Weather board sports area Lagune du Letty

Bénodet FRALon : -4°6 W Lat : 47°52’,2 N Alt : 11m
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Weather Risk Briefing
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BULLETIN

Reliability 70%
Thursday 17 september Thursday 17 sep
METEO CONSULT Run : 16/09 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)
30
20
10
0
50
40
30
20
10
0
15
10
5
0
30
20
10
0
10
5
0
0.5
0
3
0
25
20
15
10
70
65
60
55
50
  • Thu 17
  • 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 : 16/09 15Z Mesh : 1km Updated, 3h ago Update imminent
  • Thu 17
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 290° W WNW
  • 275° W W
  • 260° W W
  • 255° W WSW
  • 255° W WSW
  • 260° W WSW
  • 255° W WSW
  • 245° SW WSW
  • 250° W WSW
  • 250° W WSW
  • 250° W WSW
  • 250° W WSW
  • 250° W WSW
  • 260° W W
  • 270° W W
  • 290° W WNW
  • 300° NW WNW
  • 310° NW NW
  • 315° NW NW
  • 310° NW NW
  • 315° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 4 8 2 5 2
  • 4 8 2 5 2
  • 5 9 3 6 2
  • 5 10 3 6 2
  • 6 11 3 7 2
  • 6 12 3 7 3
  • 8 15 4 9 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 12 22 6 14 4
  • 11 20 6 12 4
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 9 17 5 11 3
  • 8 14 4 9 3
  • 6 11 3 7 2
  • 4 8 2 5 2
  • 3 6 2 4 2
  • 8 15 4 9 3
  • 8 14 4 9 3
  • 7 13 4 8 3
  • 6 12 3 7 3
  • 9 16 4 10 3
  • 10 18 5 11 3
  • 9 16 4 10 3
  • 11 20 6 12 4
  • 11 21 6 13 4
  • 13 25 7 16 4
  • 16 30 8 19 5
  • 18 34 9 21 5
  • 19 36 10 22 5
  • 23 42 12 26 6
  • 24 44 12 27 6
  • 21 39 11 24 6
  • 20 37 10 23 5
  • 20 37 10 23 5
  • 20 37 10 23 5
  • 19 36 10 22 5
  • 17 32 9 20 5
  • 14 26 7 16 4
  • 10 19 5 12 3
  • 7 13 4 8 3
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.3
  • 0.3
  • 0.3
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.1
  • 220° SW SW
  • 220° SW SW
  • 230° SW SW
  • 230° SW SW
  • 235° SW SW
  • 245° SW WSW
  • 225° SW SW
  • 225° SW SW
  • 220° SW SW
  • 220° SW SW
  • 220° SW SW
  • 215° SW SW
  • 215° SW SW
  • 215° SW SSW
  • 215° SW SSW
  • 215° SW SSW
  • 215° SW SW
  • 215° SW SW
  • 220° SW SW
  • 220° SW SW
  • 220° SW SW
  • 225° SW SW
  • 230° SW SW
  • 245° SW WSW
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 6
  • 7
  • 7
  • 6
  • 5
  • 5
  • 6
  • 7
  • 7
  • 6
  • 7
  • 6
  • 6
  • 6
  • 5
  • 5
  • 5
  • 5
  • 5
  • 5
  • 4
  • 4
  • 3
  • 4
  • 40
  • 40
  • 40
  • 40
  • 40
  • 40
  • 40
  • 40
  • 50
  • 70
  • 70
  • 60
  • 50
  • 40
  • 35
  • 35
  • 30
  • 30
  • 30
  • 30
  • 30
  • 30
  • 35
  • 35
  • 3.1
  • 2.5
  • 2.0
  • 1.9
  • 2.0
  • 2.5
  • 3.2
  • 3.8
  • 4.3
  • 4.4
  • 4.3
  • 3.9
  • 3.3
  • 2.7
  • 2.3
  • 2.0
  • 2.0
  • 2.4
  • 2.9
  • 3.5
  • 4.0
  • 4.2
  • 4.1
  • 3.8
  • 18 65
  • 18 65
  • 18 65
  • 18 64
  • 18 64
  • 18 64
  • 18 64
  • 18 64
  • 18 64
  • 18 64
  • 18 64
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  • 18 64
  • 18 65
  • 18 65
  • 18 65
  • 18 65
  • 18 64
  • 18 64
  • 18 64
  • 18 64
  • 18 64
  • 0
  • 0
