Weather Grève de Fonteny - Detailed bulletin - Free 15-day Marine forecasts

Saint-Quay-Portrieux (22410)Longitude : -2°50’,4666 W Latitude : 48°39’,714 N Altitude : 0m

Tue

16

-

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

Wed

17

-

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

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

-

- 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

BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Tuesday 16 december

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

40

30

20

10

15

10

5

0

25

20

15

10

5

10

5

0

1

0.5

0

3

0

15

10

5

0

55

50

45

40

35

30

Wed 17

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

335° NW NNW
340° N NNW
340° N NNW
340° N NNW
330° NW NNW
325° NW NW
325° NW NNW
315° NW NW
285° W WNW
270° W W
255° W WSW
250° W WSW
245° SW WSW
240° SW WSW
225° SW SW
220° SW SW
210° SW SSW
200° S SSW
195° S SSW
190° S S
190° S S
185° S S
190° S S
190° S S

10 18 5 11 3
10 18 5 11 3
11 20 6 12 4
10 19 5 12 3
9 17 5 11 3
8 15 4 9 3
7 13 4 8 3
6 11 3 7 2
6 11 3 7 2
6 12 3 7 3
6 12 3 7 3
8 14 4 9 3
8 14 4 9 3
8 15 4 9 3
8 15 4 9 3
9 16 4 10 3
9 16 4 10 3
9 17 5 11 3
9 17 5 11 3
10 18 5 11 3
11 20 6 12 4
12 22 6 14 4
12 23 6 14 4
13 24 7 15 4

15 27 8 17 4
15 27 8 17 4
16 29 8 18 5
15 27 8 17 4
14 26 7 16 4
12 23 6 14 4
11 20 6 12 4
10 19 5 12 3
9 16 4 10 3
9 17 5 11 -
9 17 5 11 -
10 19 5 12 -
10 18 5 11 -
10 19 5 12 -
11 20 6 12 4
11 20 6 12 4
11 21 6 13 4
12 22 6 14 4
15 27 8 17 4
16 29 8 18 5
17 32 9 20 5
19 36 10 22 5
21 38 11 24 5
21 39 11 24 6

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

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

0.2
0.2
0.2
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.2
0.2
0.1

200° S SSW
200° S SSW
200° S SSW
200° S SSW
205° SW SSW
205° SW SSW
205° SW SSW
200° S SSW
200° S SSW
200° S SSW
200° S SSW
200° S SSW
200° S SSW
200° S SSW
200° S SSW
200° S SSW
200° S SSW
200° S SSW
200° S SSW
225° SW SW
225° SW SW
225° SW SW
215° SW SW
210° SW SSW

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

7
6
6
6
6
6
6
9
9
9
9
9
9
9
12
12
12
12
12
9
9
9
10
11

240
150
240
240
240
240
150
160
160
240
240
240
240
240
250
250
250
260
260
230
180
190
190
180

9.3
9.2
8.6
7.4
6.1
4.8
3.9
3.6
4.0
5.1
6.6
8.2
9.3
9.6
9.2
8.2
6.8
5.3
4.2
3.5
3.6
4.5
6.0
7.6

12 53
12 53
12 53
12 53
11 53
11 53
11 53
11 53
11 53
11 53
11 53
11 53
11 53
11 53
11 53
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52

70
60
55
70
80
75
65
70
80
75
70
55
20
25
5
5
10
10
50
65
75
95
100
100

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
>20

1013
1013
1014
1015
1016
1016
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1020
1019
1018
1017
1017

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

11 52
11 51
10 50
10 50
10 49
9 48
9 48
8 47
8 46
8 46
7 45
7 44
6 43
6 42
5 41
5 41
5 41
5 42
6 43
7 45
9 48
10 49
10 50
10 51

8 46
7 45
6 43
6 43
6 43
6 43
6 43
6 43
6 42
5 41
5 40
4 39
3 38
3 37
2 36
2 35
2 35
2 36
3 37
4 40
6 43
6 43
7 44
6 43

12 23 4 6 14
13 24 4 7 15
13 25 4 7 16
13 25 4 7 16
12 23 4 6 14
12 22 4 6 14
11 20 4 6 12
10 18 3 5 11
8 14 3 4 9
7 13 3 4 8
8 14 3 4 9
8 15 3 4 9
9 17 3 5 11
10 18 3 5 11
10 19 3 5 12
11 21 4 6 13
12 22 4 6 14
13 24 4 7 15
15 27 4 8 17
16 30 5 8 19
17 31 5 9 19
18 33 5 9 21
19 35 5 10 22
19 36 5 10 22

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

Forecasts established in local time
Last updated 44min ago | Next update in 3h
Caption

Expert opinion

A northerly, moderate and mostly variable flow prevails over the South of the basin. Over the North, it is southwesterly, strong and mostly variable.

For Grève de Fonteny :
No gale warning.

The reliability of the situation is assessed at 90%.

Very cloudy. No precipitation. In the evening, good clear periods but lots of cloud, too.
No precipitation. NNW force 3 in the middle of the day becoming force 4 in the evening. Gusts reaching 16 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from SSW. Excellent visibility.

Tides at Saint-Quay-Portrieux

51

High tide 04h05 9.25m

Low tide 10h34 3.79m

54

High tide 16h25 9.33m

Low tide 23h03 3.6m

www.shom.fr - © SHOM 2025

Consult the tides for December

Tue

16

-

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

Wed

17

-

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

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

-

- 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

* +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 de Fonteny

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Quay-Portrieux