3
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.3
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.3
  • 0.3
  • 0.4
  • 0.3
  • 0.3
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.5
  • 0.5
  • 0.5
  • 255° W WSW
  • 240° SW WSW
  • 240° SW WSW
  • 240° SW WSW
  • 245° SW WSW
  • 250° W WSW
  • 250° W WSW
  • 260° W WSW
  • 260° W W
  • 265° W W
  • 265° W W
  • 265° W W
  • 260° W W
  • 260° W WSW
  • 250° W WSW
  • 260° W W
  • 255° W WSW
  • 255° W WSW
  • 240° SW WSW
  • 255° W WSW
  • 240° SW WSW
  • 235° SW SW
  • 240° SW WSW
  • 235° SW WSW
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • <0.1
  • 0.3
  • 0.3
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • <0.1
  • <0.1
  • 0.2
  • 0.2
  • <0.1
  • <0.1
  • <0.1
  • <0.1
  • <0.1
  • <0.1
  • <0.1
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  • 4.1
  • 4.0
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  • 2.4
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  • 90
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  • 65
  • 65
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  • 0
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  • 0.2
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  • 0
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  • -
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  • -
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  • 30
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  • 60
  • 65
  • 45
  • 0
  • 0
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  • 0
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  • 0
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  • 0
  • 0
  • >20
  • >20
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  • >20
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  • >20
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  • 1012
  • 1012
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  • 1015
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  • 1014
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  • 6
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  • 4
  • 3
  • 1
  • 0
  • 0
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  • 0
  • 0
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  • 0
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  • 0
  • 0
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  • 1
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  • 5
  • 5
  • 26 78
  • 26 79
  • 28 82
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  • 27 80
  • 25 77
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  • 21 70
  • 20 68
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  • 29 85
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  • 27 80
  • 24 74
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  • 20 69
  • 17 62
  • 16 61
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  • 16 61
  • 21 69
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  • 21 70
  • 25 78
  • 28 83
  • 15 27 4 8 17
  • 16 30 5 8 19
  • 16 29 5 8 18
  • 19 35 5 10 22
  • 21 38 5 11 24
  • 19 36 5 10 22
  • 18 34 5 9 21
  • 18 33 5 9 21
  • 17 31 5 9 19
  • 15 28 4 8 17
  • 15 28 4 8 17
  • 16 30 5 8 19
  • 17 32 5 9 20
  • 18 33 5 9 21
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  • 18 34 5 9 21
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  • 18 34 5 9 21
  • 18 33 5 9 21
  • 18 33 5 9 21
  • 19 35 5 10 22
  • 18 33 5 9 21
  • 18 33 5 9 21
  • 18 34 5 9 21
  • 0.6
  • 0.8
  • 0.9
  • 1
  • 1.1
  • 1.1
  • 1
  • 0.9
  • 0.9
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.9
  • 1
  • 1.1
  • 1.1
  • 1.2
  • 1.1
  • 1.1
  • 1.2
  • 1.2
  • 1.2
  • 1.3
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption   Glossary

Expert opinion

A westerly, moderate and very variable flow prevails over the whole area.

For Lorient - Port BSM :
No gale warning.

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

Some fair-weather cumulus clouds. In the evening, relatively clear skies becoming changeable.
NW force 3 in the middle of the day becoming force 4 in the evening. Gusts reaching 21 knots in the evening. Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility.

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)
15h
280
34
39
23.1
-
0
14h
290
26
30
23.6
-
9
13h
260
14
25
22.4
-
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Lorient

37
High tide 02h43 3.85m
Low tide 08h53 2.19m
40
High tide 15h11 4.11m
Low tide 21h22 2.09m
© METEOCONSULT 2026 - Local times

Go further

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