Weather Le Mendu - Detailed bulletin - Free 15-day Marine forecasts

La Trinité-sur-Mer FRALong : -3°2’,4 W Lat : 47°34’,8 N Alt : 12m

Thu

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Fri

19

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Sat

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Sun

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Mon

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Tue

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Wed

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Thu

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Fri

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Sat

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Sun

28

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Mon

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Tue

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Thu

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BULLETIN

(* established in local time)

Reliability 90%

Wind alert - Warning moderate gale offshore.

Thursday 18 dec

METEO CONSULT Run : 18/12 11Z Mesh : 1km Updated, 2h ago Update in 4h

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (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 (%)

Storm 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

2

1.5

1

0.5

3

0

15

10

5

60

55

50

45

40

                                    
                                                                         Fri 19
                                                            
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                        Run : 18/12 11Z
                Mesh : 1km
                Updated, 2h ago
                Update in 4h

Fri 19

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

195° S SSW
200° S SSW
205° SW SSW
215° SW SW
225° SW SW
230° SW SW
235° SW SW
245° SW WSW
265° W W
275° W W
285° W WNW
295° NW WNW
305° NW WNW
305° NW NW
300° NW WNW
305° NW NW
305° NW WNW
310° NW NW
315° NW NW
305° NW NW
285° W WNW
265° W W
260° W W
255° W WSW

21 39 11 24 6
22 41 11 25 6
23 43 12 27 6
21 38 11 24 5
17 31 9 19 5
12 23 6 14 4
11 20 6 12 4
11 20 6 12 4
10 19 5 12 3
8 15 4 9 3
8 14 4 9 3
7 13 4 8 3
6 12 3 7 3
5 10 3 6 2
5 9 3 6 2
4 8 2 5 2
3 5 1 3 1
2 4 1 2 1
2 3 1 2 1
1 1 0 1 1
1 1 0 1 1
2 3 1 2 1
3 5 1 3 1
3 6 2 4 2

38 70 19 43 8
40 75 21 47 9
42 78 22 48 9
40 74 21 46 8
35 64 18 40 8
27 50 14 31 7
21 39 11 24 6
22 41 11 25 6
22 40 11 25 6
19 35 10 22 5
16 29 8 18 5
14 26 7 16 4
13 24 7 15 4
11 21 6 13 4
10 19 5 12 3
9 17 5 11 3
7 13 4 8 3
4 8 2 5 2
3 6 2 4 2
4 7 2 4 2
3 5 1 3 -
4 7 2 4 2
6 11 3 7 2
7 13 4 8 3

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

2.6
2.6
2.7
2.7
2.6
2.5
2.5
2.4
2.2
2.2
2.1
2
1.8
1.8
1.8
1.8
1.8
1.8
1.7
1.7
1.7
1.7
1.6
1.6

1.3
1.2
1.3
0.9
0.9
0.3
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

270° W W
270° W W
185° S S
190° S S
190° S S
190° S S
190° S S
195° S SSW
195° S SSW
195° S SSW
195° S SSW
195° S SSW
195° S SSW
195° S SSW
200° S SSW
195° S SSW
195° S SSW
200° S SSW
205° SW SSW
205° SW SSW
205° SW SSW
205° SW SSW
205° SW SSW
205° SW SSW

0.6
0.6
0.7
1.0
1.0
1.3
1.3
1.3
1.2
1.2
1.1
1.0
1.0
0.9
1.0
1.0
1.0
0.9
0.9
0.9
0.9
0.9
0.8
0.8

17
18
10
14
13
13
14
14
14
14
14
14
15
15
14
14
14
15
15
15
15
14
14
14

340
330
310
300
310
320
340
350
340
340
330
340
360
360
350
340
340
350
360
360
360
350
340
340

4.6
4.7
4.5
3.9
3.2
2.5
2.0
1.7
1.9
2.4
3.2
4.1
4.7
5.0
4.8
4.3
3.6
2.8
2.1
1.7
1.7
2.1
2.8
3.7

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

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
90
95
95
90
70
70
55

0.8
0.1
1.8
1.7
1.5
0.7
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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

100
100
90
90
90
85
65
55
45
35
25
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
15
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1006
1006
1006
1006
1007
1008
1009
1009
1010
1011
1012
1013
1014
1015
1016
1017
1017
1018
1019
1020
1020
1020
1021
1020

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1

13 56
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
9 49
9 48
9 48
9 47
8 47
9 48
10 50
11 52
12 53
12 54

7 45
6 44
6 42
6 44
7 45
9 47
9 48
9 48
9 47
9 48
8 47
8 46
8 46
8 46
7 45
7 45
8 46
8 46
8 46
9 48
10 51
12 53
13 55
13 55

28 51 7 14 32
32 60 7 17 37
31 57 7 16 35
29 53 7 15 33
25 46 6 13 29
18 33 5 9 21
15 27 4 8 17
15 28 4 8 17
15 27 4 8 17
15 27 4 8 17
14 26 4 7 16
15 27 4 8 17
15 27 4 8 17
14 26 4 7 16
14 26 4 7 16
13 25 4 7 16
9 17 3 5 11
6 12 3 3 7
8 14 3 4 9
7 13 3 4 8
5 9 2 3 6
5 10 2 3 6
5 10 2 3 6
4 8 2 2 5

2.1
2.2
2.3
2.3
2.3
2.2
2.1
2
1.9
1.8
1.7
1.7
1.7
1.6
1.6
1.7
1.7
1.7
1.6
1.6
1.5
1.5
1.4
1.4

Forecasts established in local time
Last updated 2h ago | Next update in 1h
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 Le Mendu :
Warning moderate gale offshore.

The reliability of the situation is assessed at 90%.

Overcast skies. Light rain. In the evening, overcast skies.
Showers. S force 6 in the middle of the day turning SW force 5 in the evening. Gusts reaching 42 knots in the middle of the day. Moderate sea becoming slight in the evening. Low, long swell from W. Excellent visibility.

Tides at La Trinité-sur-Mer

63

High tide 03h32 4.84m

Low tide 09h53 1.78m

65

High tide 15h53 4.71m

Low tide 22h10 1.71m

www.shom.fr - © SHOM 2025

Consult the tides for December

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Thu

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

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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 board sports area Le Mendu

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at La Trinité-sur-Mer

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