Weather Grèves d'en Bas - Detailed bulletin - Free 15-day Marine forecasts

Fréhel (22240)Longitude : -2°21’,0666 W Latitude : 48°39’,666 N Altitude : 0m

Fri

17

-

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

Sat

18

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

Sun

19

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

Mon

20

-

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

Tue

21

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

Wed

22

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

Thu

23

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

Fri

24

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

Sat

25

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

Sun

26

-

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

Mon

27

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

Tue

28

-

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

Wed

29

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

Thu

30

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

Fri

31

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

BULLETIN

(established in local time)

Reliability 90%

Wind alert - Warning strong breeze offshore.

Friday 17 october

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)

25

20

15

10

5

40

30

20

10

15

10

5

0

25

20

15

10

5

0

0.5

0

3

0

20

15

10

5

0

70

60

50

40

30

Sat 18

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

85° E E
85° E E
75° E ENE
80° E E
95° E E
100° E E
95° E E
105° E ESE
105° E ESE
105° E ESE
110° E ESE
115° SE ESE
115° SE ESE
115° SE ESE
115° SE ESE
115° SE ESE
115° SE ESE
120° SE ESE
125° SE SE
125° SE SE
125° SE SE
130° SE SE
130° SE SE
135° SE SE

11 21 6 13 4
11 21 6 13 4
12 22 6 14 4
10 19 5 12 3
10 18 5 11 3
10 18 5 11 3
10 18 5 11 3
9 16 4 10 3
10 18 5 11 3
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
9 16 4 10 3
10 18 5 11 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
10 19 5 12 3
11 21 6 13 4
11 20 6 12 4

21 39 11 24 6
20 37 10 23 5
18 33 9 21 5
17 31 9 19 5
16 29 8 18 5
15 28 8 17 4
16 29 8 18 5
14 26 7 16 4
15 27 8 17 4
16 29 8 18 5
16 30 8 19 5
16 29 8 18 5
14 26 7 16 4
14 26 7 16 4
13 25 7 16 4
14 26 7 16 4
15 28 8 17 4
17 31 9 19 5
18 34 9 21 5
18 33 9 21 5
18 34 9 21 5
17 32 9 20 5
17 32 9 20 5
19 35 10 22 5

0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.4
0.4
0.4
0.4
0.3
0.3
0.3
0.3
0.3
0.2
0.2
0.3
0.3
0.3
0.3
0.2

0.7
0.7
0.7
0.6
0.6
0.6
0.6
0.7
0.8
0.8
0.8
0.8
0.7
0.6
0.6
0.6
0.5
0.5
0.5
0.6
0.6
0.6
0.6
0.5

0.3
0.3
0.2
0.2
0.2
0.1
0.1
0.2
0.2
0.2
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

25° NE NNE
20° N NNE
25° NE NNE
30° NE NNE
25° NE NNE
25° NE NNE
25° NE NNE
25° NE NNE
20° N NNE
25° NE NNE
25° NE NNE
25° NE NNE
30° NE NNE
30° NE NNE
30° NE NNE
35° NE NNE
30° NE NNE
30° NE NNE
35° NE NNE
35° NE NE
35° NE NE
35° NE NNE
35° NE NNE
35° NE NE

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

4
3
3
3
3
3
3
3
3
3
3
4
3
3
3
3
3
3
3
3
3
3
3
3

20
20
15
15
15
15
15
15
15
20
20
20
20
20
15
15
15
15
15
15
15
15
15
110

7.4
8.9
9.9
9.9
9.2
8.0
6.4
4.9
3.7
3.1
3.3
4.4
6.3
8.2
9.7
10.2
9.9
8.8
7.2
5.5
4.0
3.1
3.0
4.0

17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
16 62
16 62
16 62
16 62
16 62
16 62
16 62
16 62
16 61
16 61
16 61
16 61
16 61
16 61
16 62
16 62

0
0
20
30
35
35
25
40
30
20
10
20
25
20
10
10
10
10
10
25
30
60
60
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
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

1022
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1019

2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2

16 61
16 61
17 62
17 62
15 59
14 56
13 55
11 53
11 52
10 51
10 50
9 49
9 48
9 47
8 47
8 46
7 45
8 46
8 47
9 48
10 51
12 54
14 56
15 59

16 61
16 60
15 59
14 57
12 53
10 50
9 48
8 47
7 45
7 44
6 43
6 42
6 42
5 41
5 41
5 40
4 38
4 39
5 40
5 42
7 45
10 50
11 52
13 55

16 29 5 8 18
17 32 5 9 20
17 32 5 9 20
16 29 5 8 18
15 28 4 8 17
15 28 4 8 17
16 30 5 8 19
16 29 5 8 18
16 30 5 8 19
17 32 5 9 20
17 32 5 9 20
17 31 5 9 19
16 30 5 8 19
16 30 5 8 19
16 30 5 8 19
17 31 5 9 19
18 33 5 9 21
18 34 5 9 21
18 34 5 9 21
18 34 5 9 21
17 31 5 9 19
15 28 4 8 17
15 27 4 8 17
15 27 4 8 17

0.7
0.7
0.7
0.6
0.6
0.6
0.6
0.6
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
0.5
0.5

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

Expert opinion

A northerly, moderate and mostly variable flow prevails over the North-East of the basin. Over the South and the West, it is southeasterly, moderate and mostly variable.

For Grèves d"en Bas :
Warning strong breeze offshore.

The reliability of the situation is assessed at 90%.

Fair weather with mostly clear skies. In the evening, lots of good clear periods.
No precipitation. E force 4 in the middle of the day becoming force 3 in the evening. Gusts reaching 22 knots in the middle of the day. Smooth to slight sea. Low, short swell from NNE. Excellent visibility.

Tides at Saint-Cast

55

High tide 05h14 9.49m

Low tide 11h49 3.7m

61

High tide 17h33 10m

www.shom.fr - © SHOM 2025

Consult the tides for October

Fri

17

-

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

Sat

18

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

Sun

19

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

Mon

20

-

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

Tue

21

-

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

Wed

22

-

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

Thu

23

-

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

Fri

24

-

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

Sat

25

-

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

Sun

26

-

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

Mon

27

-

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

Tue

28

-

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

Wed

29

-

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

Thu

30

-

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

Fri

31

-

- 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 Grèves d'en Bas

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Cast