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

Les Sables-d'Olonne FRALongitude : -1°45’,7326 W Latitude : 46°28’,848 N Altitude : 0m

Mon

15

-

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

Tue

16

-

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

Wed

17

-

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

Thu

18

-

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

Fri

19

-

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

Sat

20

-

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

Sun

21

-

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

Mon

22

-

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

Tue

23

-

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

Wed

24

-

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

Thu

25

-

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

Fri

26

-

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

Sat

27

-

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

Sun

28

-

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

Mon

29

-

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

BULLETIN

(established in local time)

Reliability 90%

Wind alert - Warning strong breeze offshore.

Monday 15 december

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)

30

20

10

0

50

40

30

20

10

15

10

5

0

40

30

20

10

0

10

5

0

2.5

2

1.5

3

0

15

10

5

60

55

50

45

40

Tue 16

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

150° SE SSE
150° SE SSE
155° SE SSE
155° SE SSE
160° S SSE
160° S SSE
155° SE SSE
155° SE SSE
155° SE SSE
150° SE SSE
145° SE SSE
145° SE SE
130° SE SE
130° SE SE
130° SE SE
130° SE SE
135° SE SE
125° SE SE
120° SE ESE
120° SE ESE
120° SE ESE
120° SE ESE
110° E ESE
120° SE ESE

13 25 7 16 4
15 27 8 17 4
15 28 8 17 4
15 28 8 17 4
13 25 7 16 4
13 24 7 15 4
13 24 7 15 4
12 22 6 14 4
11 20 6 12 4
10 18 5 11 3
10 18 5 11 3
9 16 4 10 3
8 15 4 9 3
9 17 5 11 3
10 18 5 11 3
9 17 5 11 3
10 18 5 11 3
9 17 5 11 3
9 16 4 10 3
9 16 4 10 3
8 15 4 9 3
6 12 3 7 3
5 10 3 6 2
5 10 3 6 2

22 41 11 25 6
25 47 13 29 6
25 47 13 29 6
26 48 13 30 6
25 47 13 29 6
24 44 12 27 6
23 42 12 26 6
21 39 11 24 6
19 35 10 22 5
17 32 9 20 5
16 30 8 19 5
15 28 8 17 4
14 26 7 16 4
16 29 8 18 5
16 30 8 19 5
16 30 8 19 5
16 29 8 18 5
16 29 8 18 5
15 28 8 17 4
14 26 7 16 4
13 25 7 16 4
12 22 6 14 4
11 20 6 12 4
10 19 5 12 3

2.3
2.2
2.2
2.2
2.2
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.2
2.2
2.2
2.2
2.2
2.2
2.1
2.1
2.1
2.1

4.1
4
4
4
4
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4.1
4
4
4
4
4
4
3.9
3.9
3.8
3.7
3.7

1.7
1.6
1
0.9
0.9
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.3
0.3
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0
0

250° W WSW
245° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
245° SW WSW
245° SW WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
260° W WSW
260° W W

1.5
1.5
2.0
2.0
2.0
2.1
2.1
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.1
2.1
2.1
2.1

10
10
9
9
9
9
9
10
10
10
10
10
10
10
10
10
10
11
11
11
11
11
11
11

110
110
110
120
120
120
120
130
140
150
150
160
160
170
170
170
170
180
180
190
190
200
200
210

4.0
4.3
4.4
4.2
3.7
3.1
2.5
2.1
2.1
2.3
2.7
3.3
3.9
4.3
4.5
4.4
3.9
3.3
2.7
2.2
2.1
2.2
2.6
3.1

13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55

0
75
70
80
80
85
75
80
85
85
85
50
80
90
95
90
90
100
95
100
100
100
100
95

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
30
20
20
25
30
25

>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
15
4
3
4

1009
1008
1008
1007
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1007
1008
1009
1010

1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

11 52
12 53
13 55
13 55
13 55
13 55
12 54
12 54
12 53
12 53
12 53
12 53
11 52
11 51
11 51
11 51
11 51
11 51
10 50
10 50
10 50
10 50
10 50
11 52

10 49
9 48
10 49
9 49
9 49
8 47
8 46
8 46
8 47
8 47
8 47
8 47
8 46
7 45
7 45
7 45
7 45
7 45
7 44
7 44
7 45
8 46
8 47
10 49

16 30 5 8 19
20 37 5 10 23
21 38 5 11 24
20 37 5 10 23
19 35 5 10 22
18 33 5 9 21
17 31 5 9 19
17 31 5 9 19
16 29 5 8 18
16 29 5 8 18
14 26 4 7 16
14 26 4 7 16
15 28 4 8 17
15 27 4 8 17
16 29 5 8 18
16 30 5 8 19
16 29 5 8 18
15 27 4 8 17
15 28 4 8 17
15 27 4 8 17
13 24 4 7 15
11 21 4 6 13
8 15 3 4 9
8 14 3 4 9

2.2
2.1
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.2
2.1
2.1
2.1
2

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

Expert opinion

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

For Tanchet :
Warning strong breeze offshore.

We are 90% sure of the situation, because the cloud system may be more intense than predicted.

Skies changeable to very cloudy. No precipitation. In the evening, very cloudy.
No precipitation. SE wind force 4 continuing all day. Gusts reaching 26 knots in the middle of the day. Moderate sea. Low, fairly long swell from WSW then moderate in the middle of the day then from WSW. Excellent visibility.

Tides at Les Sables-d'Olonne

47

High tide 01h26 4.36m

Low tide 07h09 2.16m

49

High tide 13h53 4.41m

Low tide 19h46 2.05m

www.shom.fr - © SHOM 2025

Consult the tides for December

Mon

15

-

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

Tue

16

-

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

Wed

17

-

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

Thu

18

-

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

Fri

19

-

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

Sat

20

-

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

Sun

21

-

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

Mon

22

-

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

Tue

23

-

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

Wed

24

-

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

Thu

25

-

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

Fri

26

-

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

Sat

27

-

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

Sun

28

-

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

Mon

29

-

- 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 Tanchet

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Les Sables-d'Olonne