Weather Grande Plage - Detailed bulletin - Free 15-day Marine forecasts

Saint-Cast-le-Guildo (22380)Lon : -2°15 W Lat : 48°37’,614 N Alt : 0m

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

-

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

Sun

01

-

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

Mon

02

-

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

BULLETIN

(* established in local time)

Reliability 85%

No gale warning.

Monday 19 jan

METEO CONSULT Run : 18/01 16Z Mesh : 1km Updated, 6h ago Update imminent

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (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 (%)

Storm 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

10

5

0

25

20

15

10

5

0

10

5

0

0.5

0

3

0

15

10

5

0

55

50

45

40

35

                                    
                                                                         Tue 20
                                                            
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                        Run : 18/01 16Z
                Mesh : 1km
                Updated, 6h ago
                Update imminent

Tue 20

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

190° S S
180° S S
195° S SSW
160° S SSE
175° S S
180° S S
185° S S
185° S S
190° S S
180° S S
180° S S
185° S S
180° S S
190° S SSW
200° S SSW
185° S S
185° S S
170° S S
170° S S
170° S S
170° S S
175° S S
170° S S
175° S S

3 6 2 4 2
4 8 2 5 2
4 7 2 4 2
4 8 2 5 2
5 9 3 6 2
5 10 3 6 2
5 10 3 6 2
6 11 3 7 2
5 10 3 6 2
5 9 3 6 2
5 9 3 6 2
5 9 3 6 2
4 8 2 5 2
4 8 2 5 2
5 9 3 6 2
4 8 2 5 2
5 10 3 6 2
5 10 3 6 2
7 13 4 8 3
8 15 4 9 3
10 18 5 11 3
11 20 6 12 4
11 21 6 13 4
11 21 6 13 4

5 9 3 6 -
6 12 3 7 3
6 11 3 7 -
6 12 3 7 3
7 13 4 8 3
8 14 4 9 3
8 15 4 9 3
9 16 4 10 3
9 17 5 11 3
8 15 4 9 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
8 15 4 9 3
9 17 5 11 3
8 15 4 9 3
9 17 5 11 3
9 16 4 10 3
10 18 5 11 -
11 21 6 13 4
13 25 7 16 4
16 30 8 19 5
18 33 9 21 5
18 34 9 21 5

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
0.3
0.3
0.3
0.3
0.4
0.4
0.4

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
0.5
0.5
0.6
0.6
0.6
0.7
0.8
0.8
0.8

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.2
0.2

190° S S
190° S S
195° S SSW
195° S SSW
195° S SSW
195° S SSW
195° S SSW
190° S S
185° S S
185° S S
185° S S
185° S S
185° S S
185° S S
190° S S
195° S SSW
195° S SSW
195° S SSW
195° S SSW
190° S SSW
185° S S
185° S S
185° S S
185° S S

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
0.3
0.3
0.3
0.3
0.3
0.3
0.4

10
10
10
9
9
9
9
9
9
9
9
9
9
10
14
15
15
15
15
15
15
15
15
15

160
160
160
150
150
150
140
140
140
150
150
150
150
370
370
380
370
370
370
360
310
320
320
330

3.2
2.9
3.6
5.4
7.7
9.7
10.9
10.9
10.0
8.4
6.4
4.6
3.2
2.5
2.8
4.3
6.6
8.8
10.4
10.9
10.3
8.9
7.1
5.2

9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48
9 48

0
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
95
70
65
50
55
40
65

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
30
30
35
35
35
20
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

3
4
3
3
3
3
3
2
2
2
3
4
4
5
5
10
10
5
10
>20
>20
>20
>20
>20

1013
1013
1013
1013
1012
1012
1013
1013
1013
1013
1013
1014
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

9 48
9 48
9 47
9 48
9 47
9 47
9 47
9 47
9 47
9 47
9 48
9 49
10 49
10 50
10 50
10 50
10 50
9 49
9 47
8 46
7 45
7 45
7 45
7 44

8 46
7 45
7 45
7 44
7 44
6 44
7 44
6 44
7 44
7 44
8 46
8 46
9 48
9 48
9 48
9 49
8 47
7 45
6 43
5 40
4 39
3 38
3 37
3 37

3 6 2 2 4
5 10 2 3 6
4 7 2 2 4
4 8 2 2 5
4 8 2 2 5
5 9 2 3 6
4 8 2 2 5
5 10 2 3 6
5 9 2 3 6
4 8 2 2 5
4 8 2 2 5
5 9 2 3 6
4 8 2 2 5
5 10 2 3 6
5 10 2 3 6
6 11 2 3 7
8 14 3 4 9
10 18 3 5 11
11 21 4 6 13
13 24 4 7 15
15 27 4 8 17
16 29 5 8 18
16 29 5 8 18
17 31 5 9 19

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
0.4
0.4
0.4
0.4
0.5
0.6
0.6
0.7
0.8
0.8
0.8

Forecasts established in local time
Last updated 1min ago | Next update in 3h
Caption

Expert opinion

A southerly, strong and mostly variable flow prevails over the whole area.

For Grande Plage :
No gale warning.

We are 85% sure of the situation, because flows might be far more disturbed than forecast.

Dark, overcast skies with cloud and bad weather. The risk of seeing rain will remain low. In the evening, clear periods developing.
No precipitation. S force 2 in the morning freshening force 4 in the evening. Gusts reaching 18 knots in the evening. Smooth sea becoming smooth to slight in the evening. Low, fairly long swell from SSW. Visibility reduced by mist becoming reduced by mist in the middle of the day then poor.

Tides at Saint-Cast

76

Low tide 01h53 2.86m

High tide 07h28 11m

79

Low tide 14h15 2.46m

High tide 19h51 10.88m

www.shom.fr - © SHOM 2026

Consult the tides for January

Go further

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

-

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

Sun

01

-

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

Mon

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 beach Grande Plage

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Cast

Go further