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 70%
Saturday 22 august Saturday 22 aug
METEO CONSULT Run : 21/08 18Z Mesh : 1km Updated, 3h ago Update in 23min

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)
30
20
10
0
50
40
30
20
10
0
15
10
5
0
30
20
10
0
10
5
0
1
0.5
0
3
0
25
20
15
10
75
70
65
60
55
50
  • Sun 23
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Run : 21/08 18Z Mesh : 1km Updated, 3h ago Update in 23min
  • Sun 23
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  • 320° NW NW
  • 320° NW NW
  • 320° NW NW
  • 315° NW NW
  • 325° NW NW
  • 330° NW NNW
  • 75° E ENE
  • 50° NE NE
  • 55° NE NE
  • 50° NE NE
  • 55° NE NE
  • 60° NE ENE
  • 60° NE ENE
  • 55° NE NE
  • 55° NE NE
  • 55° NE NE
  • 55° NE NE
  • 55° NE NE
  • 55° NE NE
  • 60° NE ENE
  • 65° NE ENE
  • 70° E ENE
  • 75° E ENE
  • 75° E ENE
  • 6 11 3 7 2
  • 5 9 3 6 2
  • 4 7 2 4 2
  • 3 5 1 3 1
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  • 1 1 0 1 1
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  • 9 16 4 10 3
  • 10 19 5 12 3
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  • 10 18 5 11 3
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  • 7 13 4 8 3
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  • 16 29 8 18 5
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  • 17 31 9 19 5
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  • 12 23 6 14 4
  • 12 23 6 14 4
  • 0.6
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  • 0.2
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  • 0.1
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  • 315° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 315° NW NW
  • 310° NW NW
  • 305° NW NW
  • 305° NW NW
  • 305° NW NW
  • 310° NW NW
  • 315° NW NW
  • 310° NW NW
  • 325° NW NW
  • 325° NW NW
  • 330° NW NNW
  • 330° NW NNW
  • 345° N NNW
  • 350° N N
  • 350° N N
  • 355° N N
  • 355° N N
  • 355° N N
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  • 0.9
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 variable flow prevails over the whole area.

For Port-Blanc :
No gale warning.

The reliability of the situation is assessed at 70%.

Good clear periods alternating with cloudy spells, rather dense in the morning. The risk of seeing rain will remain low. In the evening, lots of good clear periods.
Chance of light rain. N force 2 in the morning freshening NE force 4 in the middle of the day. Gusts reaching 22 knots in the middle of the day. Smooth to slight sea. Low, short swell from NW. Excellent visibility.

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)
03h
300
8
15
14.7
1020
0
02h
320
9
22
15.1
1020
0
01h
330
12
21
15.3
1019
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Port-Blanc

27
High tide 01h17 6.57m
Low tide 07h45 4.36m
26
High tide 14h15 6.53m
Low tide 20h50 4.38m
© METEOCONSULT 2026 - Local times

Go further

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