Weather Port-Blanc - Detailed bulletin - Free 15-day Marine forecasts

Larmor-Baden FRALon : -2°51’,618 W Lat : 47°35’,94 N Alt : 0m

Mon

14

-

- nd - km/h - bft - m/s - mph

Tue

15

-

- nd - km/h - bft - m/s - mph

Wed

16

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- nd - km/h - bft - m/s - mph

Thu

17

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- nd - km/h - bft - m/s - mph

Fri

18

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- nd - km/h - bft - m/s - mph

Sat

19

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- nd - km/h - bft - m/s - mph

Sun

20

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- nd - km/h - bft - m/s - mph

Mon

21

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- nd - km/h - bft - m/s - mph

Tue

22

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- nd - km/h - bft - m/s - mph

Wed

23

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- nd - km/h - bft - m/s - mph

Thu

24

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- nd - km/h - bft - m/s - mph

Fri

25

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- nd - km/h - bft - m/s - mph

Sat

26

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- nd - km/h - bft - m/s - mph

Sun

27

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- nd - km/h - bft - m/s - mph

Mon

28

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- nd - km/h - bft - m/s - mph

BULLETIN

Reliability 80%

Monday 14 sep

METEO CONSULT Run : 14/09 00Z Mesh : 1km Updated, 2h ago Update in 1h

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Weather

Rain (mm) (mm)

Clouds:

Cloud cover (%)

Precipitation:

Amount of precipitation (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Storm risk. (%)

Brightness:

Luminosity index (%)

LUMEN (lm)

Visibility (km)

Pressure (hPa)

UV

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

15

10

5

0

25

20

15

10

5

0

10

5

0

15

10

5

0

5

0

3

0

40

30

20

10

100

90

80

70

60

50

                                    
                                                                         Tue 15
                                                            
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                        Run : 14/09 00Z
                Mesh : 1km
                Updated, 2h ago
                Update in 1h

Tue 15

07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
05h
06h

30° NE NNE
40° NE NE
40° NE NE
55° NE NE
85° E E
120° SE ESE
150° SE SSE
170° S S
195° S SSW
210° SW SSW
225° SW SW
230° SW SW
245° SW WSW
260° W W
280° W W
285° W WNW
290° W WNW
310° NW NW
285° W WNW
295° NW WNW
310° NW NW
310° NW NW
305° NW NW
300° NW WNW

3 5 1 3 1
3 5 1 3 1
3 5 1 3 1
3 5 1 3 1
3 5 1 3 1
2 4 1 2 1
3 5 1 3 1
3 6 2 4 2
5 9 3 6 2
5 10 3 6 2
6 11 3 7 2
5 10 3 6 2
5 10 3 6 2
4 8 2 5 2
4 7 2 4 2
3 6 2 4 2
3 5 1 3 1
2 4 1 2 1
3 5 1 3 1
3 5 1 3 1
2 4 1 2 1
2 4 1 2 1
2 4 1 2 1
3 6 2 4 2

6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 12 3 7 3
6 12 3 7 3
7 13 4 8 3
7 13 4 8 3
8 15 4 9 3
10 19 5 12 3
10 19 5 12 3
11 20 6 12 4
11 20 6 12 4
10 19 5 12 3
10 18 5 11 3
8 15 4 9 3
6 11 3 7 2
5 9 3 6 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 7 2 4 2
4 8 2 5 2
6 11 3 7 2

0
60
55
35
10
5
5
0
0
0
0
0
5
5
10
15
20
20
25
25
30
45
60
70

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
0
0
0
0
0
0

0
50
60
70
80
80
90
90
90
90
80
80
70
65
35
0
0
0
0
0
0
0
0
0

0
840
4640
17370
36080
49240
58390
63130
63090
58250
49110
36300
21170
6380
250
0
0
0
0
0
0
0
0
0

1.5
4.5
3
10
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
15
5
5
4
4
3
2
1
1
0.5

1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020

0
0
0
1
3
4
5
6
5
4
3
1
0
0
0
0
0
0
0
0
0
0
0
0

15 59
16 60
16 60
18 64
20 68
22 72
24 74
25 76
25 77
25 77
25 76
24 76
23 74
21 70
19 66
18 64
17 62
16 60
15 59
15 59
15 58
14 58
14 57
14 57

14 56
15 58
15 59
18 65
26 78
29 84
31 88
33 91
33 91
32 89
30 87
29 84
27 80
23 74
18 64
16 61
16 60
15 59
14 57
14 57
14 57
14 56
13 55
12 54

Forecasts established in local time
Caption Glossary

Expert opinion

For Port-Blanc : No gale warning.

The reliability of the situation is assessed at 80%.

Sunny spells with possibility of mist forming in the morning, sunny in the afternoon. No precipitation.
In the evening, skies with few clouds. NE force 1 turning S force 2 in the middle of the day then W. Gusts reaching 11 knots from the middle of the day. Visibility reduced by mist becoming excellent in the middle of the day then poor.

semaphore stations

Station Vannes-Sene located 11 km from Port-Blanc

	WIND			WEATHER
Local time	Dir. (°)	Speed (nd)	Gust (nd)	Temp. (°C)	Pressure (hPa)	Visibility (M)
07h	330	2	2	12.5	-	0
06h	0	2	3	13.4	-	0
05h	0	2	3	13.6	-	0

Nearby signal stations

Météo France - RADOME

Signal station weather

Tides at Arradon

93

Low tide 03h25 0.26m

High tide 09h19 2.75m

89

Low tide 15h38 0.25m

High tide 21h38 2.83m

www.shom.fr - © SHOM 2026 - Local times

Consult the tides for September

Go further

Mon

14

-

- nd - km/h - bft - m/s - mph

Tue

15

-

- nd - km/h - bft - m/s - mph

Wed

16

-

- nd - km/h - bft - m/s - mph

Thu

17

-

- nd - km/h - bft - m/s - mph

Fri

18

-

- nd - km/h - bft - m/s - mph

Sat

19

-

- nd - km/h - bft - m/s - mph

Sun

20

-

- nd - km/h - bft - m/s - mph

Mon

21

-

- nd - km/h - bft - m/s - mph

Tue

22

-

- nd - km/h - bft - m/s - mph

Wed

23

-

- nd - km/h - bft - m/s - mph

Thu

24

-

- nd - km/h - bft - m/s - mph

Fri

25

-

- nd - km/h - bft - m/s - mph

Sat

26

-

- nd - km/h - bft - m/s - mph

Sun

27

-

- nd - km/h - bft - m/s - mph

Mon

28

-

- nd - km/h - bft - m/s - mph

Weather anchorage Port-Blanc

BULLETIN

Wind

Weather

Temperature

Expert opinion

semaphore stations

Tides at Arradon

Go further