Weather beach Plage de Saint-Marc

Saint-Nazaire (44600)Longitude : -2°16’,89 W Latitude : 47°14’,256 N Altitude : 0m
Thu
28
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Sat
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Sun
31
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Mon
01
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Tue
02
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Wed
03
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Thu
04
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Fri
05
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Sat
06
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Sun
07
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Mon
08
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Tue
09
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Wed
10
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Thu
11
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BULLETIN

(established in local time)
Reliability 85%
Thursday 28 august

Wind

Average winds
Gusts
10m above ground level:
Direction
Speed
Gusts
Under storms

Waves

Total sea (m) (m)
Swell height (m) (m)
Total sea (m)
Total wave height (m)
Wind (m)
Swell direction
Swell height (m)
Swell period (s)
Wave length (m)
High tide (m)
Sea temp

Weather

Rain (mm) (mm)
Cloud cover(%)
Amount of precipitation(mm)
Type of precipitation
Precipitation risk(%)
Visibility(km)
Pressure(hPa)
UV

Temperature

Air temp
Perceived temp
Air temp
Perceived temp

Offshore

Offshore wind
Offshore sea (m)
40
30
20
10
0
60
50
40
30
20
10
0
20
15
10
5
0
40
30
20
10
0
10
5
0
2
1.5
1
0.5
9
6
3
0
25
20
15
10
70
65
60
55
50
  • Fri 29
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 00h
  • 01h
  • 02h
  • 03h
  • Fri 29
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 00h
  • 01h
  • 02h
  • 03h
  • 280° W WNW
  • 295° NW WNW
  • 285° W WNW
  • 260° W W
  • 255° W WSW
  • 260° W W
  • 250° W WSW
  • 250° W WSW
  • 245° SW WSW
  • 240° SW WSW
  • 240° SW WSW
  • 240° SW WSW
  • 255° W WSW
  • 250° W WSW
  • 255° W WSW
  • 250° W WSW
  • 250° W WSW
  • 245° SW WSW
  • 245° SW WSW
  • 235° SW SW
  • 230° SW SW
  • 225° SW SW
  • 215° SW SW
  • 220° SW SW
  • 8 15 4 9 3
  • 5 9 3 6 2
  • 5 9 3 6 2
  • 8 15 4 9 3
  • 8 15 4 9 3
  • 9 17 5 11 3
  • 11 21 6 13 4
  • 12 22 6 14 4
  • 12 23 6 14 4
  • 12 23 6 14 4
  • 12 22 6 14 4
  • 12 23 6 14 4
  • 16 29 8 18 5
  • 17 31 9 19 5
  • 17 31 9 19 5
  • 16 29 8 18 5
  • 16 29 8 18 5
  • 15 27 8 17 4
  • 14 26 7 16 4
  • 15 27 8 17 4
  • 16 29 8 18 5
  • 15 28 8 17 4
  • 17 32 9 20 5
  • 19 36 10 22 5
  • 13 25 7 16 4
  • 10 18 5 11 3
  • 9 17 5 11 3
  • 12 22 6 14 4
  • 12 22 6 14 4
  • 14 26 7 16 4
  • 17 31 9 19 5
  • 18 33 9 21 5
  • 18 34 9 21 5
  • 20 37 10 23 5
  • 19 35 10 22 5
  • 19 36 10 22 5
  • 23 43 12 27 6
  • 25 46 13 29 6
  • 24 44 12 27 6
  • 24 45 13 28 6
  • 22 41 11 25 6
  • 23 42 12 26 6
  • 22 41 11 25 6
  • 23 42 12 26 6
  • 23 43 12 27 6
  • 24 45 13 28 6
  • 25 47 13 29 6
  • 30 56 16 35 7
  • - - - - -
  • - - - - -
  • - - - - -
  • - - - - -
  • - - - - -
  • - - - - -
  • - - - - -
  • - - - - -
  • - - - - -
  • >25 >50 >14 >30 >7
  • >25 >50 >14 >30 >7
