Weather Hérel - Granville - Detailed bulletin - Free 15-day Marine forecasts

Granville FRALongitude : -1°35’,898 W Latitude : 48°49’,902 N Altitude : 0m

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

Sun

25

-

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

Mon

26

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

Tue

27

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

BULLETIN

(established in local time)

Reliability 80%

No gale warning.

Tuesday 13 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

30

20

10

0

10

5

0

20

15

10

5

0

5

0

0.5

0

3

0

25

20

15

10

5

80

70

60

50

40

Wed 14

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

275° W W
265° W W
295° NW WNW
325° NW NW
350° N N
330° NW NNW
15° N NNE
40° NE NE
55° NE NE
55° NE NE
65° NE ENE
70° E ENE
75° E ENE
90° E E
65° NE ENE
65° NE ENE
60° NE ENE
55° NE NE
60° NE ENE
50° NE NE
330° NW NNW
320° NW NW
315° NW NW
320° NW NW

3 5 1 3 1
3 5 1 3 1
3 5 1 3 1
4 7 2 4 2
3 6 2 4 2
4 7 2 4 2
4 8 2 5 2
5 10 3 6 2
6 12 3 7 3
7 13 4 8 3
7 13 4 8 3
6 12 3 7 3
5 9 3 6 2
3 6 2 4 2
4 8 2 5 2
3 6 2 4 2
6 11 3 7 2
4 8 2 5 2
5 9 3 6 2
3 6 2 4 2
2 4 1 2 1
4 7 2 4 2
6 11 3 7 2
8 14 4 9 3

9 16 4 10 3
10 19 5 12 3
10 19 5 12 3
12 23 6 14 4
15 28 8 17 4
14 26 7 16 4
15 27 8 17 4
12 22 6 14 4
10 18 5 11 -
10 18 5 11 -
11 20 6 12 4
12 23 6 14 4
11 20 6 12 4
9 17 5 11 3
8 14 4 9 3
9 16 4 10 3
9 17 5 11 3
8 15 4 9 3
8 15 4 9 3
8 15 4 9 3
6 12 3 7 3
9 16 4 10 3
10 19 5 12 3
13 24 7 15 4

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
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1

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

260° W W
260° W W
265° W W
230° SW SW
230° SW SW
230° SW SW
230° SW SW
240° SW WSW
230° SW SW
240° SW WSW
240° SW WSW
265° W W
265° W W
265° W W
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
280° W W
280° W W
280° W W
240° SW WSW

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
0.1
0.1
0.1
0.1
0.1
0.1
<0.1
<0.1
<0.1
0.1

8
8
8
8
8
8
8
5
8
5
5
8
8
8
5
5
5
5
5
5
8
8
8
5

120
120
120
120
120
120
120
120
120
120
120
110
110
110
110
110
110
110
110
110
110
110
110
100

2.6
2.7
4.3
6.9
9.6
11.5
11.9
11.2
9.7
7.7
5.6
3.8
2.7
2.5
3.7
6.1
8.8
11.0
11.7
11.3
10.0
8.1
6.1
4.3

15 59
15 59
15 60
15 60
16 60
16 60
16 60
16 60
16 60
15 60
15 60
15 60
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 59
15 60
16 60

65
85
90
60
85
55
95
40
40
25
65
50
20
40
20
15
0
0
50
5
0
25
35
90

0
0
0
1
1.5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.2

-
-
-
-
-
-
-
-
-
-
-
-
-
-

0
30
35
55
55
55
40
25
0
0
0
0
0
0
0
0
0
0
0
0
0
20
40
55

>20
>20
>20
>20
>20
15
>20
15
>20
>20
>20
15
15
10
10
10
10
10
15
>20
>20
>20
>20
>20

1016
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018

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

18 65
19 66
19 65
18 64
17 62
16 60
15 60
14 58
14 57
13 56
13 55
13 55
13 55
12 54
12 53
11 53
11 52
12 53
15 58
17 62
18 65
19 66
19 67
19 67

17 63
23 73
21 70
19 67
17 62
15 60
14 57
12 54
11 53
11 51
10 50
11 51
11 52
11 52
10 51
10 50
9 48
11 52
15 59
19 67
23 73
24 74
23 74
23 73

6 11 2 3 7
6 11 2 3 7
9 16 3 4 10
6 11 2 3 7
4 7 2 2 4
4 7 2 2 4
5 9 2 3 6
8 14 3 4 9
7 13 3 4 8
9 16 3 4 10
9 17 3 5 11
9 16 3 4 10
11 20 4 6 12
11 20 4 6 12
10 19 3 5 12
9 17 3 5 11
10 19 3 5 12
9 16 3 4 10
9 16 3 4 10
6 12 3 3 7
5 9 2 3 6
4 8 2 2 5
5 10 2 3 6
6 11 2 3 7

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
0.2
0.2
0.3
0.3
0.2
0.2
0.2
0.1
0.1

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

Low 1008 hPa centered on the North of the Bay of Biscay moving at 9 knots to the West and rising to 1012 hPa to be centered at 220 nautical miles in the North-West of Cape Ortegal (Spain).

For Hérel - Granville :
No gale warning.

We are 80% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.

Very cloudy. Chance of light rain. In the evening, very cloudy with risk of storms.
Showers becoming less frequent. S force 2 in the middle of the day turning N force 3 in the evening. Gusts reaching 15 knots in the evening. Rippled sea. Low, fairly long swell from SW. Excellent visibility becoming good in the evening.

Tides at Granville

77

Low tide 03h15 2.45m

High tide 08h29 11.78m

76

Low tide 15h30 2.49m

High tide 20h44 11.97m

www.shom.fr - © SHOM 2025

Consult the tides for May

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

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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

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- 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

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

Fri

23

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- 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

* +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 Hérel - Granville

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Granville