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

Sun

18

-

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

Mon

19

-

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

Tue

20

-

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

Wed

21

-

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

Thu

22

-

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

Fri

23

-

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

Sat

24

-

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

Sun

25

-

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

Mon

26

-

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

Tue

27

-

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

Wed

28

-

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

Thu

29

-

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

Fri

30

-

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

Sat

31

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

Sun

01

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

BULLETIN

(established in local time)

Reliability 95%

No gale warning.

Sunday 18 may

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

25

20

15

10

5

50

40

30

20

10

15

10

5

0

30

25

20

15

10

5

0

1

0.5

0

3

0

25

20

15

10

5

80

70

60

50

40

Mon 19

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

25° NE NNE
20° N NNE
10° N N
10° N NNE
15° N NNE
15° N NNE
25° NE NNE
35° NE NE
45° NE NE
50° NE NE
60° NE ENE
60° NE ENE
65° NE ENE
65° NE ENE
65° NE ENE
55° NE ENE
50° NE NE
50° NE NE
50° NE NE
50° NE NE
50° NE NE
55° NE NE
50° NE NE
45° NE NE

9 16 4 10 3
10 18 5 11 3
10 19 5 12 3
11 21 6 13 4
13 24 7 15 4
14 26 7 16 4
15 28 8 17 4
16 30 8 19 5
16 30 8 19 5
15 27 8 17 4
13 24 7 15 4
13 25 7 16 4
13 25 7 16 4
13 24 7 15 4
10 19 5 12 3
9 17 5 11 3
10 19 5 12 3
10 19 5 12 3
11 20 6 12 4
11 20 6 12 4
11 20 6 12 4
10 18 5 11 3
9 17 5 11 3
9 17 5 11 3

12 22 6 14 4
13 25 7 16 4
14 26 7 16 4
16 29 8 18 5
18 33 9 21 5
19 35 10 22 5
21 38 11 24 5
22 41 11 25 6
24 44 12 27 6
23 42 12 26 6
20 37 10 23 5
18 34 9 21 5
18 34 9 21 5
18 34 9 21 5
17 31 9 19 5
13 25 7 16 4
13 25 7 16 4
13 25 7 16 4
15 27 8 17 -
16 29 8 18 5
16 30 8 19 5
16 29 8 18 5
15 27 8 17 4
16 29 8 18 5

0.2
0.2
0.2
0.2
0.3
0.3
0.4
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.4
0.4
0.5
0.4
0.4
0.4

0.5
0.5
0.5
0.5
0.6
0.7
0.9
1
1.1
1.1
1.1
1.1
1.1
1.1
1
0.9
0.8
0.8
0.9
0.9
1
0.9
0.8
0.8

0.2
0.2
0.2
0.2
0.2
0.3
0.4
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.3
0.3
0.3
0.3
0.3
0.4
0.3
0.3
0.2
0.2

205° SW SSW
200° S SSW
200° S SSW
190° S S
190° S S
190° S S
250° W WSW
325° NW NW
330° NW NNW
260° W W
205° SW SSW
200° S SSW
195° S SSW
35° NE NNE
40° NE NE
105° E ESE
105° E ESE
105° E ESE
100° E ESE
25° NE NNE
100° E ESE
40° NE NE
40° NE NE
40° NE NE

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

5
9
9
10
10
11
4
7
6
3
5
4
4
5
4
2
2
2
2
4
2
4
4
4

120
120
130
130
130
10
15
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20

8.6
7.4
6.0
4.7
3.9
3.8
4.4
5.8
7.4
8.8
9.6
9.5
8.9
7.8
6.5
5.2
4.2
3.7
3.9
4.8
6.2
7.7
8.8
9.2

14 57
14 58
14 58
15 58
15 58
15 58
15 58
14 58
14 58
14 58
14 58
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57

0
0
0
0
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
10
5
30
20
5

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

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

1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

6
7
6
5
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
5

17 62
17 63
18 64
18 64
18 64
17 63
17 63
16 62
16 60
14 58
14 57
13 55
12 54
11 53
11 51
10 50
10 50
10 50
11 51
12 53
13 56
14 57
15 60
16 61

23 73
21 70
22 71
21 69
19 67
18 64
15 60
13 56
11 51
10 49
9 49
8 47
8 46
7 45
7 44
7 44
6 44
6 44
7 44
9 48
11 52
14 57
17 62
19 67

Forecasts established in local time
Last updated 15min ago | Next update in 3h
Caption

Expert opinion

For Mouillage de Saint-Cast :
No gale warning.

The reliability of the situation is assessed at 95%.

Clear skies. In the evening, hazy skies.
No precipitation. NNE force 4 in the middle of the day becoming NE force 5 in the evening. Gusts reaching 24 knots in the evening. Smooth sea becoming smooth to slight in the evening. Low, fairly long swell from S. Excellent visibility.

Tides at Saint-Cast

54

Low tide 05h34 3.23m

High tide 11h09 9.71m

50

Low tide 17h46 3.74m

High tide 23h24 9.66m

www.shom.fr - © SHOM 2025

Consult the tides for May

Sun

18

-

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

Mon

19

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

Tue

20

-

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

Wed

21

-

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

Thu

22

-

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

Fri

23

-

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

Sat

24

-

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

Sun

25

-

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

Mon

26

-

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

Tue

27

-

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

Wed

28

-

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

Thu

29

-

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

Fri

30

-

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

Sat

31

-

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

Sun

01

-

- 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