Weather Plage de Port Maria - Detailed bulletin - Free 15-day Marine forecasts

Saint-Gildas-de-Rhuys (56730)Longitude : -2°50’,1 W Latitude : 47°29’,634 N Altitude : 0m

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

-

- 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

-

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

Tue

30

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

Wed

31

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Thu

01

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BULLETIN

(established in local time)

Reliability 90%

Wind alert - Warning moderate gale offshore.

Thursday 18 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)

50

40

30

20

10

0

80

70

60

50

40

30

20

10

0

30

20

10

0

50

40

30

20

10

0

10

5

0

5

0

3

0

15

10

5

0

60

55

50

45

40

35

Fri 19

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

190° S S
180° S S
180° S S
180° S S
185° S S
185° S S
195° S SSW
200° S SSW
205° SW SSW
215° SW SSW
225° SW SW
235° SW SW
230° SW SW
250° W WSW
255° W WSW
280° W WNW
295° NW WNW
305° NW NW
305° NW NW
310° NW NW
310° NW NW
315° NW NW
310° NW NW
310° NW NW

23 43 12 27 6
25 47 13 29 6
25 47 13 29 6
25 47 13 29 6
25 47 13 29 6
26 48 13 30 6
27 50 14 31 7
28 52 14 32 7
28 51 14 32 7
26 48 13 30 6
21 39 11 24 6
14 26 7 16 4
12 23 6 14 4
13 24 7 15 4
11 21 6 13 4
11 21 6 13 4
10 18 5 11 3
9 17 5 11 3
9 17 5 11 3
8 15 4 9 3
6 12 3 7 3
5 10 3 6 2
4 8 2 5 2
3 6 2 4 2

32 60 17 37 7
35 64 18 40 8
34 63 18 39 8
35 64 18 40 8
36 67 19 42 8
37 68 19 42 8
39 72 20 45 8
40 74 21 46 8
40 75 21 47 9
38 71 20 44 8
34 63 18 39 8
26 49 14 30 6
20 37 10 23 5
20 37 10 23 5
21 38 11 24 5
19 35 10 22 5
15 28 8 17 4
15 27 8 17 4
14 26 7 16 4
13 24 7 15 4
11 21 6 13 4
9 16 4 10 3
8 15 4 9 3
5 10 3 6 -

2.8
2.8
2.9
3
3.1
3.2
3.3
3.3
3.3
3.1
3
2.9
2.9
2.8
2.7
2.7
2.6
2.5
2.4
2.4
2.3
2.3
2.2
2.2

5
5.1
5.2
5.4
5.6
5.8
5.9
5.9
5.9
5.6
5.4
5.3
5.1
5
4.9
4.8
4.6
4.5
4.4
4.3
4.2
4.1
4
3.9

2.1
2.1
2.1
2.2
2.3
2.4
2.4
2.2
1
0.6
0.4
0.4
0.4
0.5
0.4
0.3
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1

245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
240° SW WSW
225° SW SW
225° SW SW
225° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW SW
235° SW WSW

1.8
1.9
2.0
2.1
2.1
2.2
2.2
2.4
3.1
3.1
3.0
2.9
2.8
2.7
2.7
2.6
2.6
2.5
2.4
2.4
2.3
2.3
2.2
2.2

15
15
15
16
16
16
15
13
12
12
13
13
13
13
13
13
13
13
14
14
14
14
14
14

150
170
180
180
190
180
190
190
210
230
250
260
270
280
280
280
290
290
290
290
290
300
300
300

1.6
1.8
2.3
2.9
3.6
4.2
4.4
4.3
3.8
3.1
2.4
1.8
1.5
1.6
2.1
2.8
3.6
4.3
4.6
4.5
4.1
3.4
2.6
1.9

12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54
12 54

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
90
95

0
0.7
0.6
0.6
0.7
0.8
1.8
1.8
1.6
1.6
1.5
0.7
0.5
0.5
0.1
0
0
0
0
0
0
0
0
0

-
-
-
-
-
-
-

40
75
55
60
60
80
90
90
90
90
85
70
60
60
50
40
20
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

1010
1010
1009
1008
1007
1007
1006
1006
1007
1007
1008
1009
1009
1010
1011
1012
1013
1014
1015
1015
1016
1017
1018
1019

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

13 55
13 56
13 56
13 56
13 56
13 56
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
12 54
12 53
11 52
11 51
10 50
10 50
10 49
9 48
9 48
9 47

6 43
6 42
6 42
6 43
6 43
6 42
5 41
5 41
5 40
5 41
6 43
8 46
8 47
8 46
8 47
8 46
8 46
7 45
7 44
7 44
7 45
7 45
7 45
7 45

26 49 6 14 30
29 53 7 15 33
29 54 7 15 34
29 53 7 15 33
29 53 7 15 33
31 57 7 16 35
30 56 7 16 35
31 57 7 16 35
30 55 7 15 34
26 49 6 14 30
18 33 5 9 21
13 24 4 7 15
13 24 4 7 15
15 27 4 8 17
12 22 4 6 14
13 25 4 7 16
14 26 4 7 16
15 27 4 8 17
14 26 4 7 16
13 24 4 7 15
10 19 3 5 12
9 16 3 4 10
8 14 3 4 9
6 12 3 3 7

1.6
1.7
1.8
1.9
1.9
1.9
2
1.9
1.8
1.7
1.7
1.6
1.6
1.6
1.6
1.5
1.5
1.5
1.4
1.4
1.4
1.4
1.4
1.3

Forecasts established in local time
Last updated 8min ago | Next update in 3h
Caption

Expert opinion

A southerly, very strong and variable flow prevails over the East of the basin. Over the West, it is northwesterly, very strong and mostly variable.

For Plage de Port Maria :
Warning moderate gale offshore.

We are 90% sure of the situation, because the strength of the precipitation is difficult to assess for this type of disturbance.

Overcast skies. Light rain becoming heavier during the afternoon. In the evening, overcast skies.
Rain followed by showers. S force 6 becoming force 7 in the middle of the day then SW. Gusts reaching 40 knots in the evening. Rough sea. Moderate, long swell from WSW. Excellent visibility.

Tides at Port-Navalo

63

High tide 03h44 4.5m

Low tide 09h58 1.57m

65

High tide 16h10 4.4m

Low tide 22h16 1.5m

www.shom.fr - © SHOM 2025

Consult the tides for December

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

-

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

Sat

27

-

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

Sun

28

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

Mon

29

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

Tue

30

-

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

Wed

31

-

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

Thu

01

-

- 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 Port Maria

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Port-Navalo