  • 0
  • 60
  • 70
  • 80
  • 90
  • 80
  • 80
  • 90
  • 100
  • 100
  • 100
  • 100
  • 100
  • 85
  • 70
  • 55
  • 15
  • 15
  • 35
  • 15
  • 10
  • 55
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0.2
  • 0.3
  • 0.3
  • 0.2
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 40
  • 40
  • 60
  • 60
  • 60
  • 60
  • 40
  • 20
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 10
  • 10
  • 10
  • 10
  • 15
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • 15
  • 1023
  • 1023
  • 1022
  • 1022
  • 1021
  • 1020
  • 1020
  • 1019
  • 1019
  • 1019
  • 1018
  • 1018
  • 1018
  • 1018
  • 1017
  • 1017
  • 1017
  • 1017
  • 1017
  • 1017
  • 1017
  • 1017
  • 1018
  • 1018
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 1
  • 1
  • 2
  • 3
  • 3
  • 2
  • 1
  • 0
  • 0
  • 0
  • 0
  • 0
  • 14 57
  • 14 56
  • 14 57
  • 14 56
  • 14 57
  • 15 59
  • 15 58
  • 16 60
  • 16 60
  • 17 62
  • 18 64
  • 18 64
  • 18 64
  • 19 65
  • 19 65
  • 19 67
  • 19 67
  • 20 67
  • 19 66
  • 18 65
  • 17 62
  • 15 59
  • 14 57
  • 13 55
  • 12 54
  • 12 54
  • 12 54
  • 12 54
  • 13 55
  • 13 56
  • 13 55
  • 14 56
  • 13 56
  • 15 58
  • 16 60
  • 16 61
  • 15 59
  • 16 62
  • 17 63
  • 19 66
  • 19 65
  • 19 66
  • 18 65
  • 17 62
  • 14 58
  • 13 55
  • 12 54
  • 12 53
  • 12 23 4 6 14
  • 11 21 4 6 13
  • 10 19 3 5 12
  • 9 17 3 5 11
  • 10 19 3 5 12
  • 12 22 4 6 14
  • 13 25 4 7 16
  • 13 24 4 7 15
  • 13 24 4 7 15
  • 14 26 4 7 16
  • 14 26 4 7 16
  • 16 29 5 8 18
  • 16 29 5 8 18
  • 17 31 5 9 19
  • 18 33 5 9 21
  • 17 32 5 9 20
  • 16 29 5 8 18
  • 13 25 4 7 16
  • 13 25 4 7 16
  • 14 26 4 7 16
  • 15 27 4 8 17
  • 15 27 4 8 17
  • 13 25 4 7 16
  • 10 18 3 5 11
  • 1.1
  • 1
  • 1
  • 0.9
  • 0.9
  • 0.9
  • 0.9
  • 1
  • 1
  • 1.1
  • 1.1
  • 1.1
  • 1.2
  • 1.3
  • 1.3
  • 1.3
  • 1.2
  • 1.2
  • 1.2
  • 1.1
  • 1.1
  • 1.1
  • 1.1
  • 1.1
Forecasts established in local time
Caption   Glossary

Expert opinion

A northerly and variable flow prevails over the South and the East of the basin. Over the North-West, it is southwesterly, very strong and very variable.

For Lagune du Letty :
No gale warning.

We are 70% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will begin.

Very cloudy skies to overcast. Some light showers from late morning. In the evening, light cloudy spells.
WSW force 3 becoming W force 4 in the middle of the day then NW force 3. Gusts reaching 24 knots in the middle of the day. Smooth sea. Low, short swell from SW. Excellent visibility becoming excellent in the middle of the day then good.

semaphore stations

Station Pte De Penmarch located 22 km from Lagune du Letty
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
00h
290
11
13
-
-
0
23h
300
8
8
-
-
9
22h
300
8
12
-
-
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Bénodet

56
Low tide 03h03 1.86m
High tide 08h54 4.44m
49
Low tide 15h24 1.99m
High tide 21h11 4.19m
www.shom.fr - © SHOM 2026 - Local times

Go further

Thu
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