Weather forecast L'Île aux Moines - Port-Blanc - Live bulletin - Free 15-day Marine forecasts

Ile-aux-Moines FRALon : -2°51’,498 W Lat : 47°36’,198 N Alt : 0m

Weather Risk Briefing

Thu

03

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

Fri

04

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Sat

05

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Sun

06

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Mon

07

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Tue

08

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Wed

09

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Thu

10

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Fri

11

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Sat

12

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Sun

13

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Mon

14

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Tue

15

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Wed

16

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Thu

17

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BULLETIN

Reliability 75%

No gale warning.

No weather risk at the spot

Thursday 3 sep

METEO CONSULT Run : 2/09 15Z Mesh : 1km Updated, 3h ago Update in 19min

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

20

15

10

5

30

25

20

15

10

5

0

20

15

10

5

4.5

4

3.5

3

0.5

0

3

0

20

15

70

65

60

                    10
                    00h10
                
                    15
                    00h15
                
                    20
                    00h20
                
                    25
                    00h25
                
                    30
                    00h30
                
                    35
                    00h35
                
                    40
                    00h40
                
                    45
                    00h45
                
                    50
                    00h50
                
                    55
                    00h55
                
                    01h00
                    01h00
                
                    05
                    01h05
                
                    10
                    01h10
                
                    15
                    01h15
                
                    20
                    01h20
                
                    25
                    01h25
                
                    30
                    01h30
                
                    35
                    01h35
                
                    40
                    01h40
                
                    45
                    01h45
                
                    50
                    01h50
                
                    55
                    01h55
                
                    02h00
                    02h00
                
                    05
                    02h05
                
                        Run : 2/09 15Z
                Mesh : 1km
                Updated, 3h ago
                Update in 19min

10 00h10
15 00h15
20 00h20
25 00h25
30 00h30
35 00h35
40 00h40
45 00h45
50 00h50
55 00h55
01h00 01h00
05 01h05
10 01h10
15 01h15
20 01h20
25 01h25
30 01h30
35 01h35
40 01h40
45 01h45
50 01h50
55 01h55
02h00 02h00
05 02h05

250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
250° W WSW
255° W WSW
255° W WSW
255° W WSW
255° W WSW

6 12 3 7 3
6 12 3 7 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
7 13 4 8 3
8 14 4 9 3
8 14 4 9 3
8 14 4 9 3
8 14 4 9 3
8 14 4 9 3

13 25 7 16 4
13 25 7 16 4
13 25 7 16 4
13 25 7 16 4
13 25 7 16 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
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
14 26 7 16 4
15 27 8 17 4
15 27 8 17 4
15 27 8 17 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

0.2
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

19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67
19 67

17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62
17 62

Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Caption Glossary

Expert opinion

Bulletin météo de la zone côtière de Lorient à St Nazaire

Weather Risk Briefing

A southwesterly, moderate and very variable flow prevails over the whole area.

For L"Île aux Moines - Port-Blanc :
No gale warning.

We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.

Skies changeable to very cloudy. Possibility of showers late in the morning, possibility of showers in the afternoon. In the evening, good clear periods but cloud building.
Chance of light rain. WSW wind force 3 continuing all day. Gusts reaching 17 knots in the middle of the day. Smooth sea. Low, short swell from WSW. Poor visibility becoming excellent in the middle of the day then poor.

semaphore stations

Station Vannes-Sene located 11 km from L'Île aux Moines - Port-Blanc

	WIND			WEATHER
Local time	Dir. (°)	Speed (nd)	Gust (nd)	Temp. (°C)	Pressure (hPa)	Visibility (M)
00h	250	8	21	19.9	-	0
23h	250	8	19	19.7	-	0
22h	250	6	19	19.3	-	0

Nearby signal stations

Météo France - RADOME

Signal station weather

Tides at Arradon

69

Low tide 05h13 0.31m

High tide 11h17 2.62m

62

Low tide 17h36 0.37m

High tide 23h44 2.54m

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

Consult the tides for September

Go further

Thu

03

-

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

Fri

04

-

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

Sat

05

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

Sun

06

-

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

Mon

07

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

Tue

08

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

Wed

09

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

Thu

10

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

Fri

11

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

Sat

12

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

Sun

13

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

Mon

14

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

Tue

15

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

Wed

16

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

Thu

17

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

Weather port L'Île aux Moines - Port-Blanc

BULLETIN

Wind

Waves

Weather

Temperature

Expert opinion

semaphore stations

Tides at Arradon

Go further