Weather Plage de Gwin-Zegal - Detailed bulletin - Free 15-day Marine forecasts

Tréveneuc (22580)Longitude : -2°53’,724 W Latitude : 48°42’,06 N Altitude : 0m

Mon

15

-

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

Tue

16

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

Wed

17

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

Thu

18

-

- 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

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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

BULLETIN

(established in local time)

Reliability 85%

Wind alert - Warning fresh gale offshore.

Monday 15 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)

40

30

20

10

0

70

60

50

40

30

20

10

20

15

10

5

0

50

40

30

20

10

5

0

1

0.5

3

0

20

15

10

5

70

65

60

55

50

45

Tue 16

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

250° W WSW
255° W WSW
255° W WSW
260° W W
260° W W
265° W W
265° W W
270° W W
270° W W
265° W W
260° W WSW
255° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
245° SW WSW
250° W WSW
255° W WSW
250° W WSW
245° SW WSW
245° SW WSW
250° W WSW

16 29 8 18 5
18 34 9 21 5
18 34 9 21 5
19 35 10 22 5
19 36 10 22 5
21 38 11 24 5
21 38 11 24 5
19 36 10 22 5
17 32 9 20 5
15 28 8 17 4
13 24 7 15 4
11 21 6 13 4
11 20 6 12 4
11 21 6 13 4
11 20 6 12 4
11 21 6 13 4
11 20 6 12 4
10 19 5 12 3
10 19 5 12 3
10 18 5 11 3
10 18 5 11 3
9 16 4 10 3
9 17 5 11 3
9 17 5 11 3

29 53 15 33 7
32 59 16 37 7
32 60 17 37 7
33 61 17 38 7
34 63 18 39 8
35 65 18 40 8
36 66 18 41 8
35 65 18 40 8
33 62 17 39 8
31 58 16 36 7
29 53 15 33 7
25 47 13 29 6
23 43 12 27 6
23 43 12 27 6
23 42 12 26 6
22 41 11 25 6
22 41 11 25 6
21 38 11 24 5
21 38 11 24 5
20 37 10 23 5
19 35 10 22 5
17 32 9 20 5
17 32 9 20 5
17 32 9 20 5

0.8
0.8
0.8
0.8
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.9
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.7
0.7
0.7

1.6
1.6
1.6
1.6
1.7
1.7
1.7
1.7
1.7
1.7
1.7
1.7
1.6
1.6
1.6
1.6
1.6
1.5
1.6
1.5
1.5
1.4
1.4
1.3

0.2
0.2
0.2
0.2
0.2
0.3
0.3
0.3
0.2
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1

180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
180° S S
345° N NNW
345° N NNW
345° N NNW
345° N NNW
345° N NNW
345° N NNW

0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.9
0.9
0.9
0.9
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.7
0.7
0.7

11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
10
10
10
10
10
10

190
200
200
200
210
210
210
210
210
210
210
210
210
210
210
210
210
210
170
170
160
160
160
160

7.5
8.5
8.9
8.7
8.1
7.2
6.2
5.2
4.6
4.4
4.6
5.3
6.3
7.3
8.0
8.3
8.2
7.7
6.9
6.0
5.3
4.8
4.7
5.1

18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 65

0
80
85
85
80
70
65
55
40
65
65
85
85
50
50
80
80
90
95
85
80
95
90
90

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
25
25
20
20
20
20
20
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
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1015
1015
1015
1016
1016
1016
1017
1017
1017
1018
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1022
1022
1023
1023

1
2
2
2
2
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

16 61
17 63
18 64
18 64
18 64
18 65
18 64
17 63
17 62
16 60
15 59
15 58
14 58
14 57
14 57
14 57
14 56
13 56
13 56
13 56
13 56
13 55
13 56
15 58

16 61
15 58
16 60
16 62
16 61
15 59
15 59
14 57
12 54
11 52
11 51
11 51
10 51
10 50
10 50
10 49
10 49
10 49
10 49
10 49
10 49
10 49
11 51
12 54

24 44 6 12 27
26 48 6 13 30
26 48 6 13 30
26 49 6 14 30
28 51 7 14 32
29 53 7 15 33
30 55 7 15 34
29 54 7 15 34
28 52 7 14 32
27 50 7 14 31
25 47 6 13 29
24 45 6 13 28
23 42 6 12 26
23 42 6 12 26
23 42 6 12 26
22 41 6 11 25
22 40 6 11 25
21 39 6 11 24
21 38 5 11 24
20 37 5 10 23
19 36 5 10 22
19 35 5 10 22
18 34 5 9 21
17 32 5 9 20

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

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 Gwin-Zegal :
Warning fresh gale offshore.

We are 85% sure of the situation, because the atmosphere might not be as stable as forecast.

Cloud and sun in the morning, very cloudy in the afternoon. Some light showers in the morning, possibility of a few spots in the afternoon. In the evening, good clear periods but cloud building.
Chance of light rain. WSW wind force 5 continuing all day. Gusts reaching 36 knots in the middle of the day. Slight sea. Low, fairly long swell from S. Excellent visibility.

Tides at Saint-Quay-Portrieux

49

High tide 00h41 9.11m

Low tide 07h17 4.1m

43

High tide 13h06 8.89m

Low tide 20h02 4.35m

www.shom.fr - © SHOM 2025

Consult the tides for September

Mon

15

-

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

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

-

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

Mon

22

-

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

Tue

23

-

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

Wed

24

-

- 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

-

- 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 Gwin-Zegal

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Quay-Portrieux