Weather port Port-Blanc

Penvénan FRALon : -3°18’,798 W Lat : 48°50’,298 N Alt : 0m
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Weather Risk Briefing
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BULLETIN

Reliability 75%
Tuesday 15 september Tuesday 15 sep
METEO CONSULT Run : 15/09 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.swell
Swell height (m)

Weather

Rain (mm) (mm)
Precipitation:
Amount of precipitation Amount of precipitation (mm)
Type of precipitation Type of precipitation
Risks:
Precipitation risk Precipitation risk (%)

Temperature

Air temp Air temp
Perceived temp
Air temp
Perceived temp
20
15
10
5
35
30
25
20
15
10
5
0
25
20
15
10
10
5
0
1
0.5
0
3
0
20
15
10
70
65
60
55
  • 25 11h25
  • 30 11h30
  • 35 11h35
  • 40 11h40
  • 45 11h45
  • 50 11h50
  • 55 11h55
  • 12h00 12h00
  • 05 12h05
  • 10 12h10
  • 15 12h15
  • 20 12h20
  • 25 12h25
  • 30 12h30
  • 35 12h35
  • 40 12h40
  • 45 12h45
  • 50 12h50
  • 55 12h55
  • 13h00 13h00
  • 05 13h05
  • 10 13h10
  • 15 13h15
  • 20 13h20
Run : 15/09 03Z Mesh : 1km Updated, 4h ago Update imminent
  • 25 11h25
  • 30 11h30
  • 35 11h35
  • 40 11h40
  • 45 11h45
  • 50 11h50
  • 55 11h55
  • 12h00 12h00
  • 05 12h05
  • 10 12h10
  • 15 12h15
  • 20 12h20
  • 25 12h25
  • 30 12h30
  • 35 12h35
  • 40 12h40
  • 45 12h45
  • 50 12h50
  • 55 12h55
  • 13h00 13h00
  • 05 13h05
  • 10 13h10
  • 15 13h15
  • 20 13h20
  • 255° W WSW
  • 260° W WSW
  • 260° W W
  • 260° W W
  • 265° W W
  • 265° W W
  • 265° W W
  • 265° W W
  • 270° W W
  • 270° W W
  • 270° W W
  • 270° W W
  • 275° W W
  • 275° W W
  • 275° W W
  • 275° W W
  • 280° W W
  • 280° W W
  • 280° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 285° W WNW
  • 290° W WNW
  • 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
  • 9 16 4 10 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 10 18 5 11 3
  • 10 18 5 11 3
  • 10 18 5 11 3
  • 10 18 5 11 3
  • 10 18 5 11 3
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 11 20 6 12 4
  • 11 20 6 12 4
  • 15 27 8 17 4
  • 15 27 8 17 4
  • 15 27 8 17 4
  • 15 28 8 17 4
  • 15 28 8 17 4
  • 15 28 8 17 4
  • 16 29 8 18 5
  • 16 29 8 18 5
  • 16 29 8 18 5
  • 16 30 8 19 5
  • 16 30 8 19 5
  • 16 30 8 19 5
  • 16 30 8 19 5
  • 17 31 9 19 5
  • 17 31 9 19 5
  • 17 31 9 19 5
  • 17 32 9 20 5
  • 17 32 9 20 5
  • 17 32 9 20 5
  • 18 33 9 21 5
  • 18 33 9 21 5
  • 18 33 9 21 5
  • 18 33 9 21 5
  • 18 34 9 21 5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
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  • 0.6
  • 0.6
  • 0.6
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  • 0.4
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  • 0.4
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  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 40
  • 40
  • 40
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  • 40
  • 45
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  • 45
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  • 40
  • 35
  • 30
  • 30
  • 19 65
  • 19 65
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  • 19 65
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  • 19 65
  • 19 65
  • 19 65
  • 18 65
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  • 18 65
  • 16 60
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Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption   Glossary

Expert opinion

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

For Port-Blanc :
No gale warning.

The reliability of the situation is assessed at 75%.

Very cloudy. But clear spells will become more and more widespread. Risk of showers in the morning, possibility of a few spots in the afternoon. In the evening, lots of good clear periods.
No precipitation. WSW force 3 in the morning turning WNW force 4 in the middle of the day. Gusts reaching 24 knots from the middle of the day. Smooth to slight sea becoming slight in the middle of the day. Low, short swell from NW. Visibility reduced by mist becoming excellent in the middle of the day then excellent.

semaphore stations

Station Ploumanac'H located 12 km from Port-Blanc
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
11h
270
12
20
17.1
1020
2
10h
230
10
15
18
1019
0
09h
220
7
11
17
1019
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Port-Blanc

83
Low tide 03h49 1.68m
High tide 09h46 9.59m
77
Low tide 16h01 1.9m
High tide 21h52 9.44m
© METEOCONSULT 2026 - Local times

Go further

Tue
15
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Wed
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Fri
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Sat
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Tue
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Sun
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Mon
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Tue
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