Weather port Saint-Nazaire

Saint-Nazaire FRALon : -2°12’,198 W Lat : 47°16’,002 N Alt : 0m
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07
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Wed
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Thu
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Fri
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Sat
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Sun
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Mon
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Tue
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Wed
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Thu
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BULLETIN

Reliability 85%
Thursday 7 may Thursday 7 may
METEO CONSULT Run : 6/05 00Z Mesh : 1km Updated, 6h ago Update imminent

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
30
20
10
0
10
5
0
20
15
10
5
0
10
5
0
0.5
0
3
0
25
20
15
10
5
70
60
50
40
  • Thu 7
  • 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 : 6/05 00Z Mesh : 1km Updated, 6h ago Update imminent
  • Thu 7
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 65° NE ENE
  • 100° E E
  • 125° SE SE
  • 145° SE SE
  • 135° SE SE
  • 130° SE SE
  • 120° SE ESE
  • 115° SE ESE
  • 130° SE SE
  • 130° SE SE
  • 145° SE SE
  • 160° S SSE
  • 180° S S
  • 190° S S
  • 205° SW SSW
  • 210° SW SSW
  • 220° SW SW
  • 235° SW SW
  • 245° SW WSW
  • 270° W W
  • 300° NW WNW
  • 315° NW NW
  • 330° NW NNW
  • 335° NW NNW
  • 4 7 2 4 2
  • 3 6 2 4 2
  • 3 6 2 4 2
  • 3 5 1 3 1
  • 3 6 2 4 2
  • 4 7 2 4 2
  • 4 8 2 5 2
  • 4 8 2 5 2
  • 4 8 2 5 2
  • 4 8 2 5 2
  • 5 9 3 6 2
  • 5 10 3 6 2
  • 6 11 3 7 2
  • 6 12 3 7 3
  • 7 13 4 8 3
  • 7 13 4 8 3
  • 6 12 3 7 3
  • 6 12 3 7 3
  • 5 9 3 6 2
  • 4 8 2 5 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 3 6 2 4 2
  • 6 11 3 7 2
  • 6 12 3 7 3
  • 6 12 3 7 3
  • 5 10 3 6 2
  • 6 11 3 7 2
  • 6 12 3 7 3
  • 8 14 4 9 3
  • 8 15 4 9 3
  • 9 16 4 10 3
  • 9 16 4 10 3
  • 10 19 5 12 3
  • 12 22 6 14 4
  • 13 24 7 15 4
  • 14 26 7 16 4
  • 16 29 8 18 5
  • 16 29 8 18 5
  • 15 28 8 17 4
  • 15 28 8 17 4
  • 13 24 7 15 4
  • 11 20 6 12 4
  • 9 16 4 10 3
  • 8 15 4 9 3
  • 8 14 4 9 3
  • 7 13 4 8 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
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0.1
  • 0.1
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 230° SW SW
  • 235° SW SW
  • 235° SW SW
  • 230° SW SW
  • 235° SW SW
  • 235° SW SW
  • 235° SW SW
  • 235° SW SW
  • 235° SW SW
  • 235° SW SW
  • 235° SW SW
  • 235° SW SW
  • 230° SW SW
  • 225° SW SW
  • 225° SW SW
  • 230° SW SW
  • 235° SW SW
  • 230° SW SW
  • 230° SW SW
  • 230° SW SW
  • 235° SW SW
  • 235° SW WSW
  • 230° SW SW
  • 230° SW SW
  • 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
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 4
  • 5
  • 5
  • 5
  • 5
  • 5
  • 4
  • 4
  • 4
  • 4
  • 4
  • 4
  • 4
  • 4
  • 5
  • 5
  • 5
  • 5
  • 4
  • 4
  • 4
  • 4
  • 5
  • 5
  • 35
  • 40
  • 40
  • 40
  • 40
  • 35
  • 35
  • 35
  • 35
  • 30
  • 30
  • 30
  • 35
  • 70
  • 30
  • 60
  • 60
  • 50
  • 50
  • 35
  • 35
  • 60
  • 60
  • 60
  • 3.1
  • 2.5
  • 2.1
  • 2.0
  • 2.3
  • 3.0
  • 3.8
  • 4.5
  • 4.8
  • 4.7
  • 4.4
  • 3.9
  • 3.4
