Weather Jullouville - Detailed bulletin - Free 15-day Marine forecasts

Jullouville FRALongitude : -1°34’,2 W Latitude : 48°46’,2 N Altitude : 10m

Mon

20

-

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

Tue

21

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

Wed

22

-

- 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

-

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

Sun

26

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- 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

Sat

01

-

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

Sun

02

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

Mon

03

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

BULLETIN

(established in local time)

Reliability 85%

Wind alert - Warning moderate gale offshore.

Monday 20 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)

40

30

20

10

0

60

50

40

30

20

10

0

20

15

10

5

0

40

30

20

10

0

10

5

0

1

0.5

0

3

0

20

15

10

5

65

60

55

50

45

Tue 21

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

250° W WSW
250° W WSW
245° SW WSW
240° SW WSW
235° SW SW
225° SW SW
225° SW SW
220° SW SW
225° SW SW
220° SW SW
225° SW SW
225° SW SW
230° SW SW
235° SW WSW
245° SW WSW
245° SW WSW
255° W WSW
255° W WSW
275° W W
265° W W
270° W W
260° W W
235° SW SW
235° SW SW

18 34 9 21 5
21 38 11 24 5
18 34 9 21 5
17 31 9 19 5
16 30 8 19 5
15 27 8 17 4
13 25 7 16 4
12 23 6 14 4
12 23 6 14 4
12 22 6 14 4
11 21 6 13 4
12 23 6 14 4
13 24 7 15 4
13 24 7 15 4
14 26 7 16 4
13 25 7 16 4
12 22 6 14 4
11 21 6 13 4
11 20 6 12 4
9 17 5 11 3
6 12 3 7 3
5 10 3 6 2
4 8 2 5 2
7 13 4 8 3

32 59 16 37 7
32 59 16 37 7
31 58 16 36 7
28 52 14 32 7
26 49 14 30 6
25 46 13 29 6
22 41 11 25 6
22 40 11 25 6
21 38 11 24 5
21 38 11 24 5
20 37 10 23 5
20 37 10 23 5
21 39 11 24 6
22 41 11 25 6
21 39 11 24 6
22 40 11 25 6
19 36 10 22 5
19 36 10 22 5
20 37 10 23 5
17 31 9 19 5
16 29 8 18 5
13 25 7 16 4
12 22 6 14 4
13 24 7 15 4

0.9
0.9
0.9
0.9
0.9
0.8
0.8
0.8
0.7
0.6
0.6
0.6
0.6
0.6
0.7
0.7
0.7
0.7
0.6
0.6
0.5
0.5
0.4
0.4

1.7
1.7
1.7
1.7
1.8
1.7
1.5
1.5
1.4
1.3
1.2
1.2
1.2
1.2
1.3
1.4
1.4
1.3
1.2
1.1
1.1
1
0.9
0.9

0.8
0.8
0.8
0.8
0.9
0.7
0.6
0.4
0.3
0.2
0.2
0.2
0.3
0.5
0.6
0.6
0.5
0.5
0.4
0.1
0
0
0.1
0.1

295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
290° W WNW
280° W W
275° W W
275° W W
280° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
300° NW WNW
305° NW NW
230° SW SW
235° SW SW
255° W WSW
270° W W
275° W W
285° W WNW
290° W WNW
290° W WNW

0.5
0.4
0.4
0.2
0.2
0.4
0.5
0.6
0.6
0.6
0.6
0.5
0.5
0.3
0.2
0.2
0.3
0.3
0.4
0.5
0.5
0.5
0.4
0.4

7
7
6
5
5
5
7
6
8
8
7
7
7
6
5
4
3
3
5
5
5
6
6
5

60
60
60
80
70
70
70
80
90
100
90
80
80
35
30
30
30
50
50
50
60
60
60
50

7.8
5.5
3.6
2.4
2.1
3.3
6.0
9.0
11.5
12.4
11.9
10.5
8.4
6.1
4.0
2.6
2.1
2.9
5.3
8.4
11.1
12.4
12.2
11.0

16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60
16 60

0
95
90
85
55
80
90
90
85
90
90
95
90
90
90
45
80
95
95
75
100
100
100
100

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
0
0
0
0
0
0
0
20
35
45
30
25
0
0
0
0
0
0
0
0
0
30
45

>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
15
15

996
997
997
997
998
998
998
997
997
997
998
998
999
999
999
999
999
999
999
999
999
1000
1000
1000

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

14 56
14 57
14 57
13 56
13 56
13 55
13 55
13 55
13 55
13 55
13 55
13 56
14 57
14 58
15 58
15 59
15 60
16 60
15 59
15 59
14 58
14 57
14 57
14 57

8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 47
8 47
8 47
9 48
10 49
11 51
11 52
12 53
13 55
14 57
14 57
13 55
12 54
12 53
12 53
12 54
11 52

26 49 6 14 30
28 52 7 14 32
27 50 7 14 31
24 45 6 13 28
23 42 6 12 26
20 37 5 10 23
19 36 5 10 22
18 33 5 9 21
17 32 5 9 20
17 32 5 9 20
16 30 5 8 19
17 31 5 9 19
19 35 5 10 22
19 36 5 10 22
18 34 5 9 21
20 37 5 10 23
21 39 6 11 24
20 37 5 10 23
20 37 5 10 23
18 34 5 9 21
17 32 5 9 20
15 28 4 8 17
13 25 4 7 16
13 24 4 7 15

2.1
2
1.9
1.8
1.6
1.5
1.4
1.4
1.3
1.3
1.2
1.2
1.2
1.2
1.2
1.3
1.3
1.2
1.1
1.1
1
0.9
0.9
0.8

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

Expert opinion

Low 980 hPa centered to the South-West of Ireland moving at 20 knots to the East to be centered on the South-West of England.

For Jullouville :
Warning moderate gale offshore.

The reliability of the situation is assessed at 85%.

In the evening, cloud and long sunny periods.
Possibility of showers WSW wind force 6. Gusts reaching 34 knots in the evening. Slight sea. Low, short swell from WNW. Excellent visibility.

Tides at Granville

82

Low tide 02h12 2.21m

High tide 07h28 12.15m

84

Low tide 14h27 2.2m

High tide 19h42 12.37m

www.shom.fr - © SHOM 2025

Consult the tides for October

Mon

20

-

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

Tue

21

-

- 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

-

- 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

Sat

01

-

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

Sun

02

-

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

Mon

03

-

- 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 board sports area Jullouville

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Granville