Weather Port Saint-Nicolas - Detailed bulletin - Free 15-day Marine forecasts

Groix FRALongitude : -3°29’,136 W Latitude : 47°37’,926 N Altitude : 8m

Sun

14

-

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

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

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

Fri

19

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- 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

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

Sun

28

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

BULLETIN

(established in local time)

Reliability 85%

Wind alert - Warning moderate gale for West Britanny.

Sunday 14 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

40

30

20

10

0

70

60

50

40

30

20

10

0

20

15

10

5

0

50

40

30

20

10

0

10

5

0

5

0

3

0

20

15

10

5

70

65

60

55

50

45

Mon 15

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

125° SE SE
140° SE SE
160° S SSE
210° SW SSW
240° SW WSW
245° SW WSW
250° W WSW
245° SW WSW
245° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
235° SW SW
235° SW WSW
235° SW SW
240° SW WSW
250° W WSW
255° W WSW
260° W W
260° W W
265° W W
265° W W

9 16 4 10 3
5 10 3 6 2
4 8 2 5 2
6 11 3 7 2
10 19 5 12 3
13 25 7 16 4
17 32 9 20 5
17 31 9 19 5
19 36 10 22 5
21 38 11 24 5
19 36 10 22 5
21 38 11 24 5
21 39 11 24 6
23 42 12 26 6
22 41 11 25 6
24 44 12 27 6
24 44 12 27 6
24 44 12 27 6
24 44 12 27 6
22 41 11 25 6
23 42 12 26 6
23 42 12 26 6
23 43 12 27 6
22 41 11 25 6

14 26 7 16 4
12 22 6 14 4
12 22 6 14 4
11 20 6 12 4
16 30 8 19 5
19 36 10 22 5
23 43 12 27 6
26 48 13 30 6
27 50 14 31 7
29 54 15 34 7
30 55 15 34 7
30 55 15 34 7
31 57 16 35 7
33 61 17 38 7
33 61 17 38 7
35 64 18 40 8
36 67 19 42 8
35 65 18 40 8
36 66 18 41 8
35 64 18 40 8
33 61 17 38 7
32 60 17 37 7
32 60 17 37 7
32 59 16 37 7

1
1.2
1.2
1.3
1.4
1.6
1.6
1.6
1.6
1.6
1.6
1.7
1.8
1.7
1.8
2
2
2.1
2.1
2.2
2.1
2
2
2

1.9
2.3
2.2
2.4
2.6
2.8
2.9
3
3
2.9
3
3.1
3.2
3.1
3.2
3.7
3.6
3.8
3.8
3.9
3.8
3.7
3.7
3.7

0.1
0.1
0.3
0.5
0.7
1.1
1.1
1.4
1.4
1.3
1.3
1.4
1.6
1.5
1.8
2
2
2.1
2.1
2.1
2.1
2
1.7
1.7

235° SW WSW
235° SW SW
250° W WSW
235° SW SW
230° SW SW
205° SW SSW
210° SW SSW
245° SW WSW
245° SW WSW
270° W W
270° W W
270° W W
270° W W
270° W W
270° W W
265° W W
275° W W
270° W W
240° SW WSW
245° SW WSW
250° W WSW
250° W WSW
275° W W
275° W W

1.0
1.1
1.1
1.0
1.0
1.0
1.0
0.7
0.6
0.8
0.9
0.9
0.7
0.7
0.1
0.2
0.2
0.2
0.3
0.2
0.3
0.3
0.8
0.8

7
8
8
7
7
7
7
7
7
7
7
7
7
7
8
8
8
8
8
7
8
8
8
9

100
100
100
100
110
100
100
90
90
90
90
90
90
90
90
90
100
100
110
110
110
120
120
120

2.0
2.5
3.2
3.8
4.3
4.4
4.2
3.8
3.2
2.7
2.2
1.9
1.9
2.2
2.6
3.2
3.7
4.0
4.1
3.9
3.6
3.1
2.6
2.2

17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63
17 63

0
0
100
100
100
95
95
100
95
100
100
95
95
90
95
95
95
100
100
90
80
85
75
85

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
0
0
0
20
20
20
20
20
20
20
0
0
0
0
0
0
25
25
25
0
0
0
0

15
3
2
0.8
10
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1012
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015

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

17 62
17 62
17 63
17 63
18 64
18 64
18 65
18 65
19 65
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 65
19 65
18 65
18 64
17 63
17 63
17 63

14 57
15 59
15 59
15 59
14 57
13 56
14 57
14 56
14 58
13 56
14 56
14 57
14 58
14 57
13 55
12 53
12 53
11 53
11 52
11 52
11 51
10 51
10 50
10 50

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

Expert opinion

For Port Saint-Nicolas :
Warning strong breeze.

We are 85% sure of the situation, because flows might be far more disturbed than forecast.

Fog developing into low cloud during the morning, very cloudy skies to overcast in the afternoon. The risk of seeing rain will remain low. In the evening, very cloudy skies to overcast.
Chance of light rain. SW force 5 in the morning becoming WSW force 6 in the middle of the day. Gusts reaching 36 knots in the evening. Moderate sea. Low, short swell from SSW. Visibility reduced by fog becoming excellent in the middle of the day.

Tides at Port-Tudy

58

Low tide 03h55 1.74m

High tide 09h48 4.39m

49

Low tide 16h31 1.88m

High tide 22h48 4.12m

www.shom.fr - © SHOM 2025

Consult the tides for September

Sun

14

-

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

Mon

15

-

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

Tue

16

-

- 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

-

- 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

* +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 anchorage Port Saint-Nicolas

BULLETIN

Wind

Waves

Weather

Temperature

Expert opinion

Tides at Port-Tudy