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

Saint-Jean-de-Monts (85160)Lon : -2°5’,0334 W Lat : 46°47’,214 N Alt : 0m

Fri

27

-

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

Sat

28

-

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

Sun

29

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

Mon

30

-

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

Tue

31

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

Wed

01

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

Thu

02

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

Fri

03

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

Sat

04

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

Sun

05

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

Mon

06

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

Tue

07

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

Wed

08

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

Thu

09

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

Fri

10

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

BULLETIN

(* established in local time)

Reliability 90%

No gale warning.

Friday 27 mar

METEO CONSULT Run : 27/03 00Z Mesh : 1km Updated, 4h ago Update in 2h

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (m) (m)

Total sea (m)

Wind (m)

Swell direction

Swell height (m)

Swell period (s)

Wave length (m)

High tide (m)

Sea temp

Weather

Rain (mm) (mm)

Clouds:

Cloud cover (%)

Precipitation:

Amount of precipitation (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Storm risk. (%)

Brightness:

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

0

15

10

5

0

40

30

20

10

0

10

5

0

1.5

1

0.5

3

0

15

10

5

0

55

50

45

40

                                    
                                                                         Sat 28
                                                            
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                        Run : 27/03 00Z
                Mesh : 1km
                Updated, 4h ago
                Update in 2h

Sat 28

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

185° S S
205° SW SSW
220° SW SW
225° SW SW
245° SW WSW
260° W W
270° W W
275° W W
280° W W
280° W W
280° W W
275° W W
270° W W
270° W W
270° W W
275° W W
290° W WNW
315° NW NW
350° N N
0° N N
0° 0 0
0° 0 0
360° N N
355° N N

5 9 3 6 2
5 10 3 6 2
6 11 3 7 2
6 12 3 7 3
6 11 3 7 2
6 12 3 7 3
8 14 4 9 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
6 12 3 7 3
8 14 4 9 3
8 15 4 9 3
9 16 4 10 3
9 17 5 11 3
10 19 5 12 3
10 19 5 12 3
11 21 6 13 4
11 20 6 12 4
11 20 6 12 4
12 23 6 14 4
13 24 7 15 4
14 26 7 16 4
15 27 8 17 4

10 18 5 11 3
10 19 5 12 3
11 20 6 12 4
12 22 6 14 4
12 22 6 14 4
12 22 6 14 4
13 24 7 15 4
12 23 6 14 4
12 22 6 14 4
12 22 6 14 4
12 23 6 14 4
12 23 6 14 4
13 25 7 16 4
15 28 8 17 4
16 30 8 19 5
18 33 9 21 5
19 35 10 22 5
21 39 11 24 6
24 45 13 28 6
22 41 11 25 6
23 42 12 26 6
24 44 12 27 6
25 47 13 29 6
26 49 14 30 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
0.8
0.8
0.8
0.9
0.9
0.9
0.9
0.9
0.9
0.9
1

0
0
0
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.3
0.4
0.4
0.3
0.2
0.2
0.3
0.3
0.4

245° SW WSW
245° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
245° SW WSW
240° SW WSW
250° W WSW
250° W WSW
245° SW WSW
245° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW

0.6
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
0.8
0.8
0.8
0.8
0.9
0.9
0.9
0.9
0.9
0.9

11
10
11
11
10
10
10
10
9
10
11
16
16
16
16
16
16
16
15
15
15
14
15
15

200
190
190
180
180
170
170
500
470
440
420
430
430
430
410
400
390
380
370
370
350
340
330
310

4.1
4.2
4.0
3.6
3.0
2.5
2.2
2.3
2.6
3.0
3.4
3.9
4.3
4.5
4.4
4.1
3.4
2.7
2.2
1.9
2.0
2.4
2.9
3.4

11 51
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 53
11 53
11 53
12 53
12 53

100
100
100
100
100
100
95
100
100
95
95
100
100
100
100
100
100
100
100
100
100
65
60
35

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.6
0.7
0.4
0.2
0
0
0
0

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

0
0
0
0
0
0
0
0
0
0
0
30
35
45
50
70
80
90
75
60
40
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
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1027
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1025
1027
1027
1028
1029

1
1
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
3

10 49
10 50
10 51
11 51
11 51
11 51
11 51
11 51
10 51
10 51
10 50
11 51
11 51
11 52
11 52
11 52
11 52
11 52
10 50
9 49
9 49
10 49
10 50
10 51

8 46
8 47
11 51
10 50
10 49
9 48
9 48
8 47
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
8 46
7 45
6 44
6 42
5 41
6 43
8 46
9 49

6 11 2 3 7
6 11 2 3 7
6 11 2 3 7
7 13 3 4 8
7 13 3 4 8
8 15 3 4 9
9 17 3 5 11
10 18 3 5 11
10 19 3 5 12
10 18 3 5 11
10 18 3 5 11
10 19 3 5 12
11 21 4 6 13
12 22 4 6 14
12 23 4 6 14
13 25 4 7 16
14 26 4 7 16
15 27 4 8 17
17 31 5 9 19
19 35 5 10 22
21 38 5 11 24
21 38 5 11 24
21 38 5 11 24
21 39 6 11 24

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

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

Expert opinion

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

For Plage de la Base Nautique :
No gale warning.

We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.

Predominantly sunny in the morning, very cloudy skies to overcast in the afternoon. No precipitation. In the evening, very cloudy skies to overcast.
Chance of light rain. SSE force 2 turning SW force 3 in the middle of the day then W. Gusts reaching 13 knots in the evening. Slight sea. Low, fairly long swell from WSW. Excellent visibility becoming excellent in the evening.

semaphore stations

Station L Ile D Yeu located 22 km from Plage de la Base Nautique

	WIND			WEATHER
Local time	Dir. (°)	Speed (nd)	Gust (nd)	Temp. (°C)	Pressure (hPa)	Visibility (M)
11h	170	10	19	11.2	-	0
10h	140	9	16	10.9	-	0
09h	140	7	12	8.8	-	0

observation.semaphores_link

Météo France - RADOME

observation.semaphore_link

Tides at Fromentine

39

High tide 00h10 4.25m

Low tide 05h34 2.08m

39

High tide 13h01 4.22m

Low tide 18h09 2.22m

www.shom.fr - © SHOM 2026 - Local times

Consult the tides for March

Go further

Fri

27

-

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

Sat

28

-

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

Sun

29

-

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

Mon

30

-

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

Tue

31

-

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

Wed

01

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

Thu

02

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

Fri

03

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

Sat

04

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

Sun

05

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

Mon

06

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

Tue

07

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

Wed

08

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

Thu

09

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

Fri

10

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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 beach Plage de la Base Nautique

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

semaphore stations

Tides at Fromentine

Go further