Weather port Saint-Briac-sur-Mer

Saint-Briac-sur-Mer FRALon : -2°8’,3094 W Lat : 48°37’,506 N Alt : 0m
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Weather Risk Briefing
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BULLETIN

Reliability 80%
Wednesday 12 august Wednesday 12 aug
METEO CONSULT Run : 10/08 18Z Mesh : 1km Updated, 45min ago Update in 2h

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)
25
20
15
10
5
0
40
30
20
10
0
15
10
5
0
25
20
15
10
5
10
5
0
0.5
0
3
0
40
35
30
25
20
110
100
90
80
70
60
  • Wed 12
  • 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 : 10/08 18Z Mesh : 1km Updated, 45min ago Update in 2h
  • Wed 12
  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
  • 07h
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
  • 13h
  • 14h
  • 15h
  • 16h
  • 17h
  • 18h
  • 19h
  • 20h
  • 21h
  • 22h
  • 23h
  • 65° NE ENE
  • 75° E ENE
  • 80° E E
  • 85° E E
  • 90° E E
  • 105° E ESE
  • 105° E ESE
  • 115° SE ESE
  • 115° SE ESE
  • 115° SE ESE
  • 120° SE ESE
  • 115° SE ESE
  • 100° E E
  • 80° E E
  • 55° NE NE
  • 55° NE ENE
  • 55° NE NE
  • 45° NE NE
  • 25° NE NNE
  • 55° NE ENE
  • 55° NE NE
  • 60° NE ENE
  • 60° NE ENE
  • 75° E ENE
  • 9 16 4 10 3
  • 7 13 4 8 3
  • 6 11 3 7 2
  • 5 9 3 6 2
  • 4 8 2 5 2
  • 4 8 2 5 2
  • 5 9 3 6 2
  • 5 10 3 6 2
  • 5 9 3 6 2
  • 5 9 3 6 2
  • 5 10 3 6 2
  • 5 10 3 6 2
  • 4 8 2 5 2
  • 5 9 3 6 2
  • 6 11 3 7 2
  • 7 13 4 8 3
  • 8 14 4 9 3
  • 8 15 4 9 3
  • 5 10 3 6 2
  • 7 13 4 8 3
  • 9 16 4 10 3
  • 8 15 4 9 3
  • 9 16 4 10 3
  • 4 8 2 5 2
  • 15 28 8 17 4
  • 12 23 6 14 4
  • 12 23 6 14 4
  • 11 21 6 13 4
  • 10 19 5 12 3
  • 10 18 5 11 3
  • 10 18 5 11 3
  • 10 19 5 12 3
  • 9 16 4 10 3
  • 10 18 5 11 3
  • 11 20 6 12 4
  • 11 21 6 13 4
  • 12 22 6 14 4
  • 13 25 7 16 4
  • 15 27 8 17 4
  • 16 30 8 19 5
  • 17 32 9 20 5
  • 18 33 9 21 5
  • 20 37 10 23 5
  • 18 34 9 21 5
  • 16 29 8 18 5
  • 14 26 7 16 4
  • 16 30 8 19 5
  • 15 27 8 17 4
  • 0.4
  • 0.4
  • 0.3
  • 0.3
  • 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
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 0.3
  • 0.2
  • 0.2
  • 0.1
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 15° N NNE
  • 15° N NNE
  • 15° N NNE
  • 10° N N
  • 10° N N
  • 5° N N
  • 65° NE ENE
  • 300° NW WNW
  • 355° N N
  • 355° N N
  • 350° N N
  • 345° N NNW
  • 345° N NNW
  • 340° N NNW
  • 335° NW NNW
  • 330° NW NNW
  • 325° NW NW
  • 350° N N
  • 335° NW NNW
  • 345° N NNW
  • 350° N N
  • 355° N N
  • 355° N N
  • 350° N N
  • 0.4
  • 0.4
  • 0.3
  • 0.3
  • 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
  • 0.1
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 0.2
  • 0.2
  • 4
  • 3
  • 3
  • 3
  • 3
  • 3
  • 3
  • 3
  • 3
  • 3
  • 3
  • 4
  • 4
  • 4
  • 5
  • 5
  • 5
  • 3
  • 4
  • 3
  • 3
  • 3
  • 3
  • 3
  • 20
  • 20
  • 20
  • 20
  • 20
  • 20
  • 20
  • 20
  • 20
  • 25
  • 25
  • 25
  • 30
  • 30
  • 30
  • 20
  • 10
  • 10
  • 25
  • 40
  • 60
  • 60
  • 60
  • 60
  • 3.8
  • 2.5
  • 2.0
  • 2.6
  • 4.4
  • 6.9
  • 9.3
  • 10.9
  • 11.2
  • 10.5
  • 8.9
  • 6.8
  • 4.7
  • 3.0
  • 2.1
  • 2.2
  • 3.7
  • 6.3
  • 9.0
  • 11.1
  • 11.9
  • 11.4
  • 9.9
  • 7.8
  • 21 69
  • 21 69
  • 21 69
  • 21 69
  • 21 69
  • 20 69
  • 20 69
  • 20 69
  • 20 69
  • 20 69
  • 20 69
  • 21 69
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  • 21 69
  • 21 69
  • 21 70
  • 21 70
  • 21 70
  • 21 70
  • 21 70
  • 21 70
  • 21 69
  • 21 69
  • 0
  • 5
  • 5
  • 5
  • 5
  • 5
  • 15
  • 5
  • 20
  • 10
  • 10
  • 5
  • 5
  • 5
  • 0
  • 15
  • 25
  • 25
  • 25
  • 15
  • 30
  • 10
  • 5
  • 10
  • 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
  • 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
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 10
  • 5
  • 10
  • 0
  • 0
  • 0
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • >20
  • 1020
  • 1020
  • 1020
  • 1020
  • 1019
  • 1019
  • 1019
  • 1020
  • 1020
  • 1020
  • 1020
  • 1020
  • 1020
  • 1020
  • 1020
  • 1019
  • 1019
  • 1019
  • 1018
  • 1018
  • 1018
  • 1018
  • 1019
  • 1019
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 0
  • 1
  • 2
  • 3
  • 5
  • 6
  • 7
  • 6
  • 5
  • 3
  • 2
  • 1
  • 0
  • 0
  • 0
  • 0
  • 23 74
  • 23 73
  • 23 73
  • 22 72
  • 22 71
  • 21 71
  • 21 70
  • 21 69
  • 22 71
  • 24 75
  • 27 80
  • 29 85
  • 31 88
  • 32 90
  • 33 91
  • 33 92
  • 33 92
  • 32 90
  • 32 89
  • 31 88
  • 31 87
  • 29 84
  • 27 81
  • 27 80
  • 23 74
  • 23 74
  • 24 74
  • 24 75
  • 23 74
  • 23 73
  • 22 72
  • 21 71
  • 23 73
  • 26 79
  • 27 81
  • 31 88
  • 34 94
  • 36 97
  • 37 99
  • 37 98
  • 36 97
  • 39 101
  • 37 98
  • 35 96
  • 33 91
  • 30 86
  • 28 82
  • 28 83
  • 12 22 4 6 14
  • 9 16 3 4 10
  • 7 13 3 4 8
  • 6 12 3 3 7
  • 6 11 2 3 7
  • 6 11 2 3 7
  • 6 11 2 3 7
  • 7 13 3 4 8
  • 8 14 3 4 9
  • 7 13 3 4 8
  • 6 12 3 3 7
  • 7 13 3 4 8
  • 8 15 3 4 9
  • 9 17 3 5 11
  • 10 19 3 5 12
  • 12 23 4 6 14
  • 13 24 4 7 15
  • 13 25 4 7 16
  • 14 26 4 7 16
  • 16 29 5 8 18
  • 17 31 5 9 19
  • 9 16 3 4 10
  • 9 16 3 4 10
  • 5 9 2 3 6
  • 0.9
  • 0.8
  • 0.7
  • 0.7
  • 0.6
  • 0.5
  • 0.5
  • 0.5
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption   Glossary

