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

Saint-Quay-Portrieux (22410)Lon : -2°50’,4666 W Lat : 48°39’,714 N Alt : 0m

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Thu

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Sun

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Mon

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Tue

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Wed

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Thu

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Sat

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Sun

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Mon

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BULLETIN

(* established in local time)

Reliability 80%

No gale warning.

Wednesday 21 jan

METEO CONSULT Run : 21/01 16Z Mesh : 1km Updated, 3h ago Update in 3h

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (m) (m)

Total sea (m)

Wind (m)

Swell direction

Swell height (m)

Swell period (s)

Wave length (m)

High tide (m)

Sea temp

Weather

Rain (mm) (mm)

Clouds:

Cloud cover (%)

Precipitation:

Amount of precipitation (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Storm risk. (%)

Brightness:

Visibility (km)

Pressure (hPa)

UV

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

Offshore

Offshore wind

Offshore sea (m)

30

20

10

0

60

50

40

30

20

10

15

10

5

0

40

30

20

10

0

10

5

0

1

0.5

0

3

0

15

10

5

0

55

50

45

40

35

                                    
                                                                         Thu 22
                                                            
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                        Run : 21/01 16Z
                Mesh : 1km
                Updated, 3h ago
                Update in 3h

Thu 22

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

170° S SSE
160° S SSE
150° SE SSE
155° SE SSE
155° SE SSE
150° SE SSE
155° SE SSE
160° S SSE
170° S S
200° S SSW
215° SW SSW
220° SW SW
235° SW SW
240° SW WSW
245° SW WSW
250° W WSW
255° W WSW
255° W WSW
250° W WSW
250° W WSW
245° SW WSW
230° SW SW
205° SW SSW
190° S S

12 22 6 14 4
11 21 6 13 4
10 19 5 12 3
11 20 6 12 4
10 18 5 11 3
10 19 5 12 3
10 18 5 11 3
10 19 5 12 3
9 17 5 11 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
11 20 6 12 4
12 22 6 14 4
12 22 6 14 4
14 26 7 16 4
16 29 8 18 5
14 26 7 16 4
15 28 8 17 4
13 25 7 16 4
12 22 6 14 4
9 16 4 10 3
8 15 4 9 3
8 15 4 9 3

18 33 9 21 5
18 34 9 21 5
21 38 11 24 5
19 36 10 22 5
19 35 10 22 5
18 34 9 21 5
19 35 10 22 5
18 34 9 21 5
18 34 9 21 5
19 35 10 22 5
18 33 9 21 5
17 32 9 20 5
19 35 10 22 5
22 40 11 25 6
23 43 12 27 6
24 45 13 28 6
28 52 14 32 7
27 50 14 31 7
26 49 14 30 6
26 49 14 30 6
23 43 12 27 6
18 34 9 21 5
15 27 8 17 4
13 25 7 16 4

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

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

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
25° NE NNE
25° NE NNE
25° NE NNE
205° SW SSW
200° S SSW
200° S SSW
200° S SSW
200° S SSW
220° SW SW
220° SW SW
200° S SSW
200° S SSW
200° S SSW
200° S SSW

0.3
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
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5

10
10
9
12
12
9
9
10
10
13
13
13
13
14
14
14
14
14
10
10
13
13
10
10

100
190
190
190
190
120
130
140
230
240
270
290
300
300
270
280
290
320
310
290
280
280
260
260

10.7
10.2
8.8
6.8
4.8
3.2
2.3
2.5
3.8
5.9
8.3
10.2
11.0
10.6
9.4
7.5
5.4
3.6
2.4
2.1
3.0
4.9
7.2
9.3

9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48

80
75
80
90
75
85
85
65
75
65
60
50
45
90
60
80
65
80
70
75
50
20
25
15

0
1.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

-
-
-
-
-
-
-
-
-
-
-

20
100
0
0
20
25
25
25
0
0
0
0
0
20
20
20
25
25
30
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

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

982
982
983
983
983
983
983
983
983
984
985
985
986
987
988
988
989
989
990
990
990
990
990
990

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

10 50
10 50
10 49
9 49
9 48
9 48
9 48
9 48
9 47
8 47
8 46
8 46
8 46
8 47
9 48
10 50
10 50
10 51
10 51
10 50
9 49
8 47
7 45
7 44

6 43
6 42
6 43
6 42
6 42
6 42
6 42
5 41
5 41
5 40
5 40
4 40
4 39
5 40
5 42
7 44
7 45
7 45
7 45
6 43
6 42
5 41
4 40
4 39

16 29 5 8 18
16 29 5 8 18
16 29 5 8 18
16 30 5 8 19
15 28 4 8 17
16 29 5 8 18
16 29 5 8 18
16 30 5 8 19
15 28 4 8 17
15 28 4 8 17
15 28 4 8 17
15 27 4 8 17
15 27 4 8 17
17 31 5 9 19
17 31 5 9 19
17 32 5 9 20
18 33 5 9 21
18 33 5 9 21
16 29 5 8 18
17 31 5 9 19
15 28 4 8 17
13 24 4 7 15
12 23 4 6 14
13 24 4 7 15

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

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

Expert opinion

Low 970 hPa centered at 90 nautical miles in the West-South-West of Fastnet Rock (South-West Ireland) moving at 23 knots to the North-North-East and rising to 976 hPa to be centered to the North-West of Ireland.

For Grève de Fonteny :
No gale warning.

We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.

In the evening, very cloudy.
Light showers. SSE wind force 4. Gusts reaching 21 knots in the evening. Smooth to slight sea. Low, fairly long swell from SSW. Excellent visibility.

Tides at Saint-Quay-Portrieux

84

Low tide 02h49 2.34m

High tide 08h34 10.94m

85

Low tide 15h12 2.09m

High tide 20h56 10.71m

www.shom.fr - © SHOM 2026

Consult the tides for January

Go further

Wed

21

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

Thu

22

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

Fri

23

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

Sat

24

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

Sun

25

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

Mon

26

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

Tue

27

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

Wed

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

Thu

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

Fri

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

Sat

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

Sun

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

Mon

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Tue

03

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

Wed

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- 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

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