Weather Plage de la Grève Blanche - Detailed bulletin - Free 15-day Marine forecasts

Guilvinec (29730)Longitude : -4°17’,6028 W Latitude : 47°47’,718 N Altitude : 0m

Sun

26

-

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

Mon

27

-

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

Tue

28

-

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

Wed

29

-

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

Thu

30

-

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

Fri

31

-

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

Sat

01

-

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

Sun

02

-

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

Mon

03

-

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

Tue

04

-

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

Wed

05

-

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

Thu

06

-

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

Fri

07

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

Sat

08

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

Sun

09

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

BULLETIN

(established in local time)

Reliability 90%

Wind alert - Warning strong breeze offshore.

Sunday 26 october

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

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)

40

30

20

10

60

50

40

30

20

15

10

5

40

30

20

10

5

0

5

0

3

0

15

10

5

60

55

50

45

40

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

325° NW NW
320° NW NW
310° NW NW
310° NW NW
310° NW NW
310° NW NW
310° NW NW
320° NW NW
325° NW NW
325° NW NW
325° NW NW
325° NW NW
320° NW NW
315° NW NW
310° NW NW
310° NW NW
310° NW NW
305° NW NW
300° NW WNW
290° W WNW
295° NW WNW
290° W WNW
285° W WNW
285° W WNW

15 28 8 17 4
15 28 8 17 4
13 25 7 16 4
16 29 8 18 5
15 28 8 17 4
17 31 9 19 5
16 29 8 18 5
15 27 8 17 4
13 25 7 16 4
12 23 6 14 4
13 25 7 16 4
15 27 8 17 4
16 29 8 18 5
15 28 8 17 4
16 29 8 18 5
16 30 8 19 5
16 29 8 18 5
15 27 8 17 4
14 26 7 16 4
16 30 8 19 5
18 33 9 21 5
19 35 10 22 5
19 36 10 22 5
21 38 11 24 5

22 40 11 25 6
22 41 11 25 6
22 41 11 25 6
23 43 12 27 6
26 48 13 30 6
25 47 13 29 6
25 47 13 29 6
24 45 13 28 6
24 45 13 28 6
21 38 11 24 5
21 39 11 24 6
23 42 12 26 6
24 45 13 28 6
24 44 12 27 6
24 44 12 27 6
24 45 13 28 6
24 45 13 28 6
24 44 12 27 6
22 41 11 25 6
24 45 13 28 6
26 49 14 30 6
28 52 14 32 7
30 55 15 34 7
31 57 16 35 7

0.9
0.9
0.9
1
1
1
1
1
0.9
0.9
0.9
0.9
0.8
0.8
0.8
0.8
0.8
0.9
0.9
0.9
1
1.1
1.1
1.2

1.7
1.7
1.7
1.8
1.9
1.9
1.9
1.8
1.7
1.7
1.6
1.6
1.6
1.6
1.5
1.6
1.6
1.7
1.7
1.8
1.9
2
2.1
2.2

0.2
0.3
0.5
0.6
0.6
0.6
0.5
0.4
0.4
0.3
0.4
0.4
0.4
0.4
0.4
0.4
0.5
0.6
0.6
0.7
1
1
1.1
1.1

255° W WSW
255° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
250° W WSW
250° W WSW
245° SW WSW
220° SW SW
245° SW WSW

0.9
0.9
0.8
0.7
0.7
0.7
0.8
0.8
0.8
0.8
0.8
0.7
0.7
0.7
0.7
0.7
0.6
0.6
0.6
0.6
0.2
0.2
0.1
0.2

8
8
8
8
8
8
7
7
7
7
7
7
7
7
8
8
8
8
8
7
8
7
7
7

100
100
90
90
90
80
80
80
80
80
80
90
90
90
90
90
90
80
80
60
45
50
60
60

1.8
-
1.8
2.1
2.9
3.8
4.4
4.5
4.3
3.8
3.1
2.5
2.0
1.8
1.9
2.3
3.0
3.6
4.1
4.2
4.1
3.7
3.2
2.7

14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58
14 58

10
0
75
90
70
85
70
75
50
50
65
80
85
75
80
80
65
85
90
95
90
75
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

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

60
0
0
0
20
20
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

1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019

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

11 51
11 52
11 52
12 53
12 53
12 53
12 53
12 53
12 53
12 53
13 55
13 56
13 56
14 56
14 57
14 57
14 56
13 56
13 56
13 56
13 56
14 56
14 57
14 57

6 42
6 43
7 44
7 44
7 44
6 43
7 44
7 44
7 44
8 47
9 48
10 51
11 52
11 51
11 51
10 51
10 50
9 49
8 47
8 46
8 46
8 46
7 45
7 45

18 34 5 9 21
19 36 5 10 22
22 41 6 11 25
22 40 6 11 25
24 44 6 12 27
24 44 6 12 27
23 42 6 12 26
22 40 6 11 25
22 40 6 11 25
22 41 6 11 25
21 39 6 11 24
21 39 6 11 24
20 37 5 10 23
18 33 5 9 21
18 34 5 9 21
19 35 5 10 22
19 36 5 10 22
18 34 5 9 21
20 37 5 10 23
21 39 6 11 24
23 42 6 12 26
25 46 6 13 29
24 45 6 13 28
25 47 6 13 29

1.7
1.7
1.7
1.8
1.8
1.9
1.8
1.8
1.8
1.7
1.7
1.7
1.6
1.5
1.5
1.5
1.5
1.5
1.6
1.7
1.9
2
2.1
2.2

Forecasts established in local time
Last updated 46min ago | Next update in 4h
Caption

Expert opinion

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

For Plage de la Grève Blanche :
Warning strong breeze offshore.

We are 90% sure of the situation, because the atmosphere might not be as stable as forecast.

Very cloudy skies. Becoming more changeable for a time in the morning. No precipitation. In the evening, very cloudy skies to overcast.
No precipitation. NW wind force 5 continuing all day. Gusts reaching 31 knots in the evening. Slight sea. Low, short swell from WSW. Excellent visibility.

Tides at Le Guilvinec

63

Low tide 01h47 1.74m

High tide 06h41 4.55m

59

Low tide 13h13 1.77m

High tide 18h57 4.25m

www.shom.fr - © SHOM 2025

Consult the tides for October

Sun

26

-

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

Mon

27

-

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

Tue

28

-

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

Wed

29

-

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

Thu

30

-

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

Fri

31

-

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

Sat

01

-

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

Sun

02

-

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

Mon

03

-

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

Tue

04

-

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

Wed

05

-

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

Thu

06

-

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

Fri

07

-

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

Sat

08

-

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

Sun

09

-

- 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 beach Plage de la Grève Blanche

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Le Guilvinec