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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Fri
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Sat
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Sun
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Wed
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Thu
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BULLETIN

Reliability 55%
Friday 25 september Friday 25 sep
METEO CONSULT Run : 10/09 12Z Mesh : 19km Updated, 3h ago Update in 3h

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
20
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
  • Fri 25
  • 00h
  • 01h
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  • 16h
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  • 18h
  • 19h
  • 20h
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  • 23h
Run : 10/09 12Z Mesh : 19km Updated, 3h ago Update in 3h
  • Fri 25
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
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  • 17h
  • 18h
  • 19h
  • 20h
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  • 23h
  • 30° NE NNE
  • 20° N NNE
  • 20° N NNE
  • 20° N NNE
  • 25° NE NNE
  • 25° NE NNE
  • 25° NE NNE
  • 30° NE NNE
  • 30° NE NNE
  • 30° NE NNE
  • 25° NE NNE
  • 25° NE NNE
  • 25° NE NNE
  • 25° NE NNE
  • 25° NE NNE
  • 25° NE NNE
  • 20° N NNE
  • 20° N NNE
  • 20° N NNE
  • 20° N NNE
  • 20° N NNE
  • 20° N NNE
  • 25° NE NNE
  • 25° NE NNE
  • 5 10 3 6 2
  • 4 8 2 5 2
  • 4 8 2 5 2
  • 4 8 2 5 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 4 7 2 4 2
  • 3 6 2 4 2
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  • 5 10 3 6 2
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  • 6 12 3 7 3
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  • 6 12 3 7 3
  • 6 12 3 7 3
  • 6 12 3 7 3
  • 6 12 3 7 3
  • 5 9 3 6 2
  • 5 9 3 6 2
  • 12 23 6 14 4
  • 11 21 6 13 4
  • 11 21 6 13 4
  • 11 21 6 13 4
  • 11 20 6 12 4
  • 11 20 6 12 4
  • 11 20 6 12 4
  • 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
  • 15 27 8 17 4
  • 15 27 8 17 4
  • 15 27 8 17 4
  • 13 25 7 16 4
  • 13 25 7 16 4
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.4
  • 0.4
  • 0.4
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.4
  • 0.4
  • 0.4
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0° 0 0
  • 320° NW NW
  • 320° NW NW
  • 320° NW NW
  • 0° 0 0
  • 0° 0 0
  • 0° 0 0
  • 0.1
  • 0.2
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  • 0
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  • 7
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  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 250
  • 310
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  • 280
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  • 260
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  • 3.5
  • 2.6
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  • 3.8
  • 5.8
  • 8.2
  • 10.0
  • 10.8
  • 10.5
  • 9.4
  • 7.6
  • 5.7
  • 3.9
  • 2.7
  • 2.4
  • 3.3
  • 5.2
  • 7.7
  • 9.9
  • 11.2
  • 11.2
  • 10.2
  • 8.4
  • 6.2
  • 21 70
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  • 40
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  • 0.2
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  • -
  • -
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  • 50
  • 25
  • 25
  • 25
  • 25
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  • 0
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  • 35
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  • 30
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  • 35
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  • 35
  • 50
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  • 40
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  • 0
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  • 0
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  • 0
  • 0
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  • 0
  • 0
  • >20
  • >20
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  • >20
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  • 1022
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  • 1022
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  • 1023
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 2
  • 2
  • 2
  • 4
  • 4
  • 4
  • 2
  • 2
  • 2
  • 0
  • 0
  • 0
  • 0
  • 0
  • 16 61
  • 14 57
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  • 13 56
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  • 16 61
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  • 21 69
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  • 19 66
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  • 17 63
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  • 11 52
  • 11 52
  • 11 52
  • 16 60
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  • 22 71
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  • 20 67
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  • 18 64
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  • 14 57
  • 14 57
Forecasts established in local time
Caption   Glossary

Expert opinion

For Mouillage de Saint-Cast :
No gale warning.


For the night from Thursday to Friday NNE wind force 2 continuing all night. Gusts reaching 12 knots in the early part of the night.

Smooth to slight sea. Low from N temporarily from NW in the middle of the night. Excellent visibility. Daytime of Friday 25 september : The sky will remain changeable.

Cloud and long sunny periods. Risk of some spots of rain in the morning, possibility of showers in the afternoon. In the evening, cloud and long sunny periods.
Showers towards the end of the night. NNE force 2 in the morning becoming force 3 in the middle of the day. Gusts reaching 15 knots in the evening. Smooth to slight sea. Low from N. Excellent 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)
01h
220
5
9
15.9
1020
0
00h
220
5
7
16.2
1020
0
23h
230
6
10
17.1
1020
0
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Saint-Cast

77
Low tide 01h32 2.46m
High tide 07h10 10.86m
82
Low tide 13h52 2.37m
High tide 19h27 11.35m
www.shom.fr - © SHOM 2026 - Local times
Fri
11
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Sat
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Sun
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Wed
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Fri
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Sat
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