Weather forecast La Trinité-sur-Mer - Live bulletin - Free 15-day Marine forecasts

La Trinité-sur-Mer FRALon : -3°1’,398 W Lat : 47°35’,202 N Alt : 0m

Weather Risk Briefing

Thu

17

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

Fri

18

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

Sat

19

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

Sun

20

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

Mon

21

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Tue

22

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Wed

23

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Thu

24

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Fri

25

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Sat

26

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

Sun

27

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

Mon

28

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Tue

29

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Wed

30

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Thu

01

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BULLETIN

Reliability 75%

No gale warning.

No weather risk at the spot

Thursday 17 sep

METEO CONSULT Run : 16/09 18Z Mesh : 1km Updated, 4h ago Update imminent

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (m) (m)

legend.title.wave_height

Total sea (m)

legend.title.swell

Swell height (m)

Weather

Rain (mm) (mm)

Precipitation:

Amount of precipitation (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

15

10

5

0

20

15

10

5

10

5

0

15

10

5

0

3.5

3

2.5

2

0.5

0

3

0

15

10

5

60

55

50

45

                    25
                    04h25
                
                    30
                    04h30
                
                    35
                    04h35
                
                    40
                    04h40
                
                    45
                    04h45
                
                    50
                    04h50
                
                    55
                    04h55
                
                    05h00
                    05h00
                
                    05
                    05h05
                
                    10
                    05h10
                
                    15
                    05h15
                
                    20
                    05h20
                
                    25
                    05h25
                
                    30
                    05h30
                
                    35
                    05h35
                
                    40
                    05h40
                
                    45
                    05h45
                
                    50
                    05h50
                
                    55
                    05h55
                
                    06h00
                    06h00
                
                    05
                    06h05
                
                    10
                    06h10
                
                    15
                    06h15
                
                    20
                    06h20
                
                        Run : 16/09 18Z
                Mesh : 1km
                Updated, 4h ago
                Update imminent

25 04h25
30 04h30
35 04h35
40 04h40
45 04h45
50 04h50
55 04h55
05h00 05h00
05 05h05
10 05h10
15 05h15
20 05h20
25 05h25
30 05h30
35 05h35
40 05h40
45 05h45
50 05h50
55 05h55
06h00 06h00
05 06h05
10 06h10
15 06h15
20 06h20

285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
285° W WNW
280° W WNW
280° W WNW
280° W W
280° W W
280° W W
280° W W
280° W W
280° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
270° W W
270° W W

3 6 2 4 2
3 6 2 4 2
3 6 2 4 2
4 7 2 4 2
4 7 2 4 2
4 7 2 4 2
4 7 2 4 2
4 7 2 4 2
4 7 2 4 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
4 8 2 5 2
5 9 3 6 2
5 9 3 6 2
5 9 3 6 2
5 9 3 6 2
5 9 3 6 2
5 9 3 6 2
5 10 3 6 2
5 10 3 6 2
5 10 3 6 2

6 11 3 7 2
6 11 3 7 2
6 11 3 7 2
6 12 3 7 3
6 12 3 7 3
6 12 3 7 3
6 12 3 7 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
8 14 4 9 3
8 14 4 9 3
8 14 4 9 3
8 15 4 9 3
8 15 4 9 3
8 15 4 9 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
9 17 5 11 3
9 17 5 11 3
9 17 5 11 3
10 18 5 11 3

0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2

0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2

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

11 53
12 53
12 53
12 53
12 53
12 53
12 54
12 54
12 54
12 54
12 54
13 55
13 55
13 55
13 55
13 55
13 55
13 56
13 56
13 56
13 56
14 56
14 56
14 57

10 50
10 50
10 50
10 50
10 51
10 51
10 51
11 51
11 51
11 51
11 51
11 51
11 51
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 53
11 53
12 53
12 53

Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption Glossary

Expert opinion

Bulletin météo de la zone côtière de Lorient à St Nazaire

Weather Risk Briefing

A northerly and variable flow prevails over the South and the East of the basin. Over the North-West, it is southwesterly, strong and very variable.

For La Trinité-sur-Mer :
No gale warning.

The reliability of the situation is assessed at 75%.

Changeable skies completely clouding over during the morning, very cloudy skies to overcast in the afternoon. No precipitation in the morning, light showers in the afternoon. In the evening, lots of good clear periods.
Chance of light rain. W force 3 becoming WSW force 4 in the middle of the day then WNW. Gusts reaching 24 knots in the middle of the day. Smooth sea becoming smooth to slight in the middle of the day. Low, short swell from WSW. Good visibility becoming excellent in the middle of the day.

semaphore stations

Station Quiberon-Aerodrome located 14 km from La Trinité-sur-Mer

	WIND			WEATHER
Local time	Dir. (°)	Speed (nd)	Gust (nd)	Temp. (°C)	Pressure (hPa)	Visibility (M)
04h	280	2	6	12.7	1021	0
03h	270	2	4	9.9	1022	0
02h	270	1	5	10.6	1022	0

Nearby signal stations

Météo France - RADOME

Signal station weather

Tides at La Trinité-sur-Mer

56

Low tide 03h22 1.85m

High tide 08h39 4.59m

49

Low tide 15h42 1.97m

High tide 20h51 4.31m

www.shom.fr - © SHOM 2026 - Local times

Consult the tides for September

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Thu

17

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

Fri

18

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

Sat

19

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

Sun

20

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

Mon

21

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

Tue

22

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

Wed

23

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

Thu

24

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

Fri

25

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

Sat

26

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

Sun

27

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

Mon

28

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

Tue

29

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

Wed

30

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

Thu

01

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

Weather port La Trinité-sur-Mer

BULLETIN

Wind

Waves

Weather

Temperature

Expert opinion

semaphore stations

Tides at La Trinité-sur-Mer

Go further