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

Plouguerneau FRALongitude : -4°31’,6956 W Latitude : 48°37’,764 N Altitude : 25m

Thu

18

-

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

Fri

19

-

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

Sat

20

-

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

Sun

21

-

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

Mon

22

-

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

Tue

23

-

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

Wed

24

-

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

Thu

25

-

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

Fri

26

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

Sat

27

-

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

Sun

28

-

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

Mon

29

-

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

Tue

30

-

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

Wed

01

-

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

Thu

02

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

BULLETIN

(established in local time)

Reliability 95%

No gale warning.

Thursday 18 september

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)

25

20

15

10

5

0

50

40

30

20

10

0

15

10

5

0

30

20

10

0

10

5

0

2

1.5

1

3

0

20

15

10

70

65

60

55

Fri 19

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

210° SW SSW
215° SW SW
215° SW SW
210° SW SSW
210° SW SSW
205° SW SSW
200° S SSW
200° S SSW
205° SW SSW
205° SW SSW
205° SW SSW
205° SW SSW
205° SW SSW
205° SW SSW
205° SW SSW
205° SW SSW
200° S SSW
200° S SSW
200° S SSW
200° S SSW
195° S SSW
175° S S
160° S SSE
165° S SSE

10 18 5 11 3
11 20 6 12 4
10 19 5 12 3
10 19 5 12 3
10 19 5 12 3
10 19 5 12 3
9 16 4 10 3
9 16 4 10 3
10 18 5 11 3
10 19 5 12 3
11 21 6 13 4
12 22 6 14 4
12 23 6 14 4
13 25 7 16 4
13 24 7 15 4
12 22 6 14 4
11 21 6 13 4
10 19 5 12 3
9 16 4 10 3
6 12 3 7 3
5 10 3 6 2
4 8 2 5 2
4 7 2 4 2
4 8 2 5 2

17 32 9 20 5
19 36 10 22 5
19 35 10 22 5
19 35 10 22 5
18 34 9 21 5
18 33 9 21 5
16 30 8 19 5
16 30 8 19 5
17 32 9 20 5
19 35 10 22 5
19 35 10 22 5
20 37 10 23 5
21 39 11 24 6
22 41 11 25 6
22 41 11 25 6
21 39 11 24 6
21 38 11 24 5
19 35 10 22 5
17 32 9 20 5
16 29 8 18 5
12 22 6 14 4
9 17 5 11 3
7 13 4 8 3
8 14 4 9 3

1.4
1.4
1.5
1.5
1.5
1.5
1.5
1.5
1.4
1.4
1.4
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.2
1.2
1.2
1.1
1.1

2.6
2.7
2.7
2.7
2.7
2.8
2.7
2.7
2.6
2.6
2.5
2.5
2.4
2.4
2.4
2.4
2.4
2.4
2.4
2.3
2.2
2.2
2.1
2

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

300° NW WNW
300° NW WNW
300° NW WNW
300° NW WNW
300° NW WNW
300° NW WNW
305° NW WNW
305° NW WNW
305° NW WNW
300° NW WNW
300° NW WNW
300° NW WNW
300° NW WNW
300° NW WNW
300° NW WNW
305° NW WNW
305° NW WNW
305° NW WNW
305° NW WNW
305° NW NW
305° NW WNW
305° NW NW
305° NW WNW
300° NW WNW

1.4
1.4
1.5
1.5
1.5
1.5
1.5
1.5
1.4
1.4
1.4
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.2
1.2
1.2
1.1
1.1

11
12
12
11
11
11
11
11
11
11
11
11
11
11
11
11
10
10
10
10
10
10
10
10

220
220
220
220
220
210
210
210
210
210
210
210
200
200
200
190
190
180
180
180
170
170
170
170

4.4
5.4
6.1
6.4
6.1
5.5
4.6
3.6
2.8
2.4
2.5
3.2
4.2
5.3
6.3
6.7
6.7
6.1
5.1
3.9
2.8
2.1
1.9
2.3

15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 60
15 60
15 60
15 60
15 60
15 60
15 60
15 59
15 59

100
95
95
100
95
95
95
95
95
95
95
95
90
85
90
85
85
80
90
80
40
70
45
45

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

1
>20
10
10
15
15
5
10
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
10
5
5
5

1021
1021
1021
1021
1020
1020
1020
1020
1021
1021
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1021
1021
1020

0
0
0
0
0
0
0
0
0
0
1
1
2
2
2
1
1
1
0
0
0
0
0
0

17 63
17 63
17 63
17 63
17 63
17 63
17 62
17 62
17 63
17 63
18 64
18 65
19 66
19 67
19 67
19 67
19 67
19 66
19 65
18 64
17 62
16 61
16 60
15 59

14 56
13 56
13 56
13 56
13 56
13 56
14 57
14 57
14 56
14 57
15 59
16 61
17 63
18 65
19 66
19 66
19 65
17 63
16 61
15 59
14 58
14 58
14 57
13 56

11 20 4 6 12
12 22 4 6 14
12 22 4 6 14
11 20 4 6 12
11 20 4 6 12
11 20 4 6 12
11 20 4 6 12
11 20 4 6 12
10 18 3 5 11
10 18 3 5 11
10 18 3 5 11
11 20 4 6 12
11 21 4 6 13
10 19 3 5 12
11 21 4 6 13
10 19 3 5 12
10 19 3 5 12
9 17 3 5 11
8 14 3 4 9
7 13 3 4 8
6 12 3 3 7
5 10 2 3 6
6 11 2 3 7
6 12 3 3 7

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

Forecasts established in local time
Last updated 17min ago | Next update in 3h
Caption

Expert opinion

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

For Plage de la Grève Blanche :
No gale warning.

The reliability of the situation is assessed at 95%.

Very cloudy skies with short clear spells. No precipitation. In the evening, clear periods developing.
No precipitation. SSW force 4 in the morning becoming force 3 in the evening. Gusts reaching 22 knots in the middle of the day. Moderate sea becoming slight in the middle of the day. Moderate, fairly long swell from WNW then low in the middle of the day then from WNW. Poor visibility becoming excellent in the middle of the day then poor.

Tides at L'Aber Wrac'h

54

High tide 04h03 6.36m

Low tide 10h22 2.41m

61

High tide 16h22 6.79m

Low tide 22h53 1.9m

www.shom.fr - © SHOM 2025

Consult the tides for September

Thu

18

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

Fri

19

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

Sat

20

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

Sun

21

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

Mon

22

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

Tue

23

-

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

Wed

24

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

Thu

25

-

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

Fri

26

-

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

Sat

27

-

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

Sun

28

-

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

Mon

29

-

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

Tue

30

-

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

Wed

01

-

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

Thu

02

-

- 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 L'Aber Wrac'h