Weather port Saint-Nazaire

Saint-Nazaire FRALon : -2°12’,198 W Lat : 47°16’,002 N Alt : 0m
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Weather Risk Briefing
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BULLETIN

Reliability 80%
Thursday 8 october Thursday 8 oct
METEO CONSULT Run : 8/10 06Z Mesh : 1km Updated, 13min 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)
20
15
10
5
0
40
30
20
10
0
10
5
0
30
20
10
0
10
5
0
0.5
0
3
0
20
15
10
5
65
60
55
50
45
  • Fri 9
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
Run : 8/10 06Z Mesh : 1km Updated, 13min ago Update in 3h
  • Fri 9
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 330° NW NNW
  • 335° NW NNW
  • 345° N NNW
  • 345° N NNW
  • 340° N NNW
  • 340° N NNW
  • 345° N NNW
  • 345° N NNW
  • 355° N N
  • 355° N N
  • 330° NW NNW
  • 315° NW NW
  • 310° NW NW
  • 295° NW WNW
  • 285° W WNW
  • 275° W W
  • 260° W WSW
  • 250° W WSW
  • 250° W WSW
  • 245° SW WSW
  • 255° W WSW
  • 255° W WSW
  • 260° W WSW
  • 255° W WSW
  • 9 16 4 10 3
  • 9 16 4 10 3
  • 9 16 4 10 3
  • 9 16 4 10 3
  • 9 16 4 10 3
  • 8 15 4 9 3
  • 8 15 4 9 3
  • 6 12 3 7 3
  • 4 8 2 5 2
  • 4 7 2 4 2
  • 3 6 2 4 2
  • 3 5 1 3 1
  • 3 5 1 3 1
  • 3 5 1 3 1
  • 2 4 1 2 1
  • 2 4 1 2 1
  • 2 4 1 2 1
  • 3 5 1 3 1
  • 4 8 2 5 2
  • 5 9 3 6 2
  • 6 12 3 7 3
  • 7 13 4 8 3
  • 8 15 4 9 3
  • 9 17 5 11 3
  • 17 31 9 19 5
  • 17 32 9 20 5
  • 17 32 9 20 5
  • 18 33 9 21 5
  • 18 33 9 21 5
  • 17 31 9 19 5
  • 16 30 8 19 5
  • 16 29 8 18 5
  • 11 21 6 13 4
  • 9 16 4 10 3
  • 6 11 3 7 2
  • 5 9 3 6 2
  • 5 9 3 6 2
  • 4 8 2 5 2
  • 4 8 2 5 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 5 9 3 6 2
  • 8 15 4 9 3
  • 9 16 4 10 3
  • 13 24 7 15 4
  • 15 28 8 17 4
  • 17 31 9 19 5
  • 18 34 9 21 5
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.1
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.3
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0
  • 0
  • 0.1
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 235° SW SW
  • 240° SW WSW
  • 235° SW WSW
  • 235° SW SW
  • 240° SW WSW
  • 230° SW SW
  • 235° SW SW
  • 235° SW SW
  • 230° SW SW
  • 225° SW SW
  • 230° SW SW
  • 230° SW SW
  • 230° SW SW
  • 230° SW SW
  • 250° W WSW
  • 250° W WSW
  • 245° SW WSW
  • 230° SW SW
  • 230° SW SW
  • 225° SW SW
  • 225° SW SW
  • 225° SW SW
  • 225° SW SW
  • 225° SW SW
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.1
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 0.2
  • 0.1
  • 0.1
  • 5
  • 5
  • 5
  • 5
  • 7
  • 6
  • 5
  • 5
  • 6
  • 7
  • 8
  • 8
  • 6
  • 6
  • 4
  • 3
  • 4
  • 5
  • 6
  • 5
  • 5
  • 4
  • 4
  • 4
  • 50
  • 50
  • 40
  • 40
  • 70
  • 70
  • 60
  • 120
  • 120
  • 120
  • 110
  • 100
  • 90
  • 80
  • 80
  • 80
  • 60
  • 80
  • 90
  • 130
  • 80
  • 70
  • 100
  • 60
  • 2.4
  • 3.4
  • 4.4
  • 5.3
  • 5.7
  • 5.5
  • 4.9
  • 3.8
  • 2.7
  • 1.7
  • 1.1
  • 1.1
  • 1.7
  • 2.7
  • 3.9
  • 4.9
  • 5.5
  • 5.5
  • 5.0
  • 4.0
  • 2.9
  • 1.9
  • 1.3
  • 1.1
  • 19 66
  • 19 66
  • 19 66
