Weather anchorage Mouillage de Saint-Cast

Saint-Cast-le-Guildo FRALon : -2°14’,724 W Lat : 48°38’,442 N Alt : 2m
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Weather Risk Briefing
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Wed
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BULLETIN

Reliability 55%
Thursday 24 september Thursday 24 sep
METEO CONSULT Run : 12/09 12Z Mesh : 19km Updated, 11h 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
1
0.5
0
3
0
25
20
15
10
80
70
60
50
  • Thu 24
  • 00h
  • 01h
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  • 03h
  • 04h
  • 05h
  • 06h
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  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
Run : 12/09 12Z Mesh : 19km Updated, 11h ago Update imminent
  • Thu 24
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 25° NE NNE
  • 45° NE NE
  • 45° NE NE
  • 45° NE NE
  • 45° NE NE
  • 45° NE NE
  • 45° NE NE
  • 50° NE NE
  • 50° NE NE
  • 50° NE NE
  • 40° NE NE
  • 40° NE NE
  • 40° NE NE
  • 40° NE NE
  • 40° NE NE
  • 40° NE NE
  • 30° NE NNE
  • 30° NE NNE
  • 30° NE NNE
  • 25° NE NNE
  • 25° NE NNE
  • 25° NE NNE
  • 30° NE NNE
  • 30° NE NNE
  • 6 11 3 7 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 3 6 2 4 2
  • 3 6 2 4 2
  • 3 6 2 4 2
  • 2 4 1 2 1
  • 2 4 1 2 1
  • 2 4 1 2 1
  • 3 6 2 4 2
  • 3 6 2 4 2
  • 3 6 2 4 2
  • 5 9 3 6 2
  • 5 9 3 6 2
  • 5 9 3 6 2
  • 5 10 3 6 2
  • 5 10 3 6 2
  • 5 10 3 6 2
  • 6 11 3 7 2
  • 6 11 3 7 2
  • 6 11 3 7 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 13 24 7 15 4
  • 11 21 6 13 4
  • 11 21 6 13 4
  • 11 21 6 13 4
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 10 19 5 12 3
  • 11 21 6 13 4
  • 11 21 6 13 4
  • 11 21 6 13 4
  • 12 22 6 14 4
  • 12 22 6 14 4
  • 12 22 6 14 4
  • 13 24 7 15 4
  • 13 24 7 15 4
  • 13 24 7 15 4
  • 11 20 6 12 4
  • 11 20 6 12 4
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.5
  • 0.5
  • 0.5
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.2
  • 0.2
  • 0.2
  • 0.3
  • 0.3
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.3
  • 0.3
  • 0.3
  • 0.2
  • 0.2
  • 0.2
  • 0.1
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 315° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 315° NW NW
  • 315° NW NW
  • 315° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 310° NW NW
  • 0.3
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0
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  • 0
  • 0
  • 0
  • 0
  • 0.1
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 10
  • 10
  • 10
  • 10
  • 10
  • 10
  • 10
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 9
  • 9
  • 9
  • 9
  • 9
  • 9
  • 9
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  • 9
  • 9
  • 9
  • 160
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  • 140
  • 140
  • 140
  • 140
  • 140
  • 3.5
  • 3.2
  • 3.9
  • 5.4
  • 7.3
  • 9.0
  • 10.0
  • 10.0
  • 9.3
  • 8.0
  • 6.3
  • 4.8
  • 3.6
  • 3.1
  • 3.4
  • 4.8
  • 6.8
  • 8.8
  • 10.3
  • 10.6
  • 10.0
  • 8.7
  • 6.9
  • 5.0
  • 21 69
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  • 35
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  • 0
  • 0
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  • -
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  • -
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  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
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  • 0
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  • 0
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  • 20
  • 20
  • 20
  • 0
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  • 0
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  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • >20
  • >20
  • >20
  • >20
  • 15
  • 15
  • 15
  • 15
  • 15
  • 15
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • 1025
  • 1025
  • 1025
  • 1025
  • 1025
  • 1025
  • 1025
  • 1024
  • 1024
  • 1024
  • 1023
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  • 1023
  • 1023
  • 1022
  • 1022
  • 1022
  • 1021
  • 1021
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  • 1021
  • 0
  • 0
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  • 0
  • 0
  • 0
  • 0
  • 0
  • 2
  • 2
  • 2
  • 5
  • 5
  • 5
  • 2
  • 2
  • 2
  • 0
  • 0
  • 0
  • 0
  • 0
  • 16 60
  • 14 57
  • 14 57
  • 14 57
  • 13 56
  • 13 56
  • 13 56
  • 12 54
  • 12 54
  • 12 54
  • 17 63
  • 17 63
  • 17 63
  • 22 71
  • 22 71
  • 22 71
  • 20 68
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  • 19 66
  • 19 66
  • 19 66
  • 17 62
  • 17 62
  • 14 56
  • 12 54
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  • 12 54
  • 12 54
  • 12 54
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  • 12 53
  • 12 53
  • 12 53
  • 17 63
  • 17 63
  • 17 63
  • 23 73
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  • 23 74
  • 23 74
  • 23 74
  • 20 67
  • 20 67
  • 20 67
  • 15 60
  • 15 60
Forecasts established in local time
Caption   Glossary

Expert opinion

For Mouillage de Saint-Cast :
No gale warning.


For the night from Wednesday to Thursday NNE wind force 2 continuing all night. Gusts reaching 13 knots in the early part of the night.

Smooth to slight sea. Low, fairly long swell from NW. Excellent visibility becoming excellent in the middle of the night then good. Daytime of Thursday 24 september : The weather will become more uncertain during the day.

Sunny becoming changeable in the afternoon. The risk of seeing rain will remain low. In the evening, cloud and long sunny periods.
No precipitation. NE wind force 2 continuing all day. Gusts reaching 13 knots in the evening. Smooth to slight sea becoming smooth in the evening. Low, fairly long swell from NW temporarily from N in the middle of the day. Good visibility becoming excellent in the middle of the day.

semaphore stations

Station Dinard located 14 km from Mouillage de Saint-Cast
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
08h
210
3
5
13.4
1025
5
07h
200
4
4
13.1
1025
1
06h
190
2
5
13.7
1026
4
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Saint-Cast

64
Low tide 00h49 3.23m
High tide 06h32 10.11m
71
Low tide 13h11 3.06m
High tide 18h50 10.65m
www.shom.fr - © SHOM 2026 - Local times
Sun
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Sun
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