  • 2.9
  • 2.5
  • 2.3
  • 2.5
  • 3.0
  • 3.7
  • 4.4
  • 4.8
  • 4.8
  • 4.6
  • 4.2
  • 15 58
  • 15 59
  • 15 59
  • 15 59
  • 15 58
  • 15 58
  • 14 58
  • 14 58
  • 15 58
  • 15 58
  • 15 59
  • 15 59
  • 15 59
  • 15 59
  • 15 60
  • 16 60
  • 16 61
  • 16 61
  • 16 61
  • 16 61
  • 16 60
  • 15 60
  • 15 59
  • 15 59
  • 45
  • 50
  • 60
  • 60
  • 60
  • 85
  • 65
  • 45
  • 45
  • 55
  • 45
  • 40
  • 45
  • 30
  • 30
  • 30
  • 15
  • 15
  • 5
  • 5
  • 5
  • 10
  • 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
  • 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
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 5
  • 10
  • 10
  • 10
  • 10
  • 10
  • 10
  • 5
  • 5
  • 15
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • 1013
  • 1013
  • 1013
  • 1013
  • 1013
  • 1013
  • 1013
  • 1013
  • 1014
  • 1014
  • 1014
  • 1014
  • 1014
  • 1014
  • 1014
  • 1014
  • 1013
  • 1013
  • 1013
  • 1012
  • 1012
  • 1013
  • 1013
  • 1013
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 1
  • 2
  • 3
  • 4
  • 5
  • 5
  • 5
  • 4
  • 3
  • 2
  • 1
  • 0
  • 0
  • 0
  • 0
  • 12 53
  • 12 53
  • 11 52
  • 11 52
  • 11 52
  • 11 52
  • 11 51
  • 10 50
  • 11 51
  • 12 53
  • 13 56
  • 14 58
  • 15 59
  • 16 61
  • 16 61
  • 16 62
  • 17 62
  • 17 62
  • 17 62
  • 16 61
  • 16 61
  • 15 58
  • 13 55
  • 12 54
  • 10 51
  • 10 50
  • 10 49
  • 10 50
  • 10 50
  • 10 49
  • 9 48
  • 9 47
  • 9 49
  • 12 53
  • 15 58
  • 17 63
  • 19 66
  • 20 68
  • 20 69
  • 20 68
  • 20 69
  • 20 68
  • 19 67
  • 18 64
  • 16 61
  • 14 56
  • 12 53
  • 11 51
  • 3 6 2 2 4
  • 4 8 2 2 5
  • 5 10 2 3 6
  • 6 11 2 3 7
  • 7 13 3 4 8
  • 8 14 3 4 9
  • 7 13 3 4 8
  • 7 13 3 4 8
  • 6 12 3 3 7
  • 6 11 2 3 7
  • 5 10 2 3 6
  • 5 10 2 3 6
  • 5 9 2 3 6
  • 5 10 2 3 6
  • 5 10 2 3 6
  • 5 10 2 3 6
  • 5 10 2 3 6
  • 5 10 2 3 6
  • 6 12 3 3 7
  • 7 13 3 4 8
  • 7 13 3 4 8
  • 6 12 3 3 7
  • 5 9 2 3 6
  • 4 8 2 2 5
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption   Glossary

Expert opinion

A northerly and very variable flow prevails over the whole area.

For Saint-Nazaire :
No gale warning.

We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.

Increasing clear spells. Skies becoming less cloudy in the afternoon. No precipitation. In the evening, skies with few clouds.
SE force 2 turning SSW force 3 in the middle of the day then NW force 2. Gusts reaching 16 knots in the middle of the day. Rippled sea temporarily smooth in the middle of the day. Low, short swell from SW. Poor visibility becoming excellent in the middle of the day.

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)
23h
10
10
19
12.4
1014
0
22h
350
9
15
13.6
1013
0
21h
290
12
20
14.2
1013
0
observation.semaphores_link
Météo France - RADOME
observation.semaphore_link

Tides at Saint-Nazaire

53
Low tide 02h56 1.99m
High tide 08h06 4.78m
48
Low tide 15h12 2.33m
High tide 20h33 4.86m
www.shom.fr - © SHOM 2026 - Local times

Go further

Thu
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* +33 1 77 86 86 86: short number of forecasts for France accessible from France - €2.99 per call** 0899 70 12 34: number of forecasts for France and the World accessible from France - €2.99 per call



        
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