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

Saint-Cast-le-Guildo FRALongitude : -2°14’,724 W Latitude : 48°38’,442 N Altitude : 2m

Wed

10

-

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

Thu

11

-

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

Fri

12

-

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

Sat

13

-

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

Sun

14

-

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

Mon

15

-

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

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

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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

BULLETIN

(established in local time)

Reliability 85%

No gale warning.

Wednesday 10 september

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

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

20

15

10

5

70

65

60

55

50

45

Thu 11

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

200° S SSW
195° S SSW
195° S SSW
195° S SSW
200° S SSW
200° S SSW
195° S SSW
200° S SSW
200° S SSW
205° SW SSW
245° SW WSW
270° W W
275° W W
280° W W
280° W W
275° W W
265° W W
255° W WSW
245° SW WSW
235° SW SW
230° SW SW
225° SW SW
225° SW SW
220° SW SW

8 14 4 9 3
9 16 4 10 3
10 18 5 11 3
10 19 5 12 3
11 20 6 12 4
11 20 6 12 4
12 22 6 14 4
13 24 7 15 4
13 24 7 15 4
14 26 7 16 4
13 25 7 16 4
15 28 8 17 4
16 29 8 18 5
16 30 8 19 5
16 30 8 19 5
16 30 8 19 5
15 27 8 17 4
13 24 7 15 4
12 23 6 14 4
11 21 6 13 4
12 22 6 14 4
12 23 6 14 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 30 8 19 5
17 32 9 20 5
18 34 9 21 5
19 35 10 22 5
22 40 11 25 6
23 42 12 26 6
24 45 13 28 6
25 46 13 29 6
26 48 13 30 6
27 50 14 31 7
26 49 14 30 6
26 49 14 30 6
26 49 14 30 6
24 45 13 28 6
23 42 12 26 6
21 39 11 24 6
19 36 10 22 5
19 35 10 22 5
19 36 10 22 5
21 38 11 24 5
21 38 11 24 5

0.2
0.2
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.4
0.6
0.7
0.7
0.6
0.5
0.5
0.5
0.5
0.8
0.8

0.5
0.5
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.7
0.6
0.6
0.7
0.9
1.1
1.3
1.3
1.2
1.1
1
1
1
1.6
1.5

0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.3
0.5
0.5
0.3
0.2
0.1
0.1
0.1
0.1
0.2
0.2

195° S SSW
195° S SSW
195° S SSW
185° S S
180° S S
180° S S
180° S S
185° S S
185° S S
175° S S
185° S S
185° S S
185° S S
185° S S
190° S S
190° S S
185° S S
185° S S
180° S S
180° S S
185° S S
185° S S
310° NW NW
310° NW NW

0.2
0.2
0.2
0.2
0.2
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.3
0.3
0.6
0.6
0.5
0.5
0.5
0.5
0.8
0.8

10
10
10
7
10
10
10
9
10
12
10
6
6
5
5
5
5
5
7
7
7
8
6
7

140
140
140
140
140
130
120
120
120
130
140
150
140
30
30
35
35
70
80
90
90
130
60
60

6.6
9.8
12.0
12.4
11.5
9.6
7.1
4.5
2.4
1.2
1.1
2.8
5.8
9.2
11.7
12.7
12.1
10.4
8.0
5.3
3.0
1.4
0.9
2.0

19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 65
19 65
19 65
19 65
19 65

100
100
95
100
100
95
95
100
100
100
90
90
55
90
65
75
50
80
80
90
55
50
10
30

0.1
0
0
0
0
0
0
0
0
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0

-
-
-
-
-
-
-
-
-
-
-

100
0
0
25
40
40
25
30
45
55
55
35
30
25
20
0
0
0
0
0
0
0
0
0

5
10
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1006
1006
1005
1005
1005
1005
1004
1004
1003
1003
1003
1003
1004
1005
1006
1007
1007
1008
1008
1009
1009
1009
1009
1009

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

14 57
15 58
15 58
16 60
16 61
17 63
17 63
17 63
17 63
18 64
18 65
18 64
18 64
17 62
16 61
16 60
15 59
15 58
14 58
14 56
13 56
13 55
13 55
13 55

12 53
12 53
12 53
13 55
14 56
15 59
17 62
15 59
14 56
13 56
16 61
15 58
14 56
12 53
11 51
10 50
10 50
10 50
10 50
10 49
9 48
9 48
9 48
9 47

Forecasts established in local time
Last updated 51min ago | Next update in 3h
Caption

Expert opinion

For Mouillage de Saint-Cast :
No gale warning.

We are 85% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will begin.

Overcast with reduced visibility in the morning, very cloudy skies to overcast in the afternoon. Drizzle fading over time in the morning, showers late in the day. In the evening, good clear periods but lots of cloud, too.
Possibility of showers SSW force 4 in the morning turning W force 5 in the evening. Gusts reaching 27 knots in the evening. Smooth sea becoming smooth to slight in the middle of the day then slight. Low, short swell from S. Visibility reduced by mist becoming excellent in the middle of the day.

Tides at Saint-Cast

106

Low tide 04h18 0.73m

High tide 09h43 12.47m

104

Low tide 16h35 0.97m

High tide 22h00 12.67m

www.shom.fr - © SHOM 2025

Consult the tides for September

Wed

10

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

Thu

11

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

Fri

12

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

Sat

13

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

Sun

14

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

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

* +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

Tides at Saint-Cast