Expert opinion

A southerly, moderate and very variable flow prevails over the whole area.

For Saint-Briac-sur-Mer :
No gale warning.

The reliability of the situation is assessed at 80%.
For the night from Tuesday to Wednesday ENE force 3 becoming E force 2 in the middle of the night then ESE. Gusts reaching 15 knots in the early part of the night.

Smooth to slight sea becoming smooth in the middle of the night. Low, short swell from NNE. Excellent visibility. Daytime of Wednesday 12 august : The weather will be good.

Fair weather with mostly clear skies. In the evening, light cloudy spells.
ESE force 2 in the morning turning NE force 3 in the middle of the day. Gusts reaching 20 knots in the evening. Smooth sea. Low, short swell from ENE then from N in the middle of the day then from N. Excellent visibility.

semaphore stations

Station Dinard located 7 km from Saint-Briac-sur-Mer
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
01h
40
10
14
18.5
1021
10
00h
0
7
11
17.4
1021
11
23h
340
8
12
17.9
1021
12
Nearby signal stations
Météo France - RADOME
Signal station weather

Tides at Saint-Cast

87
Low tide 02h03 1.97m
High tide 07h44 11.25m
93
Low tide 14h27 1.95m
High tide 20h02 11.89m
www.shom.fr - © SHOM 2026 - Local times

Go further

Tue
11
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Wed
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