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

Saint-Jean-Trolimon FRALongitude : -4°20’,9118 W Latitude : 47°51’,162 N Altitude : 3m

Tue

16

-

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

Wed

17

-

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

Thu

18

-

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

Fri

19

-

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

Sat

20

-

- 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

-

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

Wed

24

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

Thu

25

-

- 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

-

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

Mon

29

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

Tue

30

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

BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Tuesday 16 september

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

40

30

20

10

15

10

5

0

25

20

15

10

5

10

5

0

5

0

3

0

20

15

10

65

60

55

50

Wed 17

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

275° W W
275° W W
275° W W
275° W W
280° W W
275° W W
275° W W
275° W W
270° W W
265° W W
260° W W
250° W WSW
245° SW WSW
240° SW WSW
230° SW SW
235° SW SW
225° SW SW
215° SW SW
205° SW SSW
200° S SSW
195° S SSW
190° S SSW
195° S SSW
200° S SSW

14 26 7 16 4
13 25 7 16 4
13 24 7 15 4
12 23 6 14 4
12 22 6 14 4
12 22 6 14 4
11 21 6 13 4
10 19 5 12 3
9 17 5 11 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
9 17 5 11 3
8 15 4 9 3
9 16 4 10 3
9 16 4 10 3
8 14 4 9 3
8 14 4 9 3
7 13 4 8 3
7 13 4 8 3
8 14 4 9 3
8 15 4 9 3
9 16 4 10 3
10 18 5 11 3

19 35 10 22 5
19 35 10 22 5
21 39 11 24 6
19 36 10 22 5
19 35 10 22 5
18 34 9 21 5
18 33 9 21 5
17 32 9 20 5
15 28 8 17 4
13 24 7 15 4
13 25 7 16 4
13 25 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
13 25 7 16 4
13 24 7 15 4
13 24 7 15 4
12 22 6 14 4
12 22 6 14 4
12 22 6 14 4
13 25 7 16 4
15 28 8 17 4

2.6
2.5
2.4
2.4
2.4
2.4
2.4
2.3
2.3
2.3
2.2
2.1
2
1.9
1.9
1.8
1.8
1.7
1.7
1.6
1.6
1.6
1.5
1.5

4.7
4.5
4.4
4.3
4.2
4.2
4.2
4.2
4.2
4.1
4
3.8
3.6
3.5
3.3
3.2
3.2
3.1
3.1
3
2.9
2.8
2.8
2.7

0.7
1.3
0.9
0.7
1.2
0.7
0.4
0.3
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.3

260° W WSW
185° S S
250° W WSW
250° W WSW
245° SW WSW
255° W WSW
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
265° W W
265° W W
265° W W
265° W W
265° W W
265° W W

2.5
1.8
2.1
2.2
1.8
2.2
2.3
2.3
2.3
2.3
2.2
2.1
2.0
1.9
1.8
1.8
1.8
1.7
1.7
1.6
1.6
1.5
1.5
1.4

12
12
12
12
12
12
12
12
11
11
11
11
11
11
11
11
11
11
10
10
10
10
10
10

240
240
240
240
230
230
220
220
220
220
220
220
220
210
210
200
200
200
190
190
180
180
170
160

3.6
3.2
2.8
2.4
2.1
2.1
2.3
2.6
3.1
3.5
3.8
4.0
3.9
3.6
3.1
2.6
2.2
1.9
1.9
2.1
2.5
3.0
3.4
3.8

16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61

0
0
90
40
90
75
75
75
90
95
100
90
100
100
100
80
90
65
50
75
60
85
80
35

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
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

1023
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1022
1022
1022
1022
1021

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

16 60
16 60
15 60
15 60
15 60
15 59
15 60
16 60
16 61
17 62
17 62
17 62
17 63
17 62
17 62
17 63
17 62
17 62
16 62
16 61
16 61
16 61
16 61
16 61

11 51
11 51
11 52
11 52
11 52
11 52
11 52
13 55
14 58
15 60
16 61
17 62
17 62
17 62
16 60
15 59
15 59
15 58
14 57
13 56
13 56
13 55
13 55
13 55

16 30 5 8 19
17 32 5 9 20
16 30 5 8 19
16 29 5 8 18
16 29 5 8 18
16 29 5 8 18
15 28 4 8 17
12 23 4 6 14
11 20 4 6 12
10 18 3 5 11
9 17 3 5 11
8 15 3 4 9
9 16 3 4 10
9 16 3 4 10
9 17 3 5 11
9 16 3 4 10
9 16 3 4 10
9 17 3 5 11
10 18 3 5 11
11 20 4 6 12
12 23 4 6 14
13 24 4 7 15
13 24 4 7 15
14 26 4 7 16

3.6
3.5
3.4
3.3
3.3
3.2
3.1
3
2.9
2.8
2.7
2.7
2.6
2.5
2.4
2.3
2.2
2.2
2.1
2
2
1.9
1.9
1.9

Forecasts established in local time
Last updated 1h ago | Next update in 2h
Caption

Expert opinion

A westerly, very strong and mostly variable flow prevails over the whole area.

For Plage de Tronoën :
No gale warning.

We are 90% sure of the situation, because flows might be far more disturbed than forecast.

Very cloudy skies with short clear spells. The risk of seeing rain will remain low. In the evening, good clear periods but lots of cloud, too.
Chance of light rain. W force 4 becoming WSW force 3 in the middle of the day then SSW. Gusts reaching 19 knots in the morning. Moderate sea. Moderate, fairly long swell from WSW. Excellent visibility.

Tides at Saint-Guenole

38

High tide 00h29 3.8m

Low tide 06h39 2.09m

38

High tide 13h10 3.96m

Low tide 19h34 1.91m

www.shom.fr - © SHOM 2025

Consult the tides for September

Tue

16

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

Wed

17

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Thu

18

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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

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

Sat

27

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- 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

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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 beach Plage de Tronoën

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Guenole