Weather Saint-Cast-le-Guildo - Detailed bulletin - Free 15-day Marine forecasts

Saint-Cast-le-Guildo FRALongitude : -2°14’,7 W Latitude : 48°38’,298 N Altitude : 0m

Sat

10

-

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

Sun

11

-

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

Mon

12

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

Tue

13

-

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

Wed

14

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

Thu

15

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

Fri

16

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

Sat

17

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

Sun

18

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

Mon

19

-

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

Tue

20

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

Wed

21

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

Thu

22

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

Fri

23

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Sat

24

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

BULLETIN

(established in local time)

Reliability 85%

No gale warning.

Saturday 10 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

Offshore

Offshore wind

Offshore sea (m)

20

15

10

5

0

40

30

20

10

0

15

10

5

0

30

20

10

0

10

5

0

0.5

0

3

0

25

20

15

10

70

65

60

55

50

Sun 11

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

55° NE NE
55° NE NE
65° NE ENE
50° NE NE
45° NE NE
50° NE NE
100° E ESE
130° SE SE
125° SE SE
90° E E
90° E E
125° SE SE
360° N N
10° N N
50° NE NE
95° E E
90° E E
120° SE ESE
95° E E
75° E ENE
90° E E
95° E E
95° E E
110° E ESE

8 14 4 9 3
8 15 4 9 3
7 13 4 8 3
9 16 4 10 3
11 20 6 12 4
11 21 6 13 4
9 17 5 11 3
8 15 4 9 3
9 16 4 10 3
5 10 3 6 2
5 10 3 6 2
3 6 2 4 2
4 8 2 5 2
6 11 3 7 2
4 8 2 5 2
3 5 1 3 1
4 7 2 4 2
3 5 1 3 1
2 4 1 2 1
3 5 1 3 1
4 8 2 5 2
4 8 2 5 2
4 7 2 4 2
3 6 2 4 2

13 24 7 15 4
12 23 6 14 4
11 20 6 12 4
12 23 6 14 4
16 29 8 18 5
16 30 8 19 5
18 33 9 21 5
19 36 10 22 5
18 33 9 21 5
18 34 9 21 5
13 25 7 16 4
13 25 7 16 4
13 24 7 15 4
12 22 6 14 4
10 18 5 11 3
7 13 4 8 3
11 20 6 12 4
12 22 6 14 4
10 18 5 11 3
11 21 6 13 4
11 21 6 13 4
10 19 5 12 3
9 16 4 10 3
9 16 4 10 3

0.3
0.3
0.3
0.3
0.3
0.3
0.2
0.2
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2

0.7
0.7
0.6
0.6
0.6
0.6
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
0.4
0.5
0.5
0.5
0.5

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

35° NE NE
30° NE NNE
35° NE NE
40° NE NE
40° NE NE
40° NE NE
35° NE NE
35° NE NNE
35° NE NNE
215° SW SSW
210° SW SSW
215° SW SW
35° NE NNE
205° SW SSW
200° S SSW
205° SW SSW
205° SW SSW
200° S SSW
200° S SSW
200° S SSW
335° NW NNW
330° NW NNW
325° NW NNW
325° NW NW

0.3
0.3
0.3
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2

4
4
4
4
4
4
4
4
4
4
4
3
3
3
4
4
4
4
5
5
7
8
8
8

20
25
140
140
140
140
140
140
30
30
30
120
110
120
130
140
160
180
190
210
90
100
100
110

8.2
6.4
4.7
3.4
2.7
2.9
4.2
6.3
8.5
10.1
10.7
10.2
8.9
7.1
5.2
3.6
2.7
2.6
3.7
5.7
8.0
9.8
10.7
10.4

13 55
13 55
13 55
13 55
13 55
13 55
13 56
13 56
13 56
13 56
13 56
13 56
13 56
13 56
13 56
13 56
13 56
13 56
13 56
13 55
13 55
13 55
13 55
13 55

25
60
60
60
40
95
90
95
95
60
70
85
80
90
80
75
85
75
90
100
100
100
100
100

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.4
0.3
0.8

-
-
-
-
-
-
-
-
-
-
-

0
0
0
0
0
0
0
20
30
25
0
25
30
25
0
0
0
25
40
50
50
55
55
70

>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
10
10
10
10
10
10
5
5
5
5
4
4

1014
1014
1013
1013
1012
1011
1011
1010
1010
1009
1009
1010
1009
1010
1010
1010
1010
1009
1009
1008
1008
1008
1008
1008

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

13 56
15 58
16 60
17 63
18 64
18 65
20 67
19 67
19 67
19 66
18 65
17 63
15 59
14 57
14 56
14 56
13 56
13 56
13 55
13 55
13 55
13 55
13 55
13 56

13 56
14 57
16 61
18 65
17 63
17 62
19 67
20 69
20 69
20 68
18 65
16 62
14 56
12 53
12 53
12 54
12 54
12 54
12 54
12 53
11 52
11 52
12 53
12 54

12 22 4 6 14
12 23 4 6 14
12 23 4 6 14
13 24 4 7 15
12 23 4 6 14
14 26 4 7 16
15 28 4 8 17
14 26 4 7 16
12 22 4 6 14
15 28 4 8 17
8 15 3 4 9
1 1 1 0 1
9 16 3 4 10
11 21 4 6 13
9 17 3 5 11
9 16 3 4 10
9 16 3 4 10
5 10 2 3 6
4 8 2 2 5
5 10 2 3 6
3 6 2 2 4
4 8 2 2 5
4 8 2 2 5
4 8 2 2 5

0.7
0.7
0.7
0.7
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.5
0.5
0.5
0.4
0.4
0.4
0.4

Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Last updated 2h ago | Next update in 1h
Caption

Expert opinion

A northeasterly and mostly variable flow prevails over the South of the basin. Over the North, it is southerly, moderate and mostly variable.

For Saint-Cast-le-Guildo :
No gale warning.

We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.

Cloud and sun in the morning, very cloudy in the afternoon. No precipitation in the morning, possibility of showers in late afternoon. In the evening, very cloudy.
Possibility of showers E force 3 becoming ENE force 4 in the middle of the day then force 2. Gusts reaching 19 knots in the middle of the day. Smooth to slight sea becoming smooth in the middle of the day. Low, short swell from NE. Excellent visibility becoming excellent in the middle of the day then good.

Tides at Saint-Cast

68

Low tide 00h58 2.87m

High tide 06h34 10.37m

71

Low tide 13h21 2.64m

High tide 18h57 10.67m

www.shom.fr - © SHOM 2025

Consult the tides for May

Sat

10

-

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

Sun

11

-

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

Mon

12

-

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

Tue

13

-

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

Wed

14

-

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

Thu

15

-

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

Fri

16

-

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

Sat

17

-

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

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

* +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 port Saint-Cast-le-Guildo

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Cast