Weather La Roche-Velaine - Detailed bulletin - Free 15-day Marine forecasts

Arcachon FRALongitude : -1°9’,048 W Latitude : 44°40’,302 N Altitude : 0m

Tue

16

-

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

Wed

17

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

Thu

18

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

Fri

19

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

Sat

20

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

Sun

21

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

Mon

22

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

Tue

23

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

Wed

24

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

Thu

25

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

Fri

26

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

Sat

27

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

Sun

28

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

Mon

29

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Tue

30

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BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Tuesday 16 september

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

15

10

5

0

25

20

15

10

5

0

10

5

0

15

10

5

0

5

0

0.5

0

3

0

30

25

20

15

10

90

80

70

60

50

Wed 17

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

175° S S
165° S SSE
150° SE SSE
140° SE SE
165° S SSE
140° SE SE
140° SE SE
155° SE SSE
255° W WSW
315° NW NW
335° NW NNW
325° NW NW
325° NW NNW
330° NW NNW
335° NW NNW
350° N N
5° N N
25° NE NNE
45° NE NE
70° E ENE
85° E E
95° E E
100° E E
105° E ESE

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

3 5 - 3 -
3 6 2 4 2
4 7 2 4 2
4 8 2 5 2
4 8 2 5 2
6 11 3 7 2
7 13 4 8 3
6 12 3 7 3
6 11 3 7 2
7 13 4 8 3
9 16 4 10 3
10 18 5 11 3
10 18 5 11 3
10 19 5 12 3
11 20 6 12 4
11 20 6 12 4
10 19 5 12 3
10 18 5 11 3
9 17 5 11 3
9 17 5 11 3
9 16 4 10 3
8 15 4 9 3
8 14 4 9 3
8 14 4 9 3

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
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2

0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.4
0.4
0.4

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

295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW
295° NW WNW

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
0.2
0.2
0.2
0.2
0.2
0.2
0.2

12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
11
11
11
11
11
11

240
240
240
220
220
210
220
230
240
240
250
180
120
120
120
110
110
110
110
110
190
200
100
100

2.0
1.7
1.6
1.7
2.0
2.4
2.8
3.1
3.4
3.4
3.2
2.8
2.3
1.8
1.5
1.4
1.5
1.8
2.2
2.6
3.0
3.3
3.3
3.1

21 69
21 69
20 69
20 69
21 69
21 69
21 69
21 69
21 69
21 70
21 70
21 70
21 70
21 70
21 70
21 70
21 70
21 70
21 69
21 69
21 69
21 69
21 69
21 69

0
0
85
90
90
45
45
70
90
70
45
35
20
15
25
30
10
10
10
5
5
5
5
5

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

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

1025
1025
1026
1026
1026
1026
1027
1026
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1022

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

15 58
15 59
16 60
15 60
16 61
18 64
19 66
20 67
20 68
20 68
21 69
21 70
21 70
21 70
21 69
19 67
18 65
17 63
17 62
16 61
16 60
15 59
15 59
15 58

14 57
14 57
15 58
14 58
16 61
19 66
21 69
23 73
23 73
26 79
26 80
27 80
26 79
25 76
22 72
17 63
16 61
15 59
14 58
14 57
14 56
13 56
13 55
13 55

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

Expert opinion

For La Roche-Velaine :
No gale warning.

The reliability of the situation is assessed at 90%.

Skies changeable to very cloudy. No precipitation. In the evening, skies gradually hazing over.
No precipitation. SE force 1 turning NNW force 2 in the middle of the day then N force 3. Gusts reaching 11 knots in the evening. Smooth sea. Low, fairly long swell from WNW. Good visibility becoming excellent in the middle of the day.

Tides at Arcachon

38

High tide 01h06 3.24m

Low tide 06h51 1.57m

38

High tide 13h48 3.41m

Low tide 19h58 1.38m

www.shom.fr - © SHOM 2025

Consult the tides for September

Tue

16

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

Wed

17

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

Thu

18

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

Fri

19

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

Sat

20

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

Sun

21

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

Mon

22

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

Tue

23

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

Wed

24

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

Thu

25

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

Fri

26

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

Sat

27

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

Sun

28

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

Mon

29

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

Tue

30

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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 diving spot La Roche-Velaine

BULLETIN

Wind

Waves

Weather

Temperature

Expert opinion

Tides at Arcachon