Weather Les portes de bassin - Detailed bulletin - Free 15-day Marine forecasts

Batz-sur-Mer FRALongitude : -2°30’,291 W Latitude : 47°12’,066 N Altitude : 0m

Wed

03

-

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

Thu

04

-

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

Fri

05

-

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

Sat

06

-

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

Sun

07

-

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

Mon

08

-

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

Tue

09

-

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

Wed

10

-

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

Thu

11

-

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

Fri

12

-

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

Sat

13

-

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

Sun

14

-

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

Mon

15

-

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

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

BULLETIN

(established in local time)

Reliability 85%

No gale warning.

Wednesday 3 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

50

40

30

20

10

0

90

80

70

60

50

40

30

20

10

30

20

10

0

60

50

40

30

20

10

0

10

5

0

3

2.5

2

1.5

3

0

15

10

5

0

55

50

45

40

35

Thu 4

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

250° W WSW
240° SW WSW
245° SW WSW
225° SW SW
220° SW SW
230° SW SW
225° SW SW
235° SW SW
225° SW SW
245° SW WSW
250° W WSW
265° W W
260° W W
250° W WSW
240° SW WSW
225° SW SW
215° SW SSW
205° SW SSW
195° S SSW
190° S S
185° S S
170° S SSE
190° S S
290° W WNW

5 10 3 6 2
6 11 3 7 2
8 15 4 9 3
6 12 3 7 3
10 18 5 11 3
10 18 5 11 3
8 15 4 9 3
6 12 3 7 3
7 13 4 8 3
8 15 4 9 3
7 13 4 8 3
9 17 5 11 3
11 20 6 12 4
11 20 6 12 4
11 21 6 13 4
12 22 6 14 4
15 27 8 17 4
17 31 9 19 5
20 37 10 23 5
21 39 11 24 6
24 44 12 27 6
25 47 13 29 6
24 44 12 27 6
30 55 15 34 7

8 15 4 9 3
9 16 4 10 3
11 20 6 12 4
10 18 5 11 -
13 24 7 15 4
16 29 8 18 5
12 23 6 14 4
13 24 7 15 4
10 19 5 12 -
11 20 6 12 4
12 23 6 14 4
12 23 6 14 4
14 26 7 16 -
15 27 8 17 -
13 25 7 16 -
15 28 8 17 -
18 33 9 21 5
22 40 11 25 6
24 45 13 28 6
26 49 14 30 -
29 54 15 34 7
32 59 16 37 7
38 70 19 43 8
46 86 24 53 9

2.6
2.6
2.6
2.6
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.4
2.4
2.4
2.4
2.5
2.5
2.6
2.7
2.6
2.5

4.7
4.7
4.6
4.6
4.6
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.4
4.4
4.4
4.3
4.3
4.4
4.5
4.6
4.6
4.8
4.7
4.5

0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.4
0.6
0.8
1.1
1.4
1.5
1.5
1.9
1.1
1

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
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
260° W W
260° W W
260° W WSW
260° W W
240° SW WSW
240° SW WSW

2.6
2.6
2.6
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.4
2.4
2.3
2.2
2.1
2.1
2.1
2.1
1.9
2.4
2.3

13
13
13
13
13
13
13
13
13
13
13
13
13
12
12
12
12
12
12
12
11
11
9
9

260
260
260
260
260
260
260
260
250
250
250
250
250
240
240
230
210
190
160
140
130
110
110
120

3.0
2.0
1.3
1.0
1.3
2.1
3.1
4.2
5.0
5.4
5.2
4.5
3.5
2.4
1.5
0.9
1.0
1.6
2.6
3.7
4.7
5.3
5.3
4.8

13 55
12 54
12 54
12 54
12 54
12 54
12 54
12 54
13 55
13 55
13 55
13 55
12 54
12 54
12 54
12 54
12 54
12 54
12 54
13 55
13 55
13 55
13 55
13 56

0
10
55
45
85
80
60
70
60
45
75
90
50
55
85
100
100
100
100
100
100
100
100
95

0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.6
1.7
1.8
1.4

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

0
100
0
0
0
0
0
20
25
30
25
0
0
0
0
0
0
0
30
55
85
90
90
65

5
10
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1008
1008
1006
1005
1004
1002
1000
1000

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

8 46
9 48
12 53
12 53
11 52
11 52
11 52
11 52
11 52
11 52
12 53
12 53
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 53
12 53
12 54
12 54

6 42
7 44
9 47
9 48
8 47
9 47
10 50
10 50
10 50
10 50
10 50
9 48
8 47
8 47
8 47
8 47
8 46
7 44
6 42
6 42
5 40
4 39
5 41
4 38

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

Expert opinion

For Les portes de bassin :
No gale warning.

The reliability of the situation is assessed at 85%.

Skies changeable to very cloudy. Light showers progressively dying out in the morning, possibility of showers in late afternoon. In the evening, very cloudy skies becoming totally overcast.
No precipitation. WSW force 3 in the morning freshening force 5 in the evening. Gusts reaching 22 knots in the evening. Rough sea becoming moderate in the evening. Moderate, long swell from WSW. Poor visibility becoming excellent in the middle of the day.

Tides at Le Croisic

82

High tide 02h47 5.18m

Low tide 09h00 1.04m

87

High tide 15h13 5.38m

Low tide 21h26 0.89m

www.shom.fr - © SHOM 2025

Consult the tides for December

Wed

03

-

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

Thu

04

-

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

Fri

05

-

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

Sat

06

-

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

Sun

07

-

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

Mon

08

-

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

Tue

09

-

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

Wed

10

-

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

Thu

11

-

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

Fri

12

-

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

Sat

13

-

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

Sun

14

-

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

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

* +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 Les portes de bassin

BULLETIN

Wind

Waves

Weather

Temperature

Expert opinion

Tides at Le Croisic