Weather Mouillage de Saint-Cast - Detailed bulletin - Free 15-day Marine forecasts

Saint-Cast-le-Guildo FRALon : -2°14’,724 W Lat : 48°38’,442 N Alt : 2m

Mon

15

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

Tue

16

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

Wed

17

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

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

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

Wed

24

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

Thu

25

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

Fri

26

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Sat

27

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Sun

28

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Mon

29

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

BULLETIN

Reliability 85%

No gale warning.

No weather risk at the spot

Monday 15 jun

METEO CONSULT Run : 15/06 00Z Mesh : 1km Updated, 28min ago Update in 3h

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (m) (m)

legend.title.wave_height

Total sea (m)

legend.title.wind_sea

Wind (m)

legend.title.swell

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

25

20

15

10

5

40

30

20

10

0

15

10

5

0

25

20

15

10

5

10

5

0

0.5

0

3

0

40

30

20

10

90

80

70

60

50

                                    
                                                                         Tue 16
                                                            
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                        Run : 15/06 00Z
                Mesh : 1km
                Updated, 28min ago
                Update in 3h

Tue 16

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
155° SE SSE
165° S SSE
180° S S
175° S S
190° S S
210° SW SSW
260° W WSW
260° W W
290° W WNW
335° NW NNW
330° NW NNW
330° NW NNW
320° NW NW
315° NW NW
315° NW NW
310° NW NW
310° NW NW
305° NW NW
305° NW WNW
305° NW NW
305° NW WNW
305° NW NW
305° NW NW

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

9 17 5 11 3
10 18 5 11 3
10 19 5 12 3
12 23 6 14 4
11 21 6 13 4
12 22 6 14 4
16 30 8 19 5
17 31 9 19 5
20 37 10 23 5
18 34 9 21 5
17 31 9 19 5
17 32 9 20 5
17 31 9 19 5
17 31 9 19 5
17 31 9 19 5
18 33 9 21 5
18 33 9 21 5
18 33 9 21 5
17 32 9 20 5
17 32 9 20 5
17 32 9 20 5
16 30 8 19 5
17 31 9 19 5
16 30 8 19 5

0.2
0.2
0.2
0.2
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.2

0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.2
0.2
0.2
0.3
0.2
0.2
0.1
0.1
0.1
0.1
0.1

30° NE NNE
30° NE NNE
30° NE NNE
25° NE NNE
25° NE NNE
20° N NNE
15° N NNE
255° W WSW
325° NW NW
320° NW NW
5° N N
10° N N
15° N NNE
10° N NNE
10° N NNE
10° N NNE
10° N N
10° N N
5° N N
0° N N
315° NW NW
250° W WSW
10° N N
10° N N

0.2
0.2
0.2
0.2
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.3
0.2
0.1
0.3
0.3
0.3
0.2
0.2
0.2
0.2

4
4
4
4
4
4
4
3
7
7
5
5
4
3
3
3
4
3
3
3
4
2
3
3

25
25
30
30
30
30
100
100
110
130
30
10
10
15
15
20
20
15
15
15
100
15
20
20

6.3
9.0
10.9
11.5
10.9
9.4
7.4
5.1
3.2
2.0
1.8
2.9
5.3
8.2
10.6
11.8
11.6
10.4
8.4
6.1
3.9
2.3
1.5
1.9

16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 62
17 62
17 62
17 62
17 62
17 62
16 62
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61

100
10
35
40
40
35
40
45
55
60
60
65
70
40
45
60
70
65
95
95
100
100
100
100

0
0
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

0
0
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
20
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

1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015

0
0
0
0
1
2
4
5
6
6
6
5
3
2
1
0
0
0
0
0
0
0
0
0

18 65
19 66
20 67
20 68
22 71
23 74
25 78
26 79
25 76
23 74
21 69
18 65
17 63
17 63
17 62
16 61
16 60
16 60
15 60
15 59
15 59
15 59
15 59
15 59

16 61
17 62
18 64
19 65
24 76
28 82
27 80
32 89
31 88
30 86
27 81
21 69
18 64
17 62
16 60
14 57
13 55
12 54
12 53
12 53
11 53
12 54
12 53
12 53

Forecasts established in local time
Caption Glossary

Expert opinion

For Mouillage de Saint-Cast :
No gale warning.

We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.

Good clear periods alternating with cloudy spells, sometimes more dense in the afternoon. Light showers progressively dying out in the morning, no precipitation in the afternoon. In the evening, good clear periods but cloud building.
No precipitation. S force 3 turning NW in the middle of the day then becoming force 4. Gusts reaching 20 knots in the middle of the day. Smooth sea becoming smooth to slight in the evening. Low, short swell from NNE. Excellent visibility.

semaphore stations

Station Dinard located 14 km from Mouillage de Saint-Cast

	WIND			WEATHER
Local time	Dir. (°)	Speed (nd)	Gust (nd)	Temp. (°C)	Pressure (hPa)	Visibility (M)
05h	160	17	28	20.7	1014	0
04h	140	8	21	19.3	1015	0
03h	140	7	13	18	1015	0

Nearby signal stations

Météo France - RADOME

Signal station weather

Tides at Saint-Cast

90

Low tide 02h20 1.76m

High tide 07h54 11.51m

93

Low tide 14h46 1.72m

High tide 20h16 11.9m

www.shom.fr - © SHOM 2026 - Local times

Consult the tides for June

Go further

Mon

15

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

Tue

16

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

Wed

17

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

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

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

Wed

24

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

Thu

25

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

Fri

26

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

Sat

27

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

Sun

28

-

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

Mon

29

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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 anchorage Mouillage de Saint-Cast

BULLETIN

Wind

Waves

Weather

Temperature

Expert opinion

semaphore stations

Tides at Saint-Cast

Go further