Weather Plage de Portmain - Detailed bulletin - Free 15-day Marine forecasts

Pornic FRALongitude : -2°9’,8766 W Latitude : 47°7’,098 N Altitude : 0m

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

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

Tue

30

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

BULLETIN

(established in local time)

Reliability 85%

No gale warning.

Tuesday 16 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)

20

15

10

5

0

30

20

10

0

10

5

0

20

15

10

5

0

5

0

1.5

1

0.5

3

0

15

10

5

0

55

50

45

40

35

Wed 17

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

15° N NNE
20° N NNE
25° NE NNE
25° NE NNE
10° N N
0° N N
0° 0 0
360° N N
355° N N
350° N N
350° N N
350° N NNW
355° N N
355° N N
355° N N
10° N N
30° NE NNE
75° E ENE
115° SE ESE
130° SE SE
140° SE SE
150° SE SSE
155° SE SSE
170° S S

5 10 3 6 2
6 12 3 7 3
9 17 5 11 3
8 15 4 9 3
9 17 5 11 3
9 17 5 11 3
9 16 4 10 3
9 16 4 10 3
8 15 4 9 3
8 15 4 9 3
8 15 4 9 3
8 14 4 9 3
6 11 3 7 2
5 9 3 6 2
4 8 2 5 2
4 7 2 4 2
2 4 1 2 1
2 3 1 2 1
2 4 1 2 1
4 8 2 5 2
5 10 3 6 2
7 13 4 8 3
8 15 4 9 3
9 17 5 11 3

9 17 5 11 3
11 20 6 12 4
14 26 7 16 4
13 24 7 15 4
13 25 7 16 4
15 27 8 17 4
13 25 7 16 4
12 22 6 14 4
12 22 6 14 4
12 22 6 14 4
11 21 6 13 4
10 19 5 12 -
9 17 5 11 3
8 14 4 9 3
6 12 3 7 3
5 10 3 6 -
4 8 2 5 2
4 8 2 5 2
5 9 3 6 2
6 11 3 7 -
8 15 4 9 3
10 19 5 12 -
12 22 6 14 4
13 25 7 16 4

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
1
1
1
1
1
1
1
1
1

2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2
2
2
1.9
1.9
1.9
1.9
1.9
1.9
1.9
1.9
1.9
1.9
1.9
1.9

0
0
0
0
0
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0
0
0
0
0
0.1
0.1
0.1
0.1
0.1
0.3
0.3

260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W

1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.9
0.9

14
14
14
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
12
12
12
13
13

310
310
300
300
290
290
280
270
260
260
270
280
290
290
290
280
280
280
270
260
250
250
260
260

4.8
4.4
3.9
3.2
2.5
2.1
2.0
2.2
2.9
3.7
4.4
4.9
5.0
4.7
4.1
3.4
2.7
2.2
2.0
2.1
2.6
3.4
4.1
4.7

12 54
12 54
12 54
12 54
12 54
12 54
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53

90
100
95
95
95
95
90
85
45
35
15
5
15
20
75
70
75
75
85
90
90
90
95
85

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

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

40
45
45
30
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

3.5
10
>20
>20
>20
>20
>20
>20
>20
>20
>20
15
5
4
4
4
4
5
3
3
2
5
>20
>20

1011
1011
1012
1013
1014
1015
1016
1017
1017
1017
1018
1018
1019
1019
1020
1020
1020
1021
1021
1022
1022
1022
1021
1021

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

11 52
11 52
11 52
11 51
11 51
10 51
10 50
10 49
9 48
8 47
8 46
8 46
7 45
7 44
6 43
6 42
6 42
5 42
5 41
6 43
7 44
8 46
9 48
10 50

10 49
9 48
8 46
8 46
7 45
7 44
7 44
7 44
6 43
6 42
5 41
5 41
5 40
5 40
5 40
4 40
5 40
5 40
4 39
5 40
6 42
7 44
8 46
8 46

8 14 3 4 9
10 19 3 5 12
12 22 4 6 14
13 24 4 7 15
13 25 4 7 16
15 27 4 8 17
16 29 5 8 18
15 28 4 8 17
15 27 4 8 17
13 25 4 7 16
12 23 4 6 14
12 23 4 6 14
11 20 4 6 12
9 16 3 4 10
8 14 3 4 9
6 11 2 3 7
4 8 2 2 5
3 5 1 1 3
2 4 1 1 2
4 7 2 2 4
5 10 2 3 6
6 12 3 3 7
8 15 3 4 9
10 18 3 5 11

2
2
1.9
1.9
1.9
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.7
1.7
1.7
1.6
1.6
1.7
1.7
1.7
1.7
1.7

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

Expert opinion

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

For Plage de Portmain :
No gale warning.

We are 85% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will end.

Overcast and misty, reduced visibility. Drizzle fading over time. In the evening, very cloudy.
Chance of light rain. NNE wind force 3 from the middle of the day. Gusts reaching 15 knots in the evening. Slight sea. Low, long swell from W. Visibility reduced by mist becoming excellent in the evening.

Tides at Pornic

51

High tide 02h04 4.81m

Low tide 08h23 2.11m

54

High tide 14h30 4.8m

Low tide 20h53 1.97m

www.shom.fr - © SHOM 2025

Consult the tides for December

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

-

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

Sun

28

-

- 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 beach Plage de Portmain

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Pornic