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

15

-

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

Sun

16

-

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

Mon

17

-

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

Tue

18

-

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

Wed

19

-

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

Thu

20

-

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

Fri

21

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

Sat

22

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

Sun

23

-

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

Mon

24

-

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

Tue

25

-

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

Wed

26

-

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

Thu

27

-

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

Fri

28

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

Sat

29

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

BULLETIN

(established in local time)

Reliability 95%

Wind alert - Warning strong breeze offshore.

Saturday 15 march

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

50

40

30

20

10

15

10

5

30

25

20

15

10

5

0

1

0.5

3

0

10

5

0

-5

50

40

30

20

10

0

-10

Sun 16

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

20° N NNE
20° N NNE
20° N NNE
20° N NNE
15° N NNE
20° N NNE
25° NE NNE
25° NE NNE
35° NE NE
30° NE NNE
25° NE NNE
25° NE NNE
25° NE NNE
25° NE NNE
25° NE NNE
20° N NNE
15° N NNE
20° N NNE
25° NE NNE
25° NE NNE
25° NE NNE
30° NE NNE
30° NE NNE
30° NE NNE

9 17 5 11 3
10 18 5 11 3
11 21 6 13 4
11 21 6 13 4
11 20 6 12 4
12 22 6 14 4
11 21 6 13 4
12 23 6 14 4
14 26 7 16 4
14 26 7 16 4
15 27 8 17 4
15 27 8 17 4
14 26 7 16 4
14 26 7 16 4
12 23 6 14 4
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4
12 22 6 14 4
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4
11 20 6 12 4

15 27 8 17 4
16 29 8 18 5
17 32 9 20 5
17 31 9 19 5
17 32 9 20 5
18 33 9 21 5
18 33 9 21 5
19 36 10 22 5
22 40 11 25 6
22 40 11 25 6
22 40 11 25 6
22 40 11 25 6
22 40 11 25 6
22 40 11 25 6
21 38 11 24 5
20 37 10 23 5
17 31 9 19 5
17 32 9 20 5
18 34 9 21 5
19 35 10 22 5
19 35 10 22 5
19 35 10 22 5
18 34 9 21 5
17 31 9 19 5

0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.6
0.6
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.6
0.6
0.6
0.6
0.5

1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1.2
1.2
1.1
1.1
1.1
1.1
1.1
1.1
1.1
1
1.3
1.2
1.2
1.2
1.2
1.1

0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2

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
270° W W
270° W W
270° W W
270° W W
270° W W
270° W W

0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.6
0.5
0.5
0.5
0.5

11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11

170
180
180
180
180
170
170
170
160
150
150
160
170
170
170
180
180
180
170
180
180
170
170
170

5.5
5.9
5.6
4.9
3.9
2.8
1.8
1.2
1.0
1.5
2.6
4.0
5.2
5.8
5.7
5.0
4.1
3.0
2.0
1.3
1.0
1.4
2.5
3.9

10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50
10 50

0
0
20
10
5
0
0
0
40
30
30
60
40
85
40
90
75
100
100
100
100
85
75
75

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
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1014
1014
1015
1015
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019

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

3 37
2 36
1 34
1 34
1 34
2 36
4 39
5 42
7 44
7 45
8 46
8 46
8 46
8 46
7 45
6 43
5 42
5 40
4 40
4 39
4 38
3 38
3 37
2 36

0 0
-1 31
-3 27
-3 27
-2 28
0 32
3 37
5 42
7 44
8 46
8 46
7 45
7 44
6 42
4 40
3 37
2 35
1 33
0 32
0 32
0 31
-1 31
-1 30
-2 29

16 29 5 8 18
18 33 5 9 21
18 34 5 9 21
18 33 5 9 21
18 34 5 9 21
17 31 5 9 19
16 30 5 8 19
15 28 4 8 17
16 29 5 8 18
16 30 5 8 19
16 29 5 8 18
16 29 5 8 18
17 31 5 9 19
17 31 5 9 19
17 31 5 9 19
17 31 5 9 19
17 31 5 9 19
17 32 5 9 20
17 31 5 9 19
17 32 5 9 20
17 31 5 9 19
17 31 5 9 19
17 31 5 9 19
16 30 5 8 19

1
1.1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0.9
0.9
0.9
0.9
0.9
0.8
0.9
0.8

Forecasts established in local time
Last updated 48min ago | Next update in 3h
Caption

Expert opinion

An easterly, moderate and mostly variable flow prevails over the whole area.

For Plage de Portmain :
Warning strong breeze offshore.

The reliability of the situation is assessed at 95%.

Little cloud in the morning, some sun but cloud building in the afternoon. No precipitation. In the evening, very cloudy skies becoming totally overcast.
No precipitation. NNE wind force 4 continuing all day. Gusts reaching 22 knots in the middle of the day. Smooth to slight sea becoming slight in the evening. Low, fairly long swell from W. Excellent visibility.

Tides at Pornic

90

High tide 04h57 5.87m

Low tide 11h55 0.98m

90

High tide 17h13 5.81m

www.shom.fr - © SHOM 2025

Consult the tides for March

Sat

15

-

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

Sun

16

-

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

Mon

17

-

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

Tue

18

-

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

Wed

19

-

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

Thu

20

-

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

Fri

21

-

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

Sat

22

-

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

Sun

23

-

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

Mon

24

-

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

Tue

25

-

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

Wed

26

-

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

Thu

27

-

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

Fri

28

-

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

Sat

29

-

- 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