Weather beach Plage de Treompan

Lampaul-Ploudalmézeau (29830)Lon : -4°40’,419 W Lat : 48°34’,176 N Alt : 0m
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Weather Risk Briefing
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BULLETIN

Reliability 90%
Monday 21 september Monday 21 sep
METEO CONSULT Run : 20/09 15Z Mesh : 1km Updated, 3h 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
5
0
1.5
1
0.5
3
0
25
20
15
10
75
70
65
60
55
50
  • Mon 21
  • 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 : 20/09 15Z Mesh : 1km Updated, 3h ago Update imminent
  • Mon 21
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 105° E ESE
  • 90° E E
  • 70° E ENE
  • 25° NE NNE
  • 40° NE NE
  • 70° E ENE
  • 85° E E
  • 110° E ESE
  • 75° E ENE
  • 75° E ENE
  • 65° NE ENE
  • 55° NE NE
  • 50° NE NE
  • 25° NE NNE
  • 15° N NNE
  • 20° N NNE
  • 25° NE NNE
  • 30° NE NNE
  • 35° NE NE
  • 40° NE NE
  • 45° NE NE
  • 55° NE NE
  • 60° NE ENE
  • 65° NE ENE
  • 1 2 1 1 1
  • 1 2 1 1 1
  • 1 2 1 1 1
  • 1 2 1 1 1
  • 1 2 1 1 1
  • 2 3 1 2 1
  • 2 3 1 2 1
  • 2 3 1 2 1
  • 2 3 1 2 1
  • 2 4 1 2 1
  • 3 5 1 3 1
  • 4 7 2 4 2
  • 4 8 2 5 2
  • 5 9 3 6 2
  • 7 13 4 8 3
  • 8 15 4 9 3
  • 9 16 4 10 3
  • 9 16 4 10 3
  • 9 16 4 10 3
  • 8 15 4 9 3
  • 8 15 4 9 3
  • 8 14 4 9 3
  • 7 13 4 8 3
  • 6 12 3 7 3
  • 3 5 1 3 1
  • 3 5 1 3 1
  • 3 6 2 4 2
  • 3 5 1 3 1
  • 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
  • 4 8 2 5 2
  • 5 9 3 6 2
  • 7 13 4 8 3
  • 8 15 4 9 3
  • 9 16 4 10 3
  • 12 23 6 14 4
  • 13 25 7 16 4
  • 15 27 8 17 4
  • 15 28 8 17 4
  • 15 27 8 17 4
  • 14 26 7 16 4
  • 13 25 7 16 4
  • 13 24 7 15 4
  • 12 23 6 14 4
  • 11 21 6 13 4
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 0.9
  • 0.9
  • 0.9
  • 0.9
  • 0.9
  • 0.9
  • 0.9
  • 0.8
  • 0.8
  • 0.8
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 0.1
  • 0.1
  • 0.1
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 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
  • 0.9
  • 0.9
  • 0.9
  • 0.9
  • 0.9
  • 0.9
  • 0.9
  • 0.8
  • 0.8
  • 0.8
  • 0.8
  • 10
  • 10
  • 10
  • 10
  • 10
  • 10
  • 10
  • 10
  • 10
  • 10
  • 10
  • 10
  • 11
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  • 10
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  • 10
  • 150
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  • 160
  • 150
  • 150
  • 150
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  • 140
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  • 140
  • 140
  • 140
  • 130
  • 4.9
  • 5.1
  • 5.1
  • 5.0
  • 4.7
  • 4.3
  • 4.0
  • 3.7
  • 3.6
  • 3.7
  • 4.0
  • 4.4
  • 4.8
  • 5.2
  • 5.4
  • 5.4
  • 5.2
  • 4.7
  • 4.2
  • 3.8
  • 3.4
  • 3.3
  • 3.4
  • 3.8
  • 17 62
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  • 5
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  • 5
  • 85
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  • 65
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  • 60
  • 45
  • 50
  • 25
  • 15
  • 40
  • 50
  • 40
  • 0
  • 0
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  • 0
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  • 0
  • 0
  • -
