Weather Grève Noire - Detailed bulletin - Free 15-day Marine forecasts

Saint-Quay-Portrieux (22410)Longitude : -2°50’,2164 W Latitude : 48°39’,414 N Altitude : 0m

Thu

16

-

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

Fri

17

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

Sat

18

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

Sun

19

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

Mon

20

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

Tue

21

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

Wed

22

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

Thu

23

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

Fri

24

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

Sat

25

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

Sun

26

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

Mon

27

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

Tue

28

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

Wed

29

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

Thu

30

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

BULLETIN

(established in local time)

Reliability 95%

Wind alert - Warning strong breeze offshore.

Thursday 16 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)

25

20

15

10

50

40

30

20

15

10

5

30

25

20

15

10

5

0

1

0.5

0

3

0

20

15

10

5

65

60

55

50

45

40

Fri 17

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

80° E ENE
75° E ENE
75° E ENE
65° NE ENE
70° E ENE
70° E ENE
65° NE ENE
75° E ENE
80° E ENE
85° E E
90° E E
95° E E
100° E E
100° E E
105° E ESE
105° E ESE
105° E ESE
105° E ESE
105° E ESE
110° E ESE
105° E ESE
105° E ESE
105° E ESE
95° E E

13 25 7 16 4
16 29 8 18 5
15 28 8 17 4
16 29 8 18 5
15 27 8 17 4
16 29 8 18 5
16 30 8 19 5
17 32 9 20 5
18 34 9 21 5
18 33 9 21 5
17 32 9 20 5
17 31 9 19 5
16 30 8 19 5
16 29 8 18 5
15 27 8 17 4
13 25 7 16 4
12 23 6 14 4
12 23 6 14 4
12 22 6 14 4
12 23 6 14 4
12 23 6 14 4
12 23 6 14 4
12 22 6 14 4
12 22 6 14 4

19 36 10 22 5
22 40 11 25 6
21 39 11 24 6
21 38 11 24 -
19 36 10 22 5
20 37 10 23 -
21 38 11 24 -
23 42 12 26 6
24 44 12 27 6
24 44 12 27 6
23 43 12 27 6
23 43 12 27 6
23 43 12 27 6
22 41 11 25 6
22 40 11 25 6
20 37 10 23 5
18 33 9 21 5
17 31 9 19 5
17 31 9 19 5
17 32 9 20 5
17 32 9 20 5
17 31 9 19 5
17 31 9 19 5
17 31 9 19 5

0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.6
0.6
0.6
0.6
0.6
0.5
0.5
0.5
0.4
0.4
0.4
0.3
0.3
0.3
0.3
0.3

1
1
1
1
1
1
1
1.2
1.2
1.3
1.3
1.2
1.2
1.1
1
0.9
0.9
0.8
0.8
0.7
0.7
0.7
0.7
0.7

0.5
0.5
0.4
0.4
0.4
0.5
0.5
0.5
0.5
0.6
0.5
0.6
0.4
0.4
0.3
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2

65° NE ENE
65° NE ENE
15° N NNE
15° N NNE
15° N NNE
15° N NNE
15° N NNE
15° N NNE
15° N NNE
70° E ENE
70° E ENE
75° E ENE
75° E ENE
80° E ENE
80° E E
40° NE NE
40° NE NE
45° NE NE
45° NE NE
45° NE NE
80° E ENE
55° NE NE
55° NE NE
75° E ENE

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

5
5
6
6
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
3
4
4
3

25
25
20
20
20
20
20
25
25
25
25
25
25
25
25
25
25
25
20
20
20
20
20
20

7.5
8.4
8.8
8.8
8.1
7.2
6.0
4.9
4.1
3.8
4.1
5.1
6.4
7.7
8.8
9.1
8.9
8.0
6.8
5.5
4.4
3.8
3.9
4.7

17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62

0
15
15
10
40
35
45
50
50
40
50
40
30
25
10
20
25
30
45
35
30
40
50
50

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

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

1024
1023
1023
1023
1023
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023

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

15 59
16 60
16 60
16 61
16 60
16 60
15 59
15 58
15 58
14 58
14 57
14 57
13 56
13 55
12 54
12 53
12 53
11 52
11 52
11 52
12 54
13 55
14 57
15 59

15 60
14 58
14 57
13 56
12 53
11 51
10 49
9 48
9 47
9 47
8 47
8 47
8 46
8 46
7 45
7 45
7 45
7 45
7 44
7 44
9 47
11 51
12 54
14 57

16 30 5 8 19
18 33 5 9 21
17 32 5 9 20
17 32 5 9 20
17 31 5 9 19
17 32 5 9 20
19 36 5 10 22
21 38 5 11 24
21 39 6 11 24
21 38 5 11 24
21 38 5 11 24
20 37 5 10 23
20 37 5 10 23
19 36 5 10 22
18 33 5 9 21
16 30 5 8 19
16 29 5 8 18
15 28 4 8 17
15 28 4 8 17
16 29 5 8 18
15 28 4 8 17
15 28 4 8 17
15 27 4 8 17
15 27 4 8 17

0.9
0.8
0.8
0.8
0.8
0.9
1
1
1.1
1.1
1.1
1.1
1
1
0.9
0.9
0.8
0.8
0.7
0.7
0.7
0.7
0.6
0.6

Forecasts established in local time
Last updated 1h ago | Next update in 2h
Caption

Expert opinion

An easterly, moderate and mostly variable flow prevails over the South and the West of the basin. Over the North-East, it is northwesterly, moderate and mostly variable.

For Grève Noire :
Warning strong breeze offshore.

The reliability of the situation is assessed at 95%.

Clear skies becoming somewhat cloudy. In the evening, cloud and long sunny periods.
No precipitation. ENE wind force 5 from the middle of the day. Gusts reaching 24 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from ENE. Excellent visibility.

Tides at Saint-Quay-Portrieux

44

High tide 03h54 8.48m

Low tide 10h19 4.52m

49

High tide 16h20 8.88m

Low tide 23h04 3.81m

www.shom.fr - © SHOM 2025

Consult the tides for October

Thu

16

-

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

Fri

17

-

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

Sat

18

-

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

Sun

19

-

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

Mon

20

-

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

Tue

21

-

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

Wed

22

-

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

Thu

23

-

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

Fri

24

-

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

Sat

25

-

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

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

* +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 Grève Noire

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Quay-Portrieux