Weather Saint-Guénolé - Detailed bulletin - Free 15-day Marine forecasts

Saint-Guénolé FRALon : -4°22’,8654 W Lat : 47°48’,924 N Alt : 0m

Wed

11

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

Thu

12

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Fri

13

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

Sat

14

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

Sun

15

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

Mon

16

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

Tue

17

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

Wed

18

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

Thu

19

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

Fri

20

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

Sat

21

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

Sun

22

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

Mon

23

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Tue

24

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Wed

25

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BULLETIN

(* established in local time)

Reliability 90%

No gale warning.

Wednesday 11 mar

METEO CONSULT Run : 11/03 00Z Mesh : 1km Updated, 1h ago Update in 5h

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (m) (m)

Total sea (m)

Wind (m)

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 (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Storm risk. (%)

Brightness:

Visibility (km)

Pressure (hPa)

UV

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

Offshore

Offshore wind

Offshore sea (m)

40

30

20

10

70

60

50

40

30

20

10

20

15

10

5

50

40

30

20

10

5

0

5

0

3

0

15

10

5

55

50

45

40

                                    
                                                                         Thu 12
                                                            
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                        Run : 11/03 00Z
                Mesh : 1km
                Updated, 1h ago
                Update in 5h

Thu 12

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

285° W WNW
275° W W
275° W W
260° W W
250° W WSW
240° SW WSW
240° SW WSW
240° SW WSW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
225° SW SW
220° SW SW
220° SW SW
215° SW SW
215° SW SW
215° SW SW
215° SW SW
220° SW SW
220° SW SW

16 29 8 18 5
14 26 7 16 4
10 19 5 12 3
11 20 6 12 4
11 20 6 12 4
12 22 6 14 4
13 24 7 15 4
14 26 7 16 4
14 26 7 16 4
15 27 8 17 4
16 29 8 18 5
15 28 8 17 4
17 31 9 19 5
16 30 8 19 5
17 32 9 20 5
18 34 9 21 5
19 36 10 22 5
20 37 10 23 5
20 37 10 23 5
21 39 11 24 6
22 40 11 25 6
22 40 11 25 6
22 41 11 25 6
22 41 11 25 6

19 36 10 22 -
18 34 9 21 5
17 31 9 19 5
16 30 8 19 5
17 31 9 19 5
17 32 9 20 5
19 36 10 22 5
21 39 11 24 6
22 40 11 25 6
23 42 12 26 6
25 47 13 29 6
25 47 13 29 6
26 48 13 30 6
26 49 14 30 6
26 49 14 30 6
28 52 14 32 7
30 56 16 35 7
32 59 16 37 7
32 60 17 37 7
33 62 17 39 8
35 65 18 40 8
36 66 18 41 8
36 67 19 42 8
37 68 19 42 8

2.9
2.8
2.8
2.8
2.8
2.7
2.7
2.6
2.6
2.6
2.5
2.5
2.5
2.5
2.4
2.4
2.4
2.5
2.5
2.6
2.6
2.7
2.7
2.8

0.4
0.3
0.3
0.3
0.4
0.3
0.4
0.7
0.8
0.8
0.9
0.9
1.1
1
1.1
1.2
1.3
1.5
1.6
1.6
1.8
1.9
2.1
2.1

275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
270° W W
275° W W
270° W W
270° W W
270° W W
270° W W
270° W W
270° W W
275° W W

2.8
2.8
2.8
2.8
2.7
2.7
2.6
2.5
2.5
2.4
2.4
2.3
2.2
2.2
2.2
2.1
2.0
1.9
2.0
2.0
1.8
1.7
1.7
1.7

13
13
13
12
12
12
12
12
12
12
12
12
12
12
12
11
11
11
11
11
11
11
11
11

230
240
240
240
240
240
230
230
230
220
220
210
200
200
190
190
180
170
160
160
150
150
150
150

3.1
3.5
3.7
3.7
3.6
3.4
3.1
2.8
2.6
2.5
2.5
2.6
2.8
3.1
3.3
3.5
3.6
3.5
3.3
3.0
2.8
2.6
2.5
2.5

12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
11 53
11 53
11 53
11 53
11 53
11 53
11 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53

50
0
70
70
85
95
95
85
70
60
85
55
85
75
95
75
80
90
95
100
100
100
95
100

0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

50
0
0
0
0
0
20
20
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

>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1023
1023
1024
1024
1024
1024
1024
1024
1023
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1019
1018
1017
1017
1016

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0

11 52
11 52
11 51
10 51
11 51
11 51
11 51
11 51
11 51
11 51
11 52
11 52
11 52
11 52
12 53
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54

6 43
6 43
7 44
7 44
7 44
7 44
6 43
6 43
6 43
6 42
6 42
6 42
6 42
6 43
7 44
8 46
9 48
8 47
9 47
8 46
7 45
7 44
6 43
6 43

12 23 4 6 14
12 23 4 6 14
11 21 4 6 13
13 24 4 7 15
13 24 4 7 15
13 25 4 7 16
14 26 4 7 16
16 29 5 8 18
16 30 5 8 19
18 34 5 9 21
19 35 5 10 22
19 35 5 10 22
19 36 5 10 22
19 36 5 10 22
19 36 5 10 22
21 38 5 11 24
22 41 6 11 25
23 42 6 12 26
23 43 6 12 27
24 45 6 13 28
25 46 6 13 29
25 46 6 13 29
25 46 6 13 29
25 47 6 13 29

3.8
3.8
3.7
3.7
3.6
3.6
3.5
3.5
3.4
3.4
3.3
3.3
3.3
3.2
3.2
3.2
3.3
3.3
3.4
3.4
3.5
3.5
3.6
3.7

Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Last updated 49min ago | Next update in 3h
Caption

Expert opinion

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

For Saint-Guénolé :
No gale warning.

The reliability of the situation is assessed at 90%.

In the evening, good clear periods but cloud building.
Light showers progressively becoming less frequent. W wind force 5. Rough sea. Moderate, long swell from W. Excellent visibility.

Tides at Saint-Guenole

34

Low tide 03h22 2.21m

High tide 09h21 3.78m

28

Low tide 15h46 2.34m

High tide 21h40 3.71m

www.shom.fr - © SHOM 2026

Consult the tides for March

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Wed

11

-

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

Thu

12

-

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

Fri

13

-

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

Sat

14

-

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

Sun

15

-

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

Mon

16

-

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

Tue

17

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

Wed

18

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

Thu

19

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

Fri

20

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

Sat

21

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

Sun

22

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

Mon

23

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

Tue

24

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

Wed

25

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- 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 Saint-Guénolé

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Guenole

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