  • 18 65
  • 18 65
  • 18 64
  • 18 64
  • 18 64
  • 18 64
  • 18 65
  • 18 65
  • 19 65
  • 19 66
  • 19 65
  • 19 65
  • 18 65
  • 18 65
  • 18 64
  • 18 64
  • 18 64
  • 18 64
  • 18 64
  • 18 65
  • 18 65
  • 70
  • 70
  • 70
  • 45
  • 45
  • 70
  • 60
  • 35
  • 30
  • 5
  • 15
  • 15
  • 20
  • 25
  • 55
  • 50
  • 75
  • 90
  • 100
  • 100
  • 100
  • 100
  • 100
  • 95
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0.2
  • 0
  • 0
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 45
  • 60
  • 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
  • 10
  • 15
  • 15
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • 1026
  • 1026
  • 1026
  • 1026
  • 1026
  • 1026
  • 1026
  • 1026
  • 1027
  • 1027
  • 1027
  • 1028
  • 1028
  • 1028
  • 1027
  • 1027
  • 1026
  • 1026
  • 1025
  • 1025
  • 1025
  • 1025
  • 1025
  • 1025
  • 1
  • 2
  • 1
  • 3
  • 2
  • 1
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 1
  • 15 58
  • 15 59
  • 16 60
  • 16 61
  • 17 62
  • 17 62
  • 16 61
  • 16 60
  • 14 57
  • 12 54
  • 12 53
  • 11 52
  • 11 51
  • 11 51
  • 11 51
  • 11 52
  • 11 52
  • 12 54
  • 13 55
  • 14 57
  • 15 58
  • 15 60
  • 16 61
  • 17 62
  • 13 55
  • 13 56
  • 14 57
  • 16 61
  • 17 63
  • 17 62
  • 15 60
  • 14 57
  • 12 54
  • 11 51
  • 10 51
  • 10 50
  • 10 49
  • 10 49
  • 10 49
  • 10 50
  • 11 51
  • 11 52
  • 11 53
  • 12 53
  • 12 54
  • 13 55
  • 13 56
  • 14 57
  • 16 30 5 8 19
  • 16 29 5 8 18
  • 15 28 4 8 17
  • 15 27 4 8 17
  • 13 25 4 7 16
  • 12 22 4 6 14
  • 13 24 4 7 15
  • 11 20 4 6 12
  • 11 20 4 6 12
  • 11 20 4 6 12
  • 10 19 3 5 12
  • 10 18 3 5 11
  • 8 15 3 4 9
  • 8 14 3 4 9
  • 8 14 3 4 9
  • 8 14 3 4 9
  • 9 16 3 4 10
  • 10 19 3 5 12
  • 12 23 4 6 14
  • 13 25 4 7 16
  • 13 25 4 7 16
  • 13 25 4 7 16
  • 15 27 4 8 17
  • 14 26 4 7 16
  • 0.8
  • 0.8
  • 0.7
  • 0.7
  • 0.7
  • 0.7
  • 0.7
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.4
  • 0.4
  • 0.5
  • 0.5
  • 0.6
  • 0.6
  • 0.6
  • 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 northeasterly, moderate and variable flow prevails over the South and the East of the basin. Over the North-West, it is southwesterly, strong and very variable.

For Saint-Nazaire :
No gale warning.

The reliability of the situation is assessed at 80%.

Clear periods developing. No precipitation. In the evening, skies with few clouds.
NNW wind force 3 from the middle of the day. Gusts reaching 18 knots in the middle of the day. Smooth sea. Low, short swell from SW. Good visibility becoming excellent in the evening.

semaphore stations

Station St Nazaire-Montoir located 6 km from Saint-Nazaire
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
12h
340
9
16
15.5
1026
0
11h
320
9
14
14
1026
0
10h
320
6
11
12.4
1025
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Saint-Nazaire

77
High tide 04h02 5.39m
Low tide 10h01 1.38m
83
High tide 16h16 5.69m
Low tide 22h33 1.06m
www.shom.fr - © SHOM 2026 - Local times

Go further

Thu
08
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