Weather Mouillage de Saint-Cast 2 - Detailed bulletin - Free 15-day Marine forecasts

Saint-Cast-le-Guildo FRALongitude : -2°14’,6646 W Latitude : 48°38’,496 N Altitude : 1m

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

-

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

Tue

23

-

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

Wed

24

-

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

Thu

25

-

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

Fri

26

-

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

Sat

27

-

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

Sun

28

-

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

Mon

29

-

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

Tue

30

-

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

Wed

01

-

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

Thu

02

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BULLETIN

(established in local time)

Reliability 95%

No gale warning.

Thursday 18 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

20

15

10

5

0

30

20

10

0

10

5

0

20

15

10

5

0

5

0

1

0.5

0

3

0

30

25

20

15

10

5

90

80

70

60

50

40

Fri 19

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

200° S SSW
195° S SSW
200° S SSW
200° S SSW
195° S SSW
200° S SSW
205° SW SSW
210° SW SSW
205° SW SSW
200° S SSW
210° SW SSW
215° SW SSW
185° S S
185° S S
180° S S
190° S S
190° S S
175° S S
170° S S
165° S SSE
160° S SSE
160° S SSE
160° S SSE
170° S S

8 15 4 9 3
9 17 5 11 3
9 17 5 11 3
9 16 4 10 3
9 17 5 11 3
9 16 4 10 3
8 15 4 9 3
8 15 4 9 3
7 13 4 8 3
4 7 2 4 2
2 3 1 2 1
2 3 1 2 1
3 6 2 4 2
3 6 2 4 2
3 6 2 4 2
4 7 2 4 2
4 7 2 4 2
4 8 2 5 2
4 8 2 5 2
5 9 3 6 2
5 10 3 6 2
6 11 3 7 2
7 13 4 8 3
7 13 4 8 3

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

0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.4
0.4
0.4
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

1
1
1
1
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.7
0.7
0.7
0.7
0.6

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

330° NW NNW
330° NW NNW
330° NW NNW
330° NW NNW
325° NW NNW
325° NW NW
325° NW NW
325° NW NW
325° NW NW
330° NW NNW
240° SW WSW
240° SW WSW
240° SW WSW
285° W WNW
285° W WNW
285° W WNW
330° NW NNW
325° NW NNW
325° NW NW
325° NW NW
310° NW NW
310° NW NW
310° NW NW
310° NW NW

0.5
0.5
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
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

10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
9
9
9
9
9
9
9
9
9

170
170
170
170
180
180
170
170
170
170
170
170
160
160
160
160
160
150
150
150
130
130
130
120

6.5
5.2
4.2
3.7
4.0
5.1
6.7
8.4
9.6
10.1
9.7
8.7
7.2
5.5
4.1
3.2
2.9
3.7
5.3
7.3
9.1
10.2
10.2
9.5

18 65
18 65
18 65
18 65
18 65
18 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65

85
90
95
85
80
60
50
30
40
30
35
25
25
25
35
20
25
25
25
20
20
20
15
10

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

1022
1022
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1019
1019
1018
1018
1018

0
0
1
2
2
4
4
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

17 62
17 63
18 65
19 67
21 69
22 72
23 73
23 74
24 75
23 74
23 73
21 69
19 66
17 63
16 62
16 60
15 59
14 56
14 57
14 57
14 57
14 57
13 56
12 54

14 58
16 60
18 64
20 67
25 77
27 80
27 81
28 82
28 82
28 82
26 79
23 74
18 64
16 61
15 59
14 57
13 56
12 54
12 54
12 54
12 53
12 53
11 51
10 49

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

Expert opinion

For Mouillage de Saint-Cast 2 :
No gale warning.

The reliability of the situation is assessed at 95%.

Skies changeable to very cloudy. No precipitation. In the evening, lots of good clear periods.
No precipitation. SSW force 3 in the morning becoming S force 2 in the evening. Gusts reaching 15 knots until the middle of the day. Smooth to slight sea. Low, fairly long swell from NNW. Visibility reduced by mist becoming excellent in the middle of the day then good.

Tides at Saint-Cast

54

High tide 05h37 9.48m

Low tide 12h13 3.7m

61

High tide 18h00 10.1m

www.shom.fr - © SHOM 2025

Consult the tides for September

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

-

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

Wed

24

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

Thu

25

-

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

Fri

26

-

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

Sat

27

-

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

Sun

28

-

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

Mon

29

-

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

Tue

30

-

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

Wed

01

-

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

Thu

02

-

- 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 2

BULLETIN

Wind

Waves

Weather

Temperature

Expert opinion

Tides at Saint-Cast