Weather Plage de la Base Nautique - Detailed bulletin - Free 15-day Marine forecasts

Saint-Jean-de-Monts (85160)Longitude : -2°5’,0334 W Latitude : 46°47’,214 N Altitude : 0m

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

Tue

30

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

Wed

01

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

BULLETIN

(established in local time)

Reliability 95%

No gale warning.

Wednesday 17 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

Offshore

Offshore wind

Offshore sea (m)

15

10

5

0

30

20

10

0

10

5

0

15

10

5

0

5

0

1

0.5

3

0

40

30

20

10

90

80

70

60

50

Thu 18

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

240° SW WSW
235° SW SW
250° W WSW
275° W W
270° W W
260° W W
260° W W
270° W W
245° SW WSW
135° SE SE
110° E ESE
115° SE ESE
120° SE ESE
115° SE ESE
110° E ESE
105° E ESE
105° E ESE
115° SE ESE
115° SE ESE
125° SE SE
170° S S
195° S SSW
205° SW SSW
200° S SSW

4 7 2 4 2
4 8 2 5 2
4 7 2 4 2
3 5 1 3 1
3 5 1 3 1
2 3 1 2 1
1 2 1 1 1
1 2 1 1 1
1 1 0 1 1
1 1 0 1 1
2 3 1 2 1
3 5 1 3 1
3 6 2 4 2
4 7 2 4 2
4 8 2 5 2
4 8 2 5 2
5 9 3 6 2
5 10 3 6 2
5 10 3 6 2
5 9 3 6 2
5 9 3 6 2
4 7 2 4 2
3 6 2 4 2
3 5 1 3 1

8 15 4 9 3
9 17 5 11 3
8 15 4 9 3
6 11 3 7 2
5 10 3 6 2
4 8 2 5 2
4 7 2 4 2
3 6 2 4 2
3 6 2 4 2
3 6 2 4 2
3 6 2 4 2
4 8 2 5 2
5 10 3 6 -
6 11 3 7 -
7 13 4 8 3
7 13 4 8 3
8 15 4 9 3
10 18 5 11 3
11 20 6 12 4
11 21 6 13 4
10 19 5 12 3
9 17 5 11 3
8 14 4 9 3
8 14 4 9 3

0.6
0.5
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7

1.1
1.1
1.1
1.2
1.2
1.2
1.3
1.3
1.3
1.3
1.3
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4

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

240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
245° SW WSW
245° SW WSW
240° SW WSW
240° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW

0.5
0.5
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7

9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10

130
130
140
140
140
140
140
140
150
160
160
170
170
170
180
180
170
170
170
170
170
170
170
170

3.2
2.5
2.0
1.9
2.0
2.5
3.1
3.7
4.2
4.5
4.5
4.2
3.5
2.8
2.2
1.9
2.0
2.4
3.0
3.7
4.3
4.8
4.9
4.6

19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 65
19 66
19 66
19 66
19 66
19 66
19 67

0
30
35
15
25
30
25
65
65
35
35
30
35
55
80
55
30
15
15
10
0
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

>20
>20
>20
15
15
15
15
15
15
10
5
5
5
4
4
5
10
>20
>20
>20
>20
>20
>20
>20

1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1023
1023
1022
1022
1021

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
4
5
6
5
4
2

20 68
19 67
18 65
17 63
17 62
16 61
16 60
15 59
15 59
15 58
14 57
14 56
13 56
13 55
13 55
13 56
15 59
18 64
19 67
21 69
22 71
22 72
23 73
23 74

24 75
19 66
17 63
16 60
16 60
15 60
15 59
15 58
15 58
14 57
13 56
12 54
12 53
12 53
11 52
12 54
15 59
19 65
22 71
27 81
29 84
30 85
30 86
29 84

5 10 2 3 6
4 8 2 2 5
4 8 2 2 5
3 5 1 1 3
4 8 2 2 5
4 7 2 2 4
4 7 2 2 4
4 7 2 2 4
3 6 2 2 4
2 4 1 1 2
2 4 1 1 2
2 4 1 1 2
3 5 1 1 3
4 8 2 2 5
6 11 2 3 7
8 15 3 4 9
9 17 3 5 11
9 17 3 5 11
8 15 3 4 9
6 12 3 3 7
5 9 2 3 6
3 5 1 1 3
2 4 1 1 2
1 2 1 1 1

0.9
0.9
0.9
0.9
0.9
1
1
1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.2
1.2
1.2
1.2
1.1

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

Expert opinion

A southwesterly, strong and mostly variable flow prevails over the whole area.

For Plage de la Base Nautique :
No gale warning.

The reliability of the situation is assessed at 95%.

Clear skies. In the evening, relatively clear skies becoming changeable.
WSW wind force 2 from the middle of the day. Gusts reaching 10 knots in the middle of the day. Smooth to slight sea becoming slight in the evening. Low, fairly long swell from WSW. Excellent visibility becoming good in the evening.

Tides at Fromentine

41

High tide 02h39 4.31m

Low tide 08h01 2.19m

47

High tide 15h06 4.63m

Low tide 20h54 1.87m

www.shom.fr - © SHOM 2025

Consult the tides for September

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

-

- 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

Tue

30

-

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

Wed

01

-

- 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 beach Plage de la Base Nautique

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Fromentine