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

Pornic FRALon : -2°9’,8766 W Lat : 47°7’,098 N Alt : 0m

Weather Risk Briefing

Sat

29

-

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

Sun

30

-

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

Mon

31

-

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

Tue

01

-

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

Wed

02

-

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

Thu

03

-

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

Fri

04

-

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

Sat

05

-

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

Sun

06

-

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

Mon

07

-

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

Tue

08

-

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

Wed

09

-

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

Thu

10

-

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

Fri

11

-

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

Sat

12

-

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

BULLETIN

Reliability 75%

Warning strong breeze offshore.

Marine wind risk

Saturday 29 aug

METEO CONSULT Run : 28/08 18Z Mesh : 1km Updated, 3h ago Update in 22min

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Under storms

Waves

Total sea (m) (m)

Swell (m) (m)

legend.title.wave_height

Total sea (m)

legend.title.wind_sea

Wind (m)

legend.title.swell

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)

40

30

20

10

70

60

50

40

30

20

15

10

5

50

40

30

20

10

5

0

5

0

3

0

30

25

20

15

10

80

70

60

50

                                    
                                                                         Sun 30
                                                            
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                        Run : 28/08 18Z
                Mesh : 1km
                Updated, 3h ago
                Update in 22min

Sun 30

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

250° W WSW
240° SW WSW
235° SW SW
230° SW SW
225° SW SW
220° SW SW
220° SW SW
220° SW SW
225° SW SW
225° SW SW
240° SW WSW
240° SW WSW
245° SW WSW
245° SW WSW
250° W WSW
250° W WSW
250° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW
260° W WSW
255° W WSW
255° W WSW

11 21 6 13 4
12 23 6 14 4
14 26 7 16 4
15 27 8 17 4
16 29 8 18 5
18 33 9 21 5
19 36 10 22 5
21 39 11 24 6
23 42 12 26 6
22 41 11 25 6
21 38 11 24 5
19 35 10 22 5
18 34 9 21 5
18 34 9 21 5
18 33 9 21 5
17 32 9 20 5
17 31 9 19 5
16 29 8 18 5
15 27 8 17 4
13 25 7 16 4
13 24 7 15 4
12 22 6 14 4
11 21 6 13 4
11 20 6 12 4

18 33 9 21 5
19 36 10 22 5
21 39 11 24 6
22 41 11 25 6
25 46 13 29 6
28 52 14 32 7
31 57 16 35 7
33 62 17 39 8
36 67 19 42 8
36 67 19 42 8
36 67 19 42 8
33 62 17 39 8
30 56 16 35 7
30 55 15 34 7
29 54 15 34 7
28 52 14 32 7
27 50 14 31 7
26 48 13 30 6
25 46 13 29 6
22 41 11 25 6
21 38 11 24 5
19 36 10 22 5
18 34 9 21 5
17 32 9 20 5

- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
>40 >75 >21 >45 >9
>45 >85 >24 >50 >9
>40 >80 >23 >50 >9
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -
- - - - -

0.9
0.8
0.8
0.8
0.9
1
1.1
1.3
1.5
1.6
1.6
1.6
1.5
1.4
1.3
1.3
1.2
1.2
1.1
1.1
1.1
1.1
1
1

0.6
0.5
0.5
0.6
0.8
0.8
1
1.1
1.5
1.6
1.6
1.5
1.2
1.1
1
0.9
0.8
0.7
0.6
0.4
0.5
0.5
0.5
0.4

330° NW NNW
330° NW NNW
265° W W
270° W W
270° W W
270° W W
270° W W
265° W W
280° W W
275° W W
335° NW NNW
330° NW NNW
335° NW NNW
335° NW NNW
335° NW NNW
335° NW NNW
275° W W
265° W W
260° W W
255° W WSW
260° W WSW
260° W WSW
260° W WSW
260° W WSW

0.5
0.5
0.6
0.5
0.5
0.5
0.4
0.6
0.2
0.1
0.1
0.1
0.7
0.7
0.7
0.8
0.9
0.9
1.0
1.0
0.9
0.9
0.9
0.9