  • >25 >50 >14 >30 >7
  • >25 >50 >14 >30 >7
  • - - - - -
  • - - - - -
  • - - - - -
  • - - - - -
  • >25 >50 >14 >30 >7
  • >25 >50 >14 >30 >7
  • >25 >50 >14 >30 >7
  • >25 >50 >14 >30 >7
  • >25 >50 >14 >30 >7
  • >25 >50 >14 >30 >7
  • >30 >55 >16 >35 >7
  • 1.3
  • 1.3
  • 1.3
  • 1.2
  • 1.2
  • 1.1
  • 1.1
  • 1.2
  • 1.2
  • 1.2
  • 1.2
  • 1.2
  • 1.3
  • 1.3
  • 1.3
  • 1.3
  • 1.3
  • 1.2
  • 1.2
  • 1.2
  • 1.3
  • 1.3
  • 1.4
  • 1.5
  • 2.4
  • 2.4
  • 2.3
  • 2.3
  • 2.2
  • 2.1
  • 2.1
  • 2.2
  • 2.2
  • 2.2
  • 2.2
  • 2.3
  • 2.3
  • 2.4
  • 2.4
  • 2.4
  • 2.4
  • 2.3
  • 2.3
  • 2.3
  • 2.4
  • 2.4
  • 2.6
  • 2.7
  • 0.2
  • 0.2
  • 0.2
  • 0.3
  • 0.4
  • 0.5
  • 0.6
  • 0.5
  • 0.6
  • 0.5
  • 0.6
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 0.9
  • 0.7
  • 0.8
  • 0.8
  • 1
  • 0.7
  • 1.2
  • 1.1
  • 235° SW SW
  • 235° SW SW
  • 235° SW SW
  • 235° SW SW
  • 230° SW SW
  • 230° SW SW
  • 225° SW SW
  • 235° SW SW
  • 235° SW SW
  • 235° SW SW
  • 235° SW SW
  • 230° SW SW
  • 230° SW SW
  • 235° SW SW
  • 230° SW SW
  • 225° SW SW
  • 220° SW SW
  • 225° SW SW
  • 225° SW SW
  • 220° SW SW
  • 235° SW SW
  • 220° SW SW
  • 190° S SSW
  • 205° SW SSW
  • 1.3
  • 1.3
  • 1.2
  • 1.2
  • 1.1
  • 1.0
  • 1.0
  • 1.0
  • 1.0
  • 1.0
  • 1.0
  • 0.9
  • 0.9
  • 1.0
  • 1.0
  • 0.9
  • 0.9
  • 1.0
  • 0.9
  • 0.9
  • 0.7
  • 0.9
  • 0.6
  • 0.9
  • 11
  • 11
  • 11
  • 10
  • 10
  • 10
  • 11
  • 11
  • 11
  • 11
  • 12
  • 11
  • 9
  • 10
  • 10
  • 10
  • 11
  • 10
  • 10
  • 11
  • 11
  • 7
  • 7
  • 6
  • 190
  • 190
  • 180
  • 170
  • 170
  • 170
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  • 180
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  • 170
  • 160
  • 150
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  • 140
  • 140
  • 140
  • 150
  • 160
  • 160
  • 170
  • 70
  • 70
  • 2.1
  • 3.1
  • 4.2
  • 4.9
  • 5.1
  • 4.8
  • 4.3
  • 3.5
  • 2.7
  • 2.1
  • 1.7
  • 1.6
  • 2.1
  • 3.0
  • 4.0
  • 4.8
  • 5.1
  • 4.9
  • 4.4
  • 3.7
  • 3.0
  • 2.4
  • 1.9
  • 1.7
  • 19 65
  • 19 65
  • 19 65
  • 19 65
  • 19 65
  • 19 65
  • 19 65
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  • 19 66
  • 0
  • 75
  • 45
  • 40
  • 45
  • 30
  • 60
  • 60
  • 70
  • 85
  • 80
  • 70
  • 70
  • 50
  • 90
  • 75
  • 95
  • 80
  • 100
  • 100
  • 75
  • 90
  • 85
  • 100
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0.4
  • 0.3
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0.1
  • 0.1
  • 0
  • 0
  • 0.7
  • 2.4
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 25
  • 45
  • 55
  • 50
  • 40
  • 30
  • 25
  • 25
  • 25
  • 40
  • 50
  • 50
  • 45
  • 40
  • 60
  • 80
  • >20
  • >20
  • >20
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  • >20
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  • >20
  • >20
  • >20
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  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • 1008
  • 1007
  • 1007
  • 1007
  • 1008
  • 1008
  • 1008
  • 1008
  • 1008
  • 1008
  • 1008
  • 1008
  • 1008
  • 1008
  • 1008
  • 1007
  • 1007
  • 1007
  • 1007
  • 1006
  • 1006
  • 1005
  • 1004
  • 1002
  • 0
  • 0
