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

Ile-aux-Moines FRALongitude : -2°51’,498 W Latitude : 47°36’,198 N Altitude : 0m

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

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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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Wed

24

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Thu

25

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

Fri

26

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Sat

27

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

Sun

28

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Mon

29

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

Tue

30

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Wed

01

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Thu

02

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BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Thursday 18 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)

15

10

5

0

25

20

15

10

5

0

10

5

0

15

10

5

0

5

0

0.5

0

3

0

25

20

15

10

80

70

60

50

Fri 19

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

225° SW SW
225° SW SW
220° SW SW
220° SW SW
220° SW SW
215° SW SW
200° S SSW
175° S S
170° S S
165° S SSE
165° S SSE
170° S SSE
170° S S
180° S S
180° S S
180° S S
170° S S
155° SE SSE
125° SE ESE
100° E E
75° E ENE
55° NE NE
60° NE ENE
60° NE ENE

5 9 3 6 2
5 9 3 6 2
5 10 3 6 2
5 9 3 6 2
5 9 3 6 2
4 7 2 4 2
4 7 2 4 2
4 7 2 4 2
5 9 3 6 2
6 11 3 7 2
6 12 3 7 3
6 12 3 7 3
7 13 4 8 3
7 13 4 8 3
6 11 3 7 2
5 10 3 6 2
4 7 2 4 2
3 5 1 3 1
2 4 1 2 1
3 5 1 3 1
3 6 2 4 2
3 5 1 3 1
3 6 2 4 2
3 6 2 4 2

8 14 4 9 3
8 14 4 9 3
8 15 4 9 3
9 16 4 10 3
8 15 4 9 3
7 13 4 8 3
6 12 3 7 3
7 13 4 8 3
8 15 4 9 3
9 17 5 11 3
10 19 5 12 -
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4
10 19 5 12 3
9 17 5 11 3
7 13 4 8 3
6 11 3 7 2
5 9 3 6 2
5 9 3 6 -
5 9 3 6 2
5 9 3 6 -
6 11 3 7 -

0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3

0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6

0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0

245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW

0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3

9
9
10
10
10
10
10
10
10
10
10
10
10
10
10
9
10
10
10
10
9
9
9
9

70
70
80
80
80
80
80
80
80
80
80
80
80
70
80
80
80
80
80
80
80
80
80
70

1.4
1.9
2.2
2.4
2.3
2.1
1.6
1.1
0.7
0.5
0.6
0.9
1.4
1.9
2.4
2.7
2.7
2.5
2.0
1.4
0.9
0.5
0.4
0.5

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
19 65
19 65
19 66
19 66
19 66
19 66
19 66
19 66
19 66
19 65
19 65

85
80
85
85
85
85
85
85
85
90
90
90
80
55
50
35
5
5
5
5
5
5
5
5

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

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

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

0
0
0
0
0
0
0
0
0
1
1
2
3
4
3
2
1
0
0
0
0
0
0
0

16 61
16 61
17 62
17 62
16 62
16 61
16 61
17 63
18 64
19 65
19 66
19 67
20 67
20 68
20 68
20 68
20 68
19 66
18 64
17 62
16 61
15 60
15 59
14 57

14 58
15 58
15 58
15 58
15 58
15 59
15 59
16 61
17 63
19 66
20 67
21 69
21 70
22 71
22 71
24 75
21 70
19 67
17 63
16 60
15 58
14 57
14 57
13 55

8 14 3 4 9
8 14 3 4 9
8 14 3 4 9
8 14 3 4 9
7 13 3 4 8
6 11 2 3 7
6 11 2 3 7
6 12 3 3 7
8 14 3 4 9
8 15 3 4 9
8 15 3 4 9
9 16 3 4 10
8 15 3 4 9
8 14 3 4 9
8 14 3 4 9
6 11 2 3 7
4 7 2 2 4
4 8 2 2 5
5 9 2 3 6
5 10 2 3 6
5 9 2 3 6
4 7 2 2 4
3 6 2 2 4
4 7 2 2 4

0.7
0.7
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.8
0.7
0.7
0.7
0.7
0.6
0.6
0.6

Forecasts established for the approach to the port, up to 1 mile from the coast, in local time
Last updated 1h ago | Next update in 2h
Caption

Expert opinion

A southwesterly, strong and mostly variable flow prevails over the whole area.

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

We are 90% sure of the situation, because the clear patches could move in later than forecast.

Very cloudy. But clear spells will become more and more widespread. No precipitation. In the evening, skies gradually hazing over.
No precipitation. S force 2 becoming force 3 in the middle of the day then ESE force 2. Gusts reaching 11 knots in the middle of the day. Smooth to slight sea becoming smooth in the evening. Low, fairly long swell from WSW. Poor visibility becoming excellent in the middle of the day then good.

Tides at Arradon

54

High tide 05h19 2.41m

Low tide 11h18 0.52m

61

High tide 17h41 2.72m

Low tide 23h54 0.35m

www.shom.fr - © SHOM 2025

Consult the tides for September

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

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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

-

- 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

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

Tue

30

-

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

Wed

01

-

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

Thu

02

-

- 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 port L'Île aux Moines - Port-Blanc

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Arradon