5
6
6
7
8
7
8
6
5
6
6
8
6
8
9
8
8
8
7
7
7
7
7
7

50
60
60
60
40
40
40
40
45
45
50
60
60
70
70
80
90
90
90
90
90
80
80
80

3.3
4.6
5.5
5.8
5.5
4.7
3.7
2.7
1.8
1.3
1.3
2.0
3.2
4.6
5.6
6.1
5.9
5.2
4.2
3.0
1.9
1.2
1.0
1.5

20 67
20 67
20 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67

100
100
100
75
95
100
100
100
100
95
75
70
50
50
55
50
60
50
45
45
65
60
50
50

0
0
0
0
0.1
0.7
1.2
1.4
0.9
0.6
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0

-
-
-
-
-
-
-
-

0
25
25
25
75
90
90
80
90
90
90
90
0
0
0
20
20
20
0
0
0
0
25
25

0
0
0
0
0
0
0
0
10
40
40
40
10
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

1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016

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

19 66
19 66
19 67
20 67
20 67
20 68
20 67
20 68
21 69
20 68
21 70
21 71
22 71
22 71
22 71
21 70
21 70
20 69
20 68
20 67
20 67
19 67
19 67
19 66

15 60
15 59
15 59
15 59
15 58
14 58
14 57
14 57
19 66
20 67
22 71
24 76
25 77
25 77
24 75
23 73
21 70
20 67
15 59
15 59
15 59
15 60
15 60
15 60

15 28 4 8 17
15 28 4 8 17
15 28 4 8 17
16 30 5 8 19
17 32 5 9 20
19 35 5 10 22
22 41 6 11 25
23 43 6 12 27
24 44 6 12 27
24 45 6 13 28
24 45 6 13 28
23 42 6 12 26
19 35 5 10 22
18 34 5 9 21
17 32 5 9 20
17 31 5 9 19
17 32 5 9 20
16 30 5 8 19
15 27 4 8 17
15 27 4 8 17
15 27 4 8 17
13 25 4 7 16
12 23 4 6 14
13 24 4 7 15

1.9
1.9
1.9
1.9
2
2.1
2.4
2.5
2.6
2.8
2.8
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.1
2
1.9
1.9
1.9

Forecasts established in local time
Caption Glossary

Expert opinion

Bulletin météo de la zone côtière de St Nazaire aux Sables d'Olonne

Weather Risk Briefing

Low 1005 hPa centered on the East of England moving at 20 knots to the West-South-West and dropping to 999 hPa to be centered at 120 nautical miles in the West-South-West of Fastnet Rock (South-West Ireland).

For Plage de Portmain :
Warning strong breeze offshore.

The reliability of the situation is assessed at 75%.

Very cloudy with risk of thunderstorms in the morning, skies clearing but storms likely in the afternoon. Showers will gradually become less frequent during the afternoon. In the evening, cloud and long sunny periods.
Chance of light rain. SW force 6 in the morning becoming WSW force 5 in the evening. Gusts reaching 36 knots until the middle of the day. Slight sea temporarily moderate in the middle of the day. Low, short swell from W. Excellent visibility.

semaphore stations

Station Pte De Chemoulin located 16 km from Plage de Portmain

	WIND			WEATHER
Local time	Dir. (°)	Speed (nd)	Gust (nd)	Temp. (°C)	Pressure (hPa)	Visibility (M)
03h	270	34	44	-	-	0
02h	260	34	39	-	-	11
01h	240	16	25	-	-	0

Nearby signal stations

Météo France - RADOME

Signal station weather

Tides at Pornic

89

Low tide 00h20 1.18m

High tide 05h53 5.76m

91

Low tide 12h33 1.21m

High tide 18h09 6.14m

Consult the tides for August

Go further

Sat

29

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

Sun

30

-

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

Mon

31

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

Tue

01

-

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

Wed

02

-

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

Thu

03

-

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

Fri

04

-

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

Sat

05

-

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

Sun

06

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

Mon

07

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

Tue

08

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

Wed

09

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

Thu

10

-

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

Fri

11

-

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

Sat

12

-

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

Weather beach Plage de Portmain

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

semaphore stations

Tides at Pornic

Go further