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

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

Sat

30

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

Sun

31

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Mon

01

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

Tue

02

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Wed

03

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Thu

04

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Fri

05

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Sat

06

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Sun

07

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Mon

08

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

Tue

09

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

Wed

10

-

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

Thu

11

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

Fri

12

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Sat

13

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BULLETIN

(established in local time)

Reliability 85%

Wind alert - Warning strong breeze offshore.

Saturday 30 august

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)

35

30

25

20

15

10

60

50

40

30

20

15

10

5

40

30

20

10

5

0

1

0.5

0

3

0

25

20

15

10

70

65

60

55

50

Sun 31

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

260° W W
260° W W
260° W W
250° W WSW
245° SW WSW
235° SW SW
230° SW SW
220° SW SW
220° SW SW
220° SW SW
210° SW SSW
205° SW SSW
205° SW SSW
200° S SSW
195° S SSW
195° S SSW
190° S S
185° S S
190° S S
190° S S
195° S SSW
195° S SSW
205° SW SSW
215° SW SW

15 28 8 17 4
16 29 8 18 5
15 27 8 17 4
15 27 8 17 4
13 25 7 16 4
13 25 7 16 4
13 24 7 15 4
12 22 6 14 4
12 23 6 14 4
13 25 7 16 4
12 23 6 14 4
13 24 7 15 4
14 26 7 16 4
15 27 8 17 4
15 28 8 17 4
16 30 8 19 5
17 32 9 20 5
18 33 9 21 5
18 34 9 21 5
18 34 9 21 5
19 35 10 22 5
18 34 9 21 5
17 31 9 19 5
15 27 8 17 4

23 42 12 26 6
25 46 13 29 6
24 45 13 28 6
22 41 11 25 6
22 40 11 25 6
20 37 10 23 5
20 37 10 23 5
19 35 10 22 5
19 35 10 22 5
19 36 10 22 5
19 36 10 22 5
19 36 10 22 5
21 39 11 24 6
22 41 11 25 6
23 43 12 27 6
24 45 13 28 6
26 49 14 30 6
28 52 14 32 7
29 54 15 34 7
29 53 15 33 7
29 53 15 33 7
30 55 15 34 7
29 54 15 34 7
26 49 14 30 6

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

1.6
1.6
1.6
1.5
1.5
1.4
1.4
1.3
1.2
1.1
1
0.9
1
1
1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1

0.8
0.7
0.6
0.6
0.6
0.4
0.4
0.4
0.3
0.2
0.2
0.2
0.2
0.3
0.3
0.4
0.4
0.4
0.5
0.5
0.5
0.5
0.4
0.3

315° NW NW
295° NW WNW
290° W WNW
285° W WNW
280° W W
275° W W
275° W W
275° W W
275° W W
270° W W
275° W W
280° W W
285° W WNW
285° W WNW
285° W WNW
285° W WNW
280° W W
275° W W
275° W W
270° W W
270° W W
275° W W
275° W W
280° W W

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

5
6
5
6
7
7
7
7
7
8
8
8
8
8
8
8
8
8
8
8
8
6
8
8

45
40
40
35
80
80
80
80
80
90
100
100
90
90
80
80
80
80
70
70
70
70
80
90

10.1
8.9
7.3
5.7
4.5
3.8
4.0
5.2
7.0
8.9
10.2
10.5
10.0
8.9
7.6
6.2
5.0
4.3
4.3
5.1
6.7
8.3
9.6
10.1

21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69
21 69

5
100
95
75
70
90
70
45
85
90
90
90
95
100
100
100
100
100
100
100
100
95
95
90

0.1
0.4
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.7
0.8
0.3
0

-
-

50
55
65
45
35
25
20
20
20
20
20
20
20
0
0
20
40
45
50
60
65
65
50
45

>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1006
1006
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1007
1007
1006
1006
1005
1005
1004
1004
1005
1005
1005

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

17 63
17 62
17 62
17 62
16 61
16 61
16 60
16 60
16 61
17 63
18 64
19 65
19 67
20 68
20 68
20 68
20 68
20 67
19 67
19 67
19 66
19 66
19 66
19 66

12 54
12 53
12 53
12 53
12 53
11 53
11 52
12 53
13 55
14 57
16 60
16 61
17 62
16 60
20 68
20 68
15 59
14 57
14 56
13 56
13 55
13 56
14 56
14 57

19 35 5 10 22
19 36 5 10 22
19 35 5 10 22
18 33 5 9 21
17 31 5 9 19
16 30 5 8 19
16 29 5 8 18
17 32 5 9 20
18 33 5 9 21
18 34 5 9 21
19 35 5 10 22
19 36 5 10 22
20 37 5 10 23
22 40 6 11 25
22 41 6 11 25
23 43 6 12 27
26 48 6 13 30
26 48 6 13 30
26 49 6 14 30
26 48 6 13 30
26 48 6 13 30
24 44 6 12 27
23 43 6 12 27
21 38 5 11 24

1.2
1.2
1.2
1.1
1.1
1
1
1
1
1
1
1
1.1
1.2
1.2
1.3
1.4
1.5
1.6
1.6
1.6
1.6
1.5
1.3

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

Expert opinion

Low 983 hPa centered at 50 nautical miles in the North-North-West of the Aran Islands (North Ireland) moving at 6 knots to the East and rising to 988 hPa to be centered to the West of Scotland.

For Jullouville :
Warning strong breeze offshore.

We are 85% sure of the situation, because the atmosphere might not be as stable as forecast.

Very cloudy skies becoming totally overcast during the afternoon. The risk of seeing rain will remain low. In the evening, very cloudy skies to overcast.
Showers. SW force 4 in the morning becoming SSW force 5 in the middle of the day. Gusts reaching 30 knots in the evening. Slight sea becoming smooth to slight in the middle of the day. Low, short swell from W. Excellent visibility.

Tides at Granville

50

Low tide 06h22 3.79m

High tide 11h46 10.48m

44

Low tide 18h35 4.17m

High tide 23h58 10.08m

www.shom.fr - © SHOM 2025

Consult the tides for August

Sat

30

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

Sun

31

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

Mon

01

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

Tue

02

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

Wed

03

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

Thu

04

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

Fri

05

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

Sat

06

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

Sun

07

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

Mon

08

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

Tue

09

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

Wed

10

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

Thu

11

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

Fri

12

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

Sat

13

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- 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