Weather port Saint-Malo - Port Vauban

Saint-Malo FRALon : -2°1’,5 W Lat : 48°38’,598 N Alt : 0m
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Weather Risk Briefing
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BULLETIN

Reliability 55%
Friday 21 august Friday 21 aug
METEO CONSULT Run : 14/08 00Z 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

Offshore

Offshore wind
Offshore sea (m)
15
10
5
0
30
20
10
0
10
5
0
20
15
10
5
0
5
0
1
0.5
0
3
0
30
25
20
15
10
80
70
60
50
  • Fri 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 : 14/08 00Z Mesh : 19km Updated, 3h ago Update in 3h
  • Fri 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
  • 340° N NNW
  • 345° N NNW
  • 345° N NNW
  • 350° N N
  • 355° N N
  • 360° N N
  • 0° 0 0
  • 0° N N
  • 5° N N
  • 15° N NNE
  • 20° N NNE
  • 25° NE NNE
  • 15° N NNE
  • 10° N N
  • 5° N N
  • 0° N N
  • 0° 0 0
  • 0° 0 0
  • 5° N N
  • 5° N N
  • 10° N N
  • 15° N NNE
  • 15° N NNE
  • 30° NE NNE
  • 5 9 3 6 2
  • 5 9 3 6 2
  • 4 8 2 5 2
  • 4 7 2 4 2
  • 3 6 2 4 2
  • 3 5 1 3 1
  • 3 5 1 3 1
  • 2 4 1 2 1
  • 2 3 1 2 1
  • 3 5 1 3 1
  • 3 6 2 4 2
  • 4 8 2 5 2
  • 5 9 3 6 2
  • 6 11 3 7 2
  • 6 12 3 7 3
  • 8 14 4 9 3
  • 8 15 4 9 3
  • 9 16 4 10 3
  • 9 16 4 10 3
  • 8 15 4 9 3
  • 8 15 4 9 3
  • 6 12 3 7 3
  • 5 9 3 6 2
  • 3 6 2 4 2
  • 13 24 7 15 4
  • 12 22 6 14 4
  • 11 21 6 13 4
  • 10 19 5 12 3
  • 9 17 5 11 3
  • 8 15 4 9 3
  • 8 15 4 9 3
  • 8 15 4 9 3
  • 8 15 4 9 3
  • 9 16 4 10 3
  • 9 17 5 11 3
  • 10 18 5 11 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 9 17 5 11 3
  • 10 18 5 11 3
  • 10 18 5 11 3
  • 10 19 5 12 3
  • 11 21 6 13 4
  • 12 22 6 14 4
  • 13 24 7 15 4
  • 12 23 6 14 4
  • 12 23 6 14 4
  • 12 22 6 14 4
  • 0.7
  • 0.7
  • 0.7
  • 0.7
  • 0.7
  • 0.7
  • 0.7
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.6
  • 0.5
  • 0.5
  • 0.7
  • 0.6
  • 0.5
  • 0.5
  • 0.5
  • 0.4
  • 0.4
  • 0.3
  • 0.3
  • 0.3
  • 0.3
  • 0.4
  • 0.4
  • 0.4
  • 0.5
  • 0.5
  • 0.5
  • 0.6
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 305° NW NW
  • 305° NW NW
  • 300° NW WNW
  • 300° NW WNW
  • 300° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 300° NW WNW
  • 295° NW WNW
  • 300° NW WNW
  • 300° NW WNW
  • 300° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 295° NW WNW
  • 300° NW WNW
  • 295° NW WNW
  • 300° NW WNW
  • 305° NW NW
  • 305° NW NW
  • 305° NW NW
  • 305° NW NW
  • 0.3
  • 0.4
  • 0.4
  • 0.4
  • 0.5
  • 0.5
  • 0.5
  • 0.5
  • 0.4
  • 0.4
  • 0.4
  • 0.3
  • 0.3
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 4
  • 4
  • 5
  • 6
  • 6
  • 6
  • 6
  • 6
  • 7
  • 7
  • 7
  • 7
  • 8
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  • 8
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  • 7
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  • 6
  • 25
  • 25
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  • 45
  • 45
  • 70
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  • 70
  • 70
  • 70
  • 70
  • 70
  • 70
  • 70
  • 70
  • 70
  • 60
  • 60
  • 60
  • 8.8
  • 9.0
  • 8.7
  • 8.0
  • 7.1
  • 6.1
  • 5.4
  • 4.9
  • 4.9
  • 5.5
  • 6.4
  • 7.4
  • 8.3
  • 8.7
  • 8.6
  • 8.2
  • 7.5
  • 6.7
  • 5.9
  • 5.4
  • 5.2
  • 5.3
  • 5.9
  • 6.7
  • 22 72
  • 22 72
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  • 35
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  • 45
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  • 45
  • 40
  • 35
  • 50
  • 30
  • 25
  • 30
  • 30
  • 35
  • 35
  • 35
  • 35
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0.1
  • 0
  • 0
  • 0
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • -
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 20
  • 0
  • 0
  • 0
  • 0
  • 50
  • 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
  • 15
  • 10
  • 10
  • 10
  • 5
  • 5
  • 5
  • 10
  • 10
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • 1018
  • 1018
  • 1019
  • 1019
  • 1019
  • 1019
  • 1019
  • 1019
  • 1020
  • 1020
  • 1020
  • 1020
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  • 1020
  • 1019
  • 1019
  • 1019
  • 1019
  • 1019
  • 1019
  • 1019
  • 1019
  • 1019
  • 1020
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 1
  • 1
  • 3
  • 4
  • 5
  • 6
  • 5
  • 5
  • 3
  • 2
  • 1
  • 0
  • 0
  • 0
  • 0
  • 14 57
  • 14 57
  • 13 56
  • 13 55
  • 13 55
  • 12 54
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  • 12 54
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  • 14 58
  • 17 62
  • 19 66
  • 20 68
  • 21 70
  • 22 72
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  • 22 72
  • 22 71
  • 21 70
  • 20 68
  • 19 66
  • 17 63
  • 16 60
  • 14 57
  • 12 54
  • 12 54
  • 12 53
  • 12 53
  • 11 53
  • 11 52
  • 11 52
  • 11 53
  • 12 53
  • 14 58
  • 17 63
  • 20 68
  • 22 71
  • 24 75
  • 26 79
  • 26 78
  • 25 78
  • 25 77
  • 23 73
  • 21 70
  • 19 66
  • 17 62
  • 15 59
  • 13 55
  • 8 15 3 4 9
  • 8 15 3 4 9
  • 8 15 3 4 9
  • 7 13 3 4 8
  • 6 12 3 3 7
  • 6 11 2 3 7
  • 5 10 2 3 6
  • 5 10 2 3 6
  • 5 9 2 3 6
  • 5 9 2 3 6
  • 5 9 2 3 6
  • 5 9 2 3 6
  • 5 9 2 3 6
  • 5 9 2 3 6
  • 5 10 2 3 6
  • 6 11 2 3 7
  • 6 12 3 3 7
  • 7 13 3 4 8
  • 6 12 3 3 7
  • 6 11 2 3 7
  • 6 11 2 3 7
  • 5 10 2 3 6
  • 5 9 2 3 6
  • 5 9 2 3 6
  • 0.7
  • 0.7
  • 0.6
  • 0.6
  • 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
  • 0.3
  • 0.3
  • 0.4
  • 0.3
  • 0.3
  • 0.3
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption   Glossary

