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

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

Sat

02

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Sun

03

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Mon

04

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Tue

05

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

Wed

06

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

Thu

07

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Fri

08

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Sat

09

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

Sun

10

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Mon

11

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Tue

12

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Wed

13

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

Thu

14

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Fri

15

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Sat

16

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BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Saturday 2 august

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)

25

20

15

10

5

0

40

30

20

10

0

15

10

5

0

25

20

15

10

5

10

5

0

1

0.5

0

3

0

30

25

20

15

10

5

90

80

70

60

50

40

Sun 3

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

355° N N
355° N N
355° N N
335° NW NNW
290° W WNW
285° W WNW
290° W WNW
290° W WNW
290° W WNW
290° W WNW
300° NW WNW
310° NW NW
320° NW NW
350° N N
15° N NNE
25° NE NNE
25° NE NNE
25° NE NNE
25° NE NNE
25° NE NNE
20° N NNE
20° N NNE
15° N NNE
15° N NNE

5 9 3 6 2
5 9 3 6 2
5 9 3 6 2
4 8 2 5 2
7 13 4 8 3
10 18 5 11 3
12 22 6 14 4
12 23 6 14 4
13 24 7 15 4
13 24 7 15 4
12 23 6 14 4
11 21 6 13 4
9 17 5 11 3
8 15 4 9 3
8 15 4 9 3
8 15 4 9 3
8 14 4 9 3
8 14 4 9 3
7 13 4 8 3
6 11 3 7 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2
5 9 3 6 2

10 18 5 11 3
10 18 5 11 3
10 19 5 12 3
11 20 6 12 4
12 22 6 14 4
15 27 8 17 4
18 33 9 21 5
19 35 10 22 5
20 37 10 23 5
20 37 10 23 5
19 36 10 22 5
18 34 9 21 5
16 30 8 19 5
13 25 7 16 4
13 24 7 15 4
13 24 7 15 4
11 20 6 12 4
11 20 6 12 4
10 19 5 12 -
10 18 5 11 3
8 15 4 9 3
8 14 4 9 3
8 14 4 9 3
9 16 4 10 3

0.4
0.3
0.3
0.3
0.3
0.3
0.4
0.4
0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3

0.8
0.7
0.7
0.7
0.6
0.7
0.8
0.9
1
1
1
1
0.9
0.9
0.8
0.7
0.7
0.6
0.6
0.7
0.7
0.7
0.6
0.6

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

270° W W
270° W W
270° W W
270° W W
270° W W
265° W W
265° W W
265° W W
265° W W
265° W W
255° W WSW
260° W WSW
265° W W
265° W W
270° W W
265° W W
270° W W
270° W W
270° W W
280° W W
280° W W
280° W W
280° W W
280° W W

0.4
0.3
0.3
0.3
0.3
0.3
0.2
0.2
0.2
0.2
0.3
0.3
0.4
0.4
0.4
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3

6
6
6
6
6
7
7
7
7
6
5
4
4
4
4
4
4
4
5
5
5
5
6
6

60
60
60
70
60
60
50
20
20
20
20
20
25
25
30
30
30
60
60
45
45
45
50
50

4.3
4.4
4.3
4.0
3.6
3.2
2.9
2.6
2.6
2.7
3.1
3.6
4.1
4.3
4.2
4.1
3.8
3.4
3.1
2.8
2.6
2.6
2.8
3.2

17 62
17 62
17 62
17 63
17 63
18 64
18 64
18 64
18 64
18 64
18 64
18 64
18 64
18 64
18 64
18 64
18 64
17 63
17 63
17 63
17 63
17 63
17 63
17 63

0
15
55
60
70
65
35
35
70
25
40
45
30
65
20
15
15
15
5
15
20
25
35
30

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

15
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
15
15
>20

1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1021
1021
1021
1022
1022
1022
1022
1022
1022
1023
1023

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

17 62
20 67
21 69
21 69
21 70
21 70
21 70
21 70
21 69
20 68
20 68
19 67
19 66
18 65
17 63
16 61
15 59
15 58
14 57
13 56
12 54
13 55
15 58
16 61

19 67
23 73
27 80
27 81
26 79
27 80
26 78
25 76
23 74
22 71
17 63
16 61
15 60
15 59
14 58
13 55
12 54
12 53
11 52
11 52
10 50
11 51
13 55
16 60

7 13 3 4 8
5 9 2 3 6
6 12 3 3 7
9 17 3 5 11
11 21 4 6 13
13 24 4 7 15
15 27 4 8 17
16 29 5 8 18
16 30 5 8 19
16 30 5 8 19
16 30 5 8 19
16 30 5 8 19
15 28 4 8 17
13 25 4 7 16
13 24 4 7 15
13 24 4 7 15
13 25 4 7 16
12 23 4 6 14
12 22 4 6 14
11 21 4 6 13
11 21 4 6 13
11 21 4 6 13
10 18 3 5 11
9 16 3 4 10

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

Forecasts established in local time
Last updated 13min ago | Next update in 3h
Caption

Expert opinion

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

For Plage de Portmain :
No gale warning.

We are 90% sure of the situation, because, given the current situation, the size of the cloud cover is difficult to assess.

Little cloud in the morning, increasing sunny spells in the afternoon. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. N force 2 freshening WNW force 4 in the middle of the day then becoming NW. Gusts reaching 20 knots in the evening. Smooth to slight sea. Low, short swell from W. Good visibility becoming excellent in the middle of the day.

Tides at Pornic

37

Low tide 05h34 2.43m

High tide 10h43 4.41m

33

Low tide 18h00 2.56m

High tide 23h11 4.3m

www.shom.fr - © SHOM 2025

Consult the tides for August

Sat

02

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

Sun

03

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

Mon

04

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

Tue

05

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

Wed

06

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

Thu

07

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

Fri

08

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

Sat

09

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

Sun

10

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

Mon

11

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

Tue

12

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

Wed

13

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

Thu

14

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

Fri

15

-

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

Sat

16

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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