  • 0
  • 0
  • 0
  • 1
  • 1
  • 2
  • 3
  • 3
  • 4
  • 4
  • 3
  • 2
  • 1
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 16 60
  • 14 57
  • 14 58
  • 15 59
  • 15 59
  • 17 62
  • 18 64
  • 19 66
  • 19 66
  • 19 66
  • 19 66
  • 19 66
  • 19 67
  • 20 67
  • 19 67
  • 19 65
  • 18 65
  • 18 64
  • 18 64
  • 18 64
  • 18 64
  • 18 64
  • 18 65
  • 18 64
  • 13 55
  • 12 54
  • 12 54
  • 12 53
  • 13 55
  • 15 59
  • 17 62
  • 18 64
  • 19 66
  • 17 63
  • 19 67
  • 17 62
  • 19 65
  • 18 64
  • 17 62
  • 15 59
  • 14 56
  • 13 55
  • 13 55
  • 13 55
  • 13 55
  • 13 55
  • 13 55
  • 12 53
  • 10 18 3 5 11
  • 10 19 3 5 12
  • 10 19 3 5 12
  • 11 20 4 6 12
  • 11 21 4 6 13
  • 12 22 4 6 14
  • 13 24 4 7 15
  • 13 24 4 7 15
  • 16 29 5 8 18
  • 17 31 5 9 19
  • 16 30 5 8 19
  • 17 32 5 9 20
  • 18 33 5 9 21
  • 18 33 5 9 21
  • 18 33 5 9 21
  • 18 33 5 9 21
  • 16 30 5 8 19
  • 16 30 5 8 19
  • 17 31 5 9 19
  • 16 30 5 8 19
  • 16 30 5 8 19
  • 18 34 5 9 21
  • 21 38 5 11 24
  • 19 36 5 10 22
  • 1
  • 1
  • 0.9
  • 0.9
  • 0.9
  • 1
  • 1
  • 1.1
  • 1.1
  • 1.1
  • 1.1
  • 1.1
  • 1.1
  • 1.1
  • 1
  • 1
  • 1
  • 1
  • 1.1
  • 1.1
  • 1.1
  • 1.1
  • 1.1
  • 1.1
Forecasts established in local time
Last updated 9min ago | Next update in 3h
Caption

Expert opinion

A westerly, strong and mostly variable flow prevails over the whole area.

For Plage de Saint-Marc :
Warning strong breeze offshore.

We are 85% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.

Cloud and sun in the morning, very cloudy with possibility of thunder storms in the afternoon. No precipitation in the morning, light showers in the afternoon. In the evening, very cloudy with risk of storms.
Light showers. WSW force 4 in the morning becoming force 5 in the middle of the day. Gusts reaching 25 knots in the middle of the day. Slight sea. Low, fairly long swell from SW. Excellent visibility becoming excellent in the middle of the day.

Tides at Le Grand Charpentier

73
Low tide 02h33 1.41m
High tide 07h43 5.12m
68
Low tide 14h42 1.58m
High tide 19h55 5.07m
© METEOCONSULT 2025
Thu
28
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Fri
29
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Sat
30
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Sun
31
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Mon
01
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Tue
02
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Wed
03
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Thu
04
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Fri
05
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Sat
06
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Sun
07
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- nd - km/h - bft - m/s - mph
Mon
08
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Tue
09
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- nd - km/h - bft - m/s - mph
Wed
10
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- nd - km/h - bft - m/s - mph
Thu
11
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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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