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

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Sun

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Mon

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Tue

05

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Wed

06

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Thu

07

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Fri

08

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Sat

09

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Sun

10

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Mon

11

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Tue

12

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Wed

13

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Thu

14

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Fri

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Sat

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BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Saturday 2 august

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)

30

20

10

0

40

30

20

10

0

15

10

5

0

30

20

10

0

10

5

0

1

0.5

0

3

0

25

20

15

10

80

70

60

50

Sun 3

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

145° SE SE
220° SW SW
330° NW NNW
335° NW NNW
340° N NNW
345° N NNW
355° N N
0° N N
5° N N
5° N N
15° N NNE
5° N N
0° N N
25° NE NNE
5° N N
45° NE NE
310° NW NW
295° NW WNW
285° W WNW
275° W W
275° W W
275° W W
275° W W
275° W W

10 18 5 11 3
11 20 6 12 4
13 25 7 16 4
12 23 6 14 4
10 19 5 12 3
8 15 4 9 3
6 12 3 7 3
5 10 3 6 2
4 8 2 5 2
4 7 2 4 2
2 4 1 2 1
3 5 1 3 1
3 5 1 3 1
2 3 1 2 1
2 3 1 2 1
1 1 0 1 1
1 2 1 1 1
4 7 2 4 2
5 9 3 6 2
6 12 3 7 3
8 14 4 9 3
8 15 4 9 3
9 17 5 11 3
9 17 5 11 3

18 33 9 21 5
19 35 10 22 5
21 39 11 24 6
21 38 11 24 5
19 35 10 22 5
16 30 8 19 5
13 25 7 16 4
11 20 6 12 4
9 16 4 10 3
7 13 4 8 3
5 10 3 6 2
4 8 2 5 2
4 8 2 5 2
4 7 2 4 2
4 7 2 4 2
3 6 2 4 2
4 7 2 4 2
6 12 3 7 3
9 16 4 10 3
10 19 5 12 -
12 23 6 14 4
13 25 7 16 4
14 26 7 16 4
15 28 8 17 4

0.7
0.7
0.7
0.6
0.6
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4

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

0.5
0.5
0.4
0.4
0.2
0.1
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.1

270° W W
270° W W
275° W W
275° W W
275° 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
275° 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

0.4
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4

8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
8
7

80
80
80
80
80
90
90
90
100
100
100
100
100
100
100
100
90
90
90
90
90
90
80
80

2.2
2.1
2.3
2.6
3.0
3.4
3.6
3.7
3.5
3.3
2.9
2.5
2.3
2.1
2.2
2.4
2.8
3.2
3.5
3.6
3.6
3.4
3.2
2.8

15 59
15 59
15 59
15 59
15 59
15 58
14 58
14 58
14 58
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 57
14 58
14 58
15 58
15 58
15 58

45
25
10
5
0
0
0
5
5
10
25
35
35
50
45
10
10
50
50
40
25
25
20
20

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

>20
>20
>20
>20
>20
>20
>20
>20
>20
15
10
10
5
5
5
10
15
>20
>20
>20
>20
>20
>20
>20

1020
1020
1020
1020
1021
1022
1022
1022
1022
1023
1023
1022
1022
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024

4
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
5
7
7
7
6

22 71
21 69
20 67
19 66
18 64
17 62
16 60
15 59
14 58
14 57
14 57
14 56
13 56
14 56
14 57
14 58
16 61
17 63
18 65
18 65
19 66
19 66
19 67
19 67

22 72
23 73
19 65
17 63
15 59
14 57
13 56
13 55
13 55
13 55
13 55
13 55
12 54
13 55
13 55
15 58
17 63
19 66
20 67
21 69
21 70
21 69
20 69
21 70

15 27 4 8 17
15 28 4 8 17
18 33 5 9 21
16 30 5 8 19
15 28 4 8 17
13 25 4 7 16
12 23 4 6 14
10 18 3 5 11
8 14 3 4 9
6 11 2 3 7
5 10 2 3 6
5 9 2 3 6
4 8 2 2 5
3 6 2 2 4
3 6 2 2 4
1 2 1 1 1
2 4 1 1 2
3 6 2 2 4
4 7 2 2 4
4 8 2 2 5
5 9 2 3 6
6 12 3 3 7
7 13 3 4 8
8 14 3 4 9

0.9
0.9
0.9
0.8
0.8
0.7
0.7
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5

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

Expert opinion

A northeasterly and moderate flow prevails over the South of the basin. Over the North-West, it is southwesterly, strong and mostly variable. Over the North-East, it is northwesterly, moderate and mostly variable.

For Plage de Tronoën :
No gale warning.

The reliability of the situation is assessed at 90%.

Lots of good clear periods. No precipitation. In the evening, relatively cloudless skies clearing.
NNW wind force 4 from the middle of the day. Gusts reaching 21 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, fairly long swell from W. Excellent visibility.

Tides at Saint-Guenole

37

Low tide 05h08 1.97m

High tide 11h05 3.74m

33

Low tide 17h41 2.13m

High tide 23h49 3.68m

www.shom.fr - © SHOM 2025

Consult the tides for August

Sat

02

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Sun

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05

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Wed

06

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Thu

07

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Fri

08

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Sat

09

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Sun

10

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Mon

11

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Tue

12

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Wed

13

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Thu

14

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Fri

15

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Sat

16

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* +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