Expert opinion

A northeasterly and mostly variable flow prevails over the South and the East of the basin. Over the North-West, it is southerly, weak and particularly variable.

For Saint-Malo - Port Vauban :
No gale warning.


For the night from Thursday to Friday NNW force 2 in the early part of the night becoming N force 1. Gusts reaching 13 knots in the early part of the night.

Slight sea. Low, short swell from NW. Good visibility becoming good in the middle of the night then poor. Daytime of Friday 21 august : The weather will become more uncertain during the day.

Cloud and long sunny periods. The risk of seeing rain will remain low. In the evening, lots of good clear periods.
Light showers progressively becoming less frequent. N force 2 becoming force 3 in the middle of the day then NNE. Gusts reaching 13 knots in the evening. Slight sea. Low, short swell from WNW. Poor visibility becoming excellent in the middle of the day.

semaphore stations

Station Dinard located 7 km from Saint-Malo - Port Vauban
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
12h
320
23
32
21.2
1020
0
11h
310
22
34
20.5
1020
14
10h
310
23
31
20.9
1020
9
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Saint-Malo

36
High tide 00h49 9m
Low tide 07h29 4.87m
30
High tide 13h17 8.72m
Low tide 20h07 5.16m
www.shom.fr - © SHOM 2026 - Local times

Go further

Fri
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