Weather forecast Port Saint-Nicolas - Live bulletin - Free 15-day Marine forecasts

Groix FRALon : -3°29’,136 W Lat : 47°37’,926 N Alt : 8m

Weather Risk Briefing

Mon

20

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

Tue

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

Wed

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Thu

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Fri

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Sat

25

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

Sun

26

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

Mon

27

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

Tue

28

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

Wed

29

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

Thu

30

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

Fri

31

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Sat

01

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Sun

02

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Mon

03

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BULLETIN

Reliability 80%

No gale warning.

Marine wind risk

Monday 20 jul

METEO CONSULT Run : 20/07 19Z Mesh : 4km Updated, 25min 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

30

25

20

15

50

45

40

35

30

15

10

5

30

25

20

15

6.5

6

5.5

5

0.5

0

3

0

25

20

15

10

70

65

60

55

50

                    15
                    22h15
                
                    20
                    22h20
                
                    25
                    22h25
                
                    30
                    22h30
                
                    35
                    22h35
                
                    40
                    22h40
                
                    45
                    22h45
                
                    50
                    22h50
                
                    55
                    22h55
                
                    23h00
                    23h00
                
                    05
                    23h05
                
                    10
                    23h10
                
                    15
                    23h15
                
                    20
                    23h20
                
                    25
                    23h25
                
                    30
                    23h30
                
                    35
                    23h35
                
                    40
                    23h40
                
                    45
                    23h45
                
                    50
                    23h50
                
                    55
                    23h55
                
                    00h00
                    00h00
                
                    05
                    00h05
                
                    10
                    00h10
                
                        Run : 20/07 19Z
                Mesh : 4km
                Updated, 25min ago
                Update imminent

15 22h15
20 22h20
25 22h25
30 22h30
35 22h35
40 22h40
45 22h45
50 22h50
55 22h55
23h00 23h00
05 23h05
10 23h10
15 23h15
20 23h20
25 23h25
30 23h30
35 23h35
40 23h40
45 23h45
50 23h50
55 23h55
00h00 00h00
05 00h05
10 00h10

40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE
40° NE NE

20 37 10 23 5
20 37 10 23 5
20 37 10 23 5
20 37 10 23 5
19 36 10 22 5
19 36 10 22 5
19 36 10 22 5
19 36 10 22 5
19 35 10 22 5
19 35 10 22 5
19 35 10 22 5
19 35 10 22 5
18 34 9 21 5
18 34 9 21 5
18 34 9 21 5
18 33 9 21 5
18 33 9 21 5
18 33 9 21 5
18 33 9 21 5
17 32 9 20 5
17 32 9 20 5
17 32 9 20 5
17 32 9 20 5
17 31 9 19 5

25 47 13 29 6
25 46 13 29 6
25 46 13 29 6
25 46 13 29 6
25 46 13 29 6
25 46 13 29 6
25 46 13 29 6
25 46 13 29 6
25 46 13 29 6
24 45 13 28 6
24 45 13 28 6
24 45 13 28 6
24 45 13 28 6
24 45 13 28 6
24 45 13 28 6
24 45 13 28 6
24 45 13 28 6
24 45 13 28 6
24 44 12 27 6
24 44 12 27 6
24 44 12 27 6
24 44 12 27 6
24 44 12 27 6
24 44 12 27 6

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
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4

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

20 68
20 68
20 68
20 68
20 67
20 67
20 67
20 67
19 67
19 67
19 67
19 66
19 66
19 66
19 66
19 66
19 66
19 65
19 65
18 65
18 65
18 65
18 65
18 64

16 60
16 60
14 56
14 56
13 56
13 56
13 56
13 56
13 56
13 56
13 56
13 56
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
13 55
12 54

Forecasts established in local time
Caption Glossary

Expert opinion

Bulletin météo de la zone côtière de Loctudy à Lorient

Weather Risk Briefing

For Port Saint-Nicolas :
No gale warning.

We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.

In the evening, clear skies.
NE wind force 6. Smooth to slight sea. Low, fairly long swell from SW. Excellent visibility.

semaphore stations

Station Ile De Groix located 3 km from Port Saint-Nicolas

	WIND			WEATHER
Local time	Dir. (°)	Speed (nd)	Gust (nd)	Temp. (°C)	Pressure (hPa)	Visibility (M)
22h	30	40	50	19.6	-	0
21h	30	40	53	21.3	-	0
20h	30	41	54	22.9	-	11

Nearby signal stations

Météo France - RADOME

Signal station weather

Tides at Port-Tudy

69

Low tide 03h47 1.38m

High tide 09h36 4.45m

63

Low tide 16h02 1.59m

High tide 21h54 4.49m

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

Consult the tides for July

Go further

Mon

20

-

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

Tue

21

-

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

Wed

22

-

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

Thu

23

-

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

Fri

24

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

Sat

25

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

Sun

26

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

Mon

27

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

Tue

28

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

Wed

29

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

Thu

30

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

Fri

31

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

Sat

01

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

Sun

02

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

Mon

03

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

Weather anchorage Port Saint-Nicolas

BULLETIN

Wind

Waves

Weather

Temperature

Expert opinion

semaphore stations

Tides at Port-Tudy

Go further