Weather Vannes - Detailed bulletin - Free 15-day Marine forecasts

Vannes FRALongitude : -2°45’,702 W Latitude : 47°38’,4 N Altitude : 0m

Wed

27

-

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

Thu

28

-

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

Fri

29

-

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

Sat

30

-

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

Sun

31

-

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

Mon

01

-

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

Tue

02

-

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

Wed

03

-

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

Thu

04

-

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

Fri

05

-

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

Sat

06

-

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

Sun

07

-

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

Mon

08

-

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

Tue

09

-

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

Wed

10

-

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

BULLETIN

(established in local time)

Reliability 85%

No gale warning.

Wednesday 27 august

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Under storms

Waves

Total sea (m) (m)

Swell height (m) (m)

Total sea (m)

Total wave height (m)

Wind (m)

Swell direction

Swell height (m)

Swell period (s)

Wave length (m)

High tide (m)

Sea temp

Weather

Rain (mm) (mm)

Cloud cover(%)

Amount of precipitation(mm)

Type of precipitation

Precipitation risk(%)

Visibility(km)

Pressure(hPa)

UV

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

Offshore

Offshore wind

Offshore sea (m)

30

20

10

0

50

40

30

20

10

0

15

10

5

0

40

30

20

10

0

10

5

0

1

0.5

0

9

6

3

0

25

20

15

10

75

70

65

60

55

Thu 28

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

225° SW SW
230° SW SW
225° SW SW
225° SW SW
220° SW SW
225° SW SW
215° SW SW
220° SW SW
220° SW SW
215° SW SW
215° SW SW
215° SW SSW
215° SW SSW
215° SW SW
215° SW SW
215° SW SW
220° SW SW
230° SW SW
225° SW SW
240° SW WSW
265° W W
275° W W
290° W WNW
285° W WNW

5 9 3 6 2
6 12 3 7 3
7 13 4 8 3
7 13 4 8 3
8 14 4 9 3
8 15 4 9 3
8 15 4 9 3
9 17 5 11 3
11 20 6 12 4
12 22 6 14 4
13 24 7 15 4
13 25 7 16 4
15 27 8 17 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
9 17 5 11 3
8 14 4 9 3
5 10 3 6 2
5 10 3 6 2
5 9 3 6 2
5 10 3 6 2
5 10 3 6 2

9 17 5 11 3
11 21 6 13 4
12 23 6 14 4
13 25 7 16 4
14 26 7 16 4
13 25 7 16 4
15 27 8 17 4
16 29 8 18 5
18 33 9 21 5
20 37 10 23 5
22 41 11 25 6
22 41 11 25 6
24 44 12 27 6
24 45 13 28 6
24 45 13 28 6
24 45 13 28 6
25 46 13 29 6
26 48 13 30 6
16 30 8 19 5
13 25 7 16 4
11 21 6 13 4
11 20 6 12 4
11 20 6 12 4
10 19 5 12 3

- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
>35 >70 >20 >40 >8
>35 >70 >20 >45 >8
>40 >75 >21 >45 >9
>40 >75 >21 >45 >9
>40 >80 >22 >50 >9
>40 >80 >22 >50 >9
>40 >70 >21 >45 >8
>30 >60 >18 >35 >8
>25 >50 >15 >30 >7
>35 >60 >18 >40 >8
- - - - -
- - - - -
- - - - -

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
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5

1.2
1.2
1.2
1.2
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.2
1.2
1.2
1.1
1.1
1
1
1
1
0.9
0.9
0.9
0.9

0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.3
0.3
0.4
0.3
0.3
0.3
0.2
0.2
0.2
0.1
0.1
0.1
0.1
0.1

235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
235° SW SW
235° SW SW
235° SW SW

0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.4
0.4

15
15
15
15
15
14
14
14
14
13
13
13
13
12
11
10
10
10
10
10
10
10
10
10

180
180
170
170
160
150
140
130
120
110
100
90
80
80
80
70
70
70
70
70
70
70
70
70

1.0
0.5
0.4
0.5
1.0
1.6
2.3
2.7
2.9
2.7
2.3
1.6
1.0
0.5
0.3
0.4
0.9
1.5
2.2
2.7
3.0
2.9
2.5
1.9

20 67
20 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
20 67
20 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67

65
75
85
100
100
100
100
70
75
80
100
95
95
95
100
75
100
90
100
95
85
85
75
25

0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.6
4.3
3.5
1.7
0
0
0
0

-

50
25
30
30
25
20
20
20
20
20
25
35
40
40
40
45
55
75
80
60
35
20
20
0

>20
15
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
10
10
10
10
10

1011
1010
1010
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1006
1006
1006
1006
1006
1007
1007
1007
1007

0
0
0
0
0
0
0
0
1
2
2
3
3
3
2
2
0
0
0
0
0
0
0
0

17 63
18 64
18 64
18 65
18 65
18 65
18 65
19 66
20 67
20 69
21 69
21 69
21 69
21 69
21 69
21 69
20 69
18 65
18 64
17 63
17 63
17 62
16 61
16 60

16 60
16 60
15 60
15 60
16 60
15 59
16 60
17 62
18 64
21 70
21 69
21 70
21 70
21 70
21 69
21 70
20 67
16 61
15 59
15 60
15 60
15 59
14 57
14 56

9 17 3 5 11
10 19 3 5 12
11 21 4 6 13
12 22 4 6 14
11 21 4 6 13
13 24 4 7 15
11 21 4 6 13
11 21 4 6 13
15 27 4 8 17
16 29 5 8 18
16 29 5 8 18
16 30 5 8 19
17 32 5 9 20
17 32 5 9 20
18 33 5 9 21
17 31 5 9 19
15 27 4 8 17
11 21 4 6 13
10 19 3 5 12
10 18 3 5 11
10 19 3 5 12
12 22 4 6 14
11 21 4 6 13
11 21 4 6 13

1.4
1.3
1.3
1.3
1.2
1.2
1.2
1.3
1.3
1.3
1.3
1.3
1.3
1.2
1.2
1.2
1.2
1.2
1.1
1.2
1.2
1.2
1.2
1.2

Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Last updated 1h ago | Next update in 2h
Caption

Expert opinion

A westerly, strong and mostly variable flow prevails over the whole area.

For Vannes :
No gale warning.

We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.

Skies very cloudy to overcast, risk of thundery outbreaks during the afternoon. Risk of some spots of rain in the morning, possibility of showers in the afternoon. In the evening, very cloudy with risk of storms.
Violent showers . warning: hail! SW wind force 4 continuing all day. Gusts reaching 26 knots in the evening. Slight sea becoming smooth to slight in the evening. Low, long swell from SW. Excellent visibility becoming good in the evening.

Tides at Vannes

82

Low tide 04h03 0.35m

High tide 09h58 2.89m

78

Low tide 16h10 0.32m

High tide 22h13 2.97m

www.shom.fr - © SHOM 2025

Consult the tides for August

Wed

27

-

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

Thu

28

-

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

Fri

29

-

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

Sat

30

-

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

Sun

31

-

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

Mon

01

-

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

Tue

02

-

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

Wed

03

-

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

Thu

04

-

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

Fri

05

-

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

Sat

06

-

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

Sun

07

-

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

Mon

08

-

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

Tue

09

-

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

Wed

10

-

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

* +33 1 77 86 86 86: short number of forecasts for France accessible from France - €2.99 per call** 0899 70 12 34: number of forecasts for France and the World accessible from France - €2.99 per call

Weather port Vannes

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Vannes