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

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

Weather Risk Briefing

Wed

26

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

Thu

27

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

Fri

28

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

Sat

29

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Sun

30

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Mon

31

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Tue

01

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Wed

02

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Thu

03

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Fri

04

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Sat

05

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Sun

06

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Mon

07

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Tue

08

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Wed

09

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BULLETIN

Reliability 75%

No gale warning.

Marine wind risk

Wednesday 26 aug

METEO CONSULT Run : 26/08 03Z Mesh : 1km Updated, 17min 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.swell

Swell height (m)

Weather

Rain (mm) (mm)

Precipitation:

Amount of precipitation (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

15

10

5

25

20

15

10

5

0

15

10

5

0

0.5

0

3

0

25

20

15

10

70

65

60

55

                    08h00
                    08h00
                
                    05
                    08h05
                
                    10
                    08h10
                
                    15
                    08h15
                
                    20
                    08h20
                
                    25
                    08h25
                
                    30
                    08h30
                
                    35
                    08h35
                
                    40
                    08h40
                
                    45
                    08h45
                
                    50
                    08h50
                
                    55
                    08h55
                
                    09h00
                    09h00
                
                    05
                    09h05
                
                    10
                    09h10
                
                    15
                    09h15
                
                    20
                    09h20
                
                    25
                    09h25
                
                    30
                    09h30
                
                    35
                    09h35
                
                    40
                    09h40
                
                    45
                    09h45
                
                    50
                    09h50
                
                    55
                    09h55
                
                        Run : 26/08 03Z
                Mesh : 1km
                Updated, 17min ago
                Update in 3h

08h00 08h00
05 08h05
10 08h10
15 08h15
20 08h20
25 08h25
30 08h30
35 08h35
40 08h40
45 08h45
50 08h50
55 08h55
09h00 09h00
05 09h05
10 09h10
15 09h15
20 09h20
25 09h25
30 09h30
35 09h35
40 09h40
45 09h45
50 09h50
55 09h55

160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
155° SE SSE
155° SE SSE
155° SE SSE
155° SE SSE
155° SE SSE
155° SE SSE

5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 11 3 7 2

9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
9 17 5 11 3
9 17 5 11 3
9 17 5 11 3
9 17 5 11 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
10 19 5 12 3
10 19 5 12 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
11 20 6 12 4
11 20 6 12 4
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4

0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1

0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
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
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

17 63
17 63
17 63
17 63
18 64
18 64
18 64
18 64
18 64
18 65
18 65
18 65
18 65
19 65
19 66
19 66
19 66
19 66
19 67
19 67
19 67
20 67
20 67
20 68

15 59
15 59
15 59
15 60
15 60
16 60
16 60
16 60
16 61
16 61
16 61
16 61
16 61
16 62
17 62
17 62
17 62
17 62
17 62
17 63
17 63
17 63
17 63
17 63

Forecasts established in local time
Caption Glossary

Expert opinion

Bulletin météo de la zone côtière de Dunkerque à Boulogne

Weather Risk Briefing

For Mouillage de Saint-Cast :
No gale warning.

We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.

Sun but cloud increasing in the morning, skies clouding over with storms forming in the afternoon. No precipitation in the morning, possibility of showers in late afternoon. In the evening, very cloudy with risk of storms.
Light showers. SSE force 3 turning ESE in the middle of the day then ENE force 4. Gusts reaching 20 knots in the evening. Smooth sea. Low, fairly long swell from N. Visibility reduced by mist becoming excellent in the middle of the day.

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)
07h	200	8	12	16.3	1013	2
06h	200	8	14	16.1	1013	2
05h	180	10	16	15.4	1013	4

Nearby signal stations

Météo France - RADOME

Signal station weather

Tides at Saint-Cast

63

Low tide 01h19 3.24m

High tide 07h03 10.03m

68

Low tide 13h42 3.14m

High tide 19h21 10.58m

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

Consult the tides for August

Go further

Wed

26

-

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

Thu

27

-

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

Fri

28

-

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

Sat

29

-

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

Sun

30

-

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

Mon

31

-

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

Tue

01

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

Wed

02

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

Thu

03

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

Fri

04

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

Sat

05

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

Sun

06

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

Mon

07

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

Tue

08

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

Wed

09

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

Weather anchorage Mouillage de Saint-Cast

BULLETIN

Wind

Waves

Weather

Temperature

Expert opinion

semaphore stations

Tides at Saint-Cast

Go further