Weather Port Melin - Detailed bulletin - Free 15-day Marine forecasts

Groix FRALongitude : -3°28’,398 W Latitude : 47°38’,964 N Altitude : 1m

Thu

21

-

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

Fri

22

-

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

Sat

23

-

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

Sun

24

-

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

Mon

25

-

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

Tue

26

-

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

Wed

27

-

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

Thu

28

-

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

Fri

29

-

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

Sat

30

-

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

Sun

31

-

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

Mon

01

-

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

Tue

02

-

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

Wed

03

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

Thu

04

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

BULLETIN

(established in local time)

Reliability 90%

No gale warning.

Thursday 21 august

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

20

15

10

5

0

40

30

20

10

0

10

5

0

20

15

10

5

0

10

5

0

1

0.5

0

3

0

30

20

10

0

90

80

70

60

50

Fri 22

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

30° NE NNE
15° N NNE
15° N NNE
15° N NNE
20° N NNE
25° NE NNE
25° NE NNE
30° NE NNE
35° NE NE
40° NE NE
45° NE NE
55° NE NE
70° E ENE
85° E E
145° SE SE
220° SW SW
270° W W
275° W W
280° W WNW
285° W WNW
285° W WNW
285° W WNW
295° NW WNW
340° N NNW

11 20 6 12 4
9 16 4 10 3
9 17 5 11 3
9 17 5 11 3
10 18 5 11 3
9 17 5 11 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
9 16 4 10 3
8 15 4 9 3
6 11 3 7 2
3 6 2 4 2
2 4 1 2 1
3 5 1 3 1
5 10 3 6 2
9 16 4 10 3
10 19 5 12 3
11 20 6 12 4
11 21 6 13 4
10 19 5 12 3
10 19 5 12 3
6 12 3 7 3

16 29 8 18 5
13 25 7 16 4
13 24 7 15 4
13 24 7 15 4
13 25 7 16 4
13 24 7 15 4
13 24 7 15 4
12 23 6 14 4
12 23 6 14 4
13 24 7 15 4
13 24 7 15 4
13 24 7 15 4
11 21 6 13 4
10 19 5 12 3
9 17 5 11 3
10 19 5 12 3
10 19 5 12 3
11 21 6 13 4
13 25 7 16 4
15 28 8 17 -
16 30 8 19 5
16 29 8 18 5
16 30 8 19 5
12 23 6 14 4

0.3
0.3
0.3
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5

0.7
0.7
0.7
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.9
0.9
0.9
0.9
1
1
1
1
1.1
1.1
1.1
1.1
1.1
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
0
0
0
0
0.1
0.2
0.3
0.3
0.3
0.2
0.1

285° W WNW
285° W WNW
280° W WNW
280° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
275° W W
280° W W
280° W W
280° W W
275° W W
275° W W
275° W W
275° W W
260° W W
260° W W
260° W W
265° W W
265° W W
280° W WNW

0.3
0.3
0.3
0.3
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.4
0.5
0.5

10
11
11
11
12
12
12
12
11
11
11
11
11
10
11
11
11
10
11
10
10
9
9
9

190
190
200
210
210
220
220
220
210
200
200
190
190
190
190
190
180
170
160
160
150
150
140
130

1.6
2.2
3.0
3.9
4.5
4.7
4.5
3.9
3.1
2.2
1.6
1.3
1.5
2.2
3.0
4.0
4.7
5.0
4.9
4.4
3.5
2.5
1.6
1.1

19 65
19 65
18 65
18 65
18 65
18 65
18 64
18 64
18 64
18 64
18 64
18 64
18 65
18 65
18 65
19 65
19 65
19 66
19 66
19 66
19 66
19 66
19 66
19 66

35
40
85
85
85
85
85
65
80
70
80
70
30
30
35
40
30
20
15
15
70
40
55
55

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
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1022
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1021

0
0
0
0
0
0
0
0
0
0
1
2
4
6
6
6
5
3
2
1
0
0
0
0

16 60
14 57
14 57
14 57
14 57
14 57
14 57
14 56
14 57
16 60
17 63
19 66
20 68
21 69
21 71
22 71
22 71
21 71
21 70
21 69
20 68
19 66
18 64
17 63

12 53
11 51
11 51
11 51
11 51
11 51
11 51
10 51
11 52
13 56
16 61
19 66
23 73
28 82
29 84
29 84
27 81
26 79
24 76
23 73
20 68
15 59
14 57
15 59

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

Expert opinion

For Port Melin :
No gale warning.

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

In the evening, lots of good clear periods.
No precipitation. NE wind force 4. Gusts reaching 18 knots in the evening. Smooth sea. Low, fairly long swell from W. Excellent visibility.

Tides at Port-Tudy

67

High tide 04h22 4.52m

Low tide 10h14 1.58m

73

High tide 16h37 4.85m

Low tide 22h49 1.27m

www.shom.fr - © SHOM 2025

Consult the tides for August

Thu

21

-

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

Fri

22

-

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

Sat

23

-

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

Sun

24

-

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

Mon

25

-

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

Tue

26

-

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

Wed

27

-

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

Thu

28

-

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

Fri

29

-

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

Sat

30

-

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

Sun

31

-

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

Mon

01

-

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

Tue

02

-

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

Wed

03

-

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

Thu

04

-

- 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 Melin

BULLETIN

Wind

Waves

Weather

Temperature

Expert opinion

Tides at Port-Tudy