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  • 0
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  • 0
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  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
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  • 0
  • 0
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  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • <0.1
  • <0.1
  • 0.2
  • 0.6
  • 0.4
  • 0.2
  • 0.2
  • <0.1
  • <0.1
  • 0.2
  • 1
  • 4
  • 10
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • 5
  • 4
  • 3
  • 1032
  • 1032
  • 1033
  • 1032
  • 1032
  • 1032
  • 1032
  • 1033
  • 1033
  • 1033
  • 1033
  • 1033
  • 1033
  • 1033
  • 1033
  • 1032
  • 1032
  • 1031
  • 1031
  • 1031
  • 1031
  • 1031
  • 1031
  • 1031
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 1
  • 1
  • 3
  • 3
  • 3
  • 3
  • 2
  • 1
  • 0
  • 0
  • 0
  • 0
  • 0
  • 15 58
  • 15 59
  • 15 59
  • 15 60
  • 15 60
  • 15 60
  • 15 60
  • 16 60
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  • 19 65
  • 18 64
  • 17 62
  • 16 60
  • 15 60
  • 15 59
  • 14 57
  • 14 58
  • 15 58
  • 15 59
  • 15 59
  • 15 58
  • 15 59
  • 15 59
  • 15 59
  • 15 59
  • 16 61
  • 17 62
  • 19 66
  • 22 71
  • 21 70
  • 21 69
  • 20 69
  • 20 68
  • 18 65
  • 17 62
  • 14 58
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  • 13 55
  • 13 55
  • 3 5 1 1 3
  • 3 5 1 1 3
  • 2 4 1 1 2
  • 2 3 1 1 2
  • 2 3 1 1 2
  • 1 1 1 0 1
  • 1 1 1 0 1
  • 2 4 1 1 2
  • 2 3 1 1 2
  • 2 3 1 1 2
  • 1 2 1 1 1
  • 1 2 1 1 1
  • 1 2 1 1 1
  • 2 4 1 1 2
  • 3 6 2 2 4
  • 4 8 2 2 5
  • 5 10 2 3 6
  • 6 12 3 3 7
  • 8 14 3 4 9
  • 9 16 3 4 10
  • 9 16 3 4 10
  • 8 15 3 4 9
  • 8 14 3 4 9
  • 7 13 3 4 8
  • 1.6
  • 1.6
  • 1.6
  • 1.6
  • 1.6
  • 1.6
  • 1.6
  • 1.5
  • 1.5
  • 1.5
  • 1.5
  • 1.5
  • 1.5
  • 1.4
  • 1.4
  • 1.4
  • 1.4
  • 1.3
  • 1.3
  • 1.3
  • 1.3
  • 1.2
  • 1.2
  • 1.2
Forecasts established in local time
Caption   Glossary

Expert opinion

High 1027 hPa centered at 150 nautical miles in the West-South-West of the Île de Sein moving at 19 knots to the North-East and gaining strength to 1032 hPa to be centered on the North of England.

For Plage de Treompan :
No gale warning.

We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.

Overcast skies clearing up during the morning, cloudy spells, sometimes dense, in the afternoon. No precipitation. In the evening, clear spells, risk of mist forming.
No precipitation. ENE force 2 turning NNE force 3 in the middle of the day then NE. Gusts reaching 15 knots in the middle of the day. Slight sea. Low, fairly long swell from WNW. Visibility reduced by dense fog becoming good in the middle of the day then reduced by mist.

semaphore stations

Station Brignogan located 28 km from Plage de Treompan
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
00h
300
4
5
-
-
0
23h
260
4
5
-
-
0
22h
270
4
6
-
-
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Portsall

24
High tide 01h41 5.13m
Low tide 08h09 3.61m
29
High tide 14h29 5.43m
Low tide 21h06 3.26m
© METEOCONSULT 2026 - Local times

Go further

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