Weather fishing spot Epave du M4021

Groix FRALon : -3°29’,0202 W Lat : 47°39’,51 N Alt : 0m
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Weather Risk Briefing
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BULLETIN

Reliability 80%
Saturday 8 august Saturday 8 aug
METEO CONSULT Run : 8/08 03Z Mesh : 1km Updated, 4h 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
15
10
5
0
30
20
10
0
10
5
0
20
15
10
5
0
5
0
0.5
0
3
0
40
30
20
10
100
90
80
70
60
50
  • Sun 9
  • 11h
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  • 00h
  • 01h
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  • 03h
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  • 07h
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  • 09h
  • 10h
Run : 8/08 03Z Mesh : 1km Updated, 4h ago Update imminent
  • Sun 9
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
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  • 00h
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  • 03h
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  • 07h
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  • 10h
  • 105° E ESE
  • 110° E ESE
  • 125° SE SE
  • 135° SE SE
  • 145° SE SSE
  • 170° S SSE
  • 200° S SSW
  • 235° SW SW
  • 265° W W
  • 280° W W
  • 285° W WNW
  • 290° W WNW
  • 300° NW WNW
  • 300° NW WNW
  • 310° NW NW
  • 300° NW WNW
  • 295° NW WNW
  • 300° NW WNW
  • 310° NW NW
  • 300° NW WNW
  • 300° NW WNW
  • 315° NW NW
  • 320° NW NW
  • 320° NW NW
  • 8 14 4 9 3
  • 8 14 4 9 3
  • 7 13 4 8 3
  • 8 15 4 9 3
  • 6 12 3 7 3
  • 5 9 3 6 2
  • 5 9 3 6 2
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  • 6 11 3 7 2
  • 5 10 3 6 2
  • 6 12 3 7 3
  • 5 10 3 6 2
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  • 4 7 2 4 2
  • 4 8 2 5 2
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  • 6 11 3 7 2
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  • 5 10 3 6 2
  • 8 14 4 9 3
  • 5 9 3 6 2
  • 14 26 7 16 4
  • 14 26 7 16 4
  • 13 24 7 15 4
  • 12 23 6 14 4
  • 12 22 6 14 4
  • 10 18 5 11 3
  • 8 15 4 9 3
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  • 10 18 5 11 3
  • 10 18 5 11 3
  • 8 15 4 9 3
  • 8 15 4 9 3
  • 6 11 3 7 2
  • 8 14 4 9 3
  • 8 15 4 9 3
  • 9 16 4 10 3
  • 9 17 5 11 3
  • 9 16 4 10 3
  • 9 16 4 10 3
  • 11 21 6 13 4
  • 12 22 6 14 4
  • 0.3
  • 0.3
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
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  • 0.3
  • 0.3
  • 0.3
  • 0.2
  • 0.1
  • 0.1
  • 0.1
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 225° SW SW
  • 215° SW SSW
  • 210° SW SSW
  • 215° SW SW
  • 220° SW SW
  • 230° SW SW
  • 235° SW SW
  • 240° SW WSW
  • 245° SW WSW
  • 250° W WSW
  • 255° W WSW
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  • 260° W WSW
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  • 260° W W
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  • 260° W W
  • 260° W W
  • 260° W W
  • 0.2
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  • 0.3
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  • 100
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  • 3.6
  • 3.9
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  • 2.4
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  • 55
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  • 0
  • 0
  • >20
  • >20
  • >20
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  • >20
  • >20
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  • 15
  • 15
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  • 1017
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  • 3
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  • 24 76
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  • 18 64
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Forecasts established in local time
Caption   Glossary

Expert opinion

For Epave du M4021 :
No gale warning.

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

Fair weather with mostly clear skies. In the evening, skies with few clouds.
E force 3 turning SE in the middle of the day then WNW. Gusts reaching 14 knots until the middle of the day. Smooth sea. Low, fairly long swell from WSW. Excellent visibility becoming good in the evening.

semaphore stations

Station Ile De Groix located 2 km from Epave du M4021
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
11h
100
18
28
22.6
-
14
10h
90
21
29
19.8
-
0
09h
80
18
27
18
-
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Port-Tudy

46
High tide 00h36 4.1m
Low tide 06h41 2.04m
46
High tide 13h23 4.15m
Low tide 19h31 1.98m
www.shom.fr - © SHOM 2026 - Local times
Sat
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