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

Fri

04

-

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

Sat

05

-

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

Sun

06

-

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

Mon

07

-

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

Tue

08

-

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

Wed

09

-

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

Thu

10

-

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

Fri

11

-

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

Sat

12

-

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

Sun

13

-

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

Mon

14

-

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

Tue

15

-

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

Wed

16

-

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

Thu

17

-

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

Fri

18

-

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

BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Friday 4 july

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)

20

15

10

5

30

25

20

15

10

5

10

5

0

20

15

10

5

0

0.5

0

3

0

30

25

20

15

10

90

80

70

60

50

Sat 5

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

150° SE SSE
25° NE NNE
35° NE NNE
45° NE NE
50° NE NE
45° NE NE
40° NE NE
35° NE NNE
30° NE NNE
25° NE NNE
20° N NNE
15° N NNE
10° N N
5° N N
360° N N
350° N N
345° N NNW
330° NW NNW
310° NW NW
290° W WNW
275° W W
275° W W
270° W W
265° W W

5 9 3 6 2
6 12 3 7 3
6 11 3 7 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
6 12 3 7 3
7 13 4 8 3
8 14 4 9 3
8 14 4 9 3
8 15 4 9 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
8 14 4 9 3
5 10 3 6 2
5 9 3 6 2
5 9 3 6 2
5 9 3 6 2
5 10 3 6 2
5 10 3 6 2
6 11 3 7 2

9 16 4 10 3
10 19 5 12 -
10 19 5 12 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
10 19 5 12 3
11 20 6 12 4
12 22 6 14 4
12 23 6 14 4
13 24 7 15 4
13 25 7 16 4
14 26 7 16 4
14 26 7 16 4
15 27 8 17 4
15 27 8 17 4
14 26 7 16 4
12 23 6 14 4
10 18 5 11 3
9 16 4 10 3
8 15 4 9 3
9 16 4 10 3
9 16 4 10 3
9 17 5 11 3

0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.1
0.1

0.4
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
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

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

30° NE NNE
15° N NNE
10° N N
5° N N
50° NE NE
270° W W
270° W W
265° W W
265° W W
260° W WSW
255° W WSW
265° W W
265° W W
265° W W
260° W W
270° W W
270° W W
275° W W
270° W W
270° W W
270° W W
270° W W
265° W W
265° W W

0.2
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
0.1
0.1
0.1
0.1
0.1

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

15
15
15
15
15
20
20
20
20
15
10
50
50
80
80
50
15
15
20
60
60
60
60
100

6.5
5.4
4.6
4.2
4.3
5.0
6.0
7.2
8.1
8.5
8.4
7.9
7.0
6.0
5.1
4.5
4.4
4.8
5.7
6.8
7.8
8.4
8.5
8.1

20 68
20 68
20 68
20 68
20 68
20 68
20 68
20 68
20 68
20 68
20 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
20 69
20 69
20 69

0
10
20
15
20
20
15
5
5
5
5
5
5
5
5
5
5
5
10
5
15
15
20
25

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

10
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
15
10
5
5
4

1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1027
1026
1026
1026
1025
1025
1025
1025
1025
1024
1024

0
0
0
1
1
3
5
6
8
8
8
7
5
3
2
1
0
0
0
0
0
0
0
0

13 55
15 58
15 59
16 61
17 63
18 65
19 66
19 67
20 67
20 68
20 68
20 68
20 67
20 67
19 66
19 65
18 64
17 62
16 60
15 59
14 58
14 57
13 56
13 56

11 53
12 54
13 55
15 59
18 64
20 68
22 71
23 74
24 76
25 77
28 82
24 76
23 74
22 71
20 68
18 64
16 61
15 58
14 57
13 56
12 54
12 53
11 52
11 51

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

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
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4

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

Expert opinion

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

For Grève de Fonteny :
No gale warning.

The reliability of the situation is assessed at 90%.

Little cloud in the morning, skies becoming progressively hazier during the afternoon. No precipitation. In the evening, skies gradually hazing over.
No precipitation. NE force 3 in the morning turning NNW in the evening. Gusts reaching 15 knots in the evening. Smooth sea. Low, short swell from NNE then from WSW in the middle of the day then from W. Excellent visibility becoming excellent in the middle of the day.

Tides at Saint-Quay-Portrieux

42

High tide 01h37 8.86m

Low tide 08h18 4.14m

39

High tide 14h16 8.57m

Low tide 20h47 4.37m

www.shom.fr - © SHOM 2025

Consult the tides for July

Fri

04

-

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

Sat

05

-

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

Sun

06

-

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

Mon

07

-

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

Tue

08

-

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

Wed

09

-

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

Thu

10

-

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

Fri

11

-

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

Sat

12

-

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

Sun

13

-

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

Mon

14

-

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

Tue

15

-

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

Wed

16

-

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

Thu

17

-

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

Fri

18

-

- 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