Weather Lostmarc'h - Detailed bulletin - Free 15-day Marine forecasts

Crozon FRALongitude : -4°33’,3672 W Latitude : 48°12’,624 N Altitude : 0m

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

Fri

05

-

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

Sat

06

-

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

Sun

07

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

Mon

08

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

BULLETIN

(established in local time)

Reliability 95%

No gale warning.

Monday 25 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

Offshore

Offshore wind

Offshore sea (m)

20

15

10

5

0

40

30

20

10

0

10

5

0

20

15

10

5

10

5

0

5

0

3

0

30

25

20

15

10

90

80

70

60

50

Tue 26

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

100° E E
125° SE SE
130° SE SE
135° SE SE
145° SE SE
160° S SSE
195° S SSW
215° SW SW
230° SW SW
240° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
245° SW WSW
235° SW SW
230° SW SW
215° SW SW
205° SW SSW
210° SW SSW
210° SW SSW
210° SW SSW
215° SW SSW
230° SW SW

5 9 3 6 2
6 11 3 7 2
7 13 4 8 3
6 12 3 7 3
6 12 3 7 3
6 11 3 7 2
5 10 3 6 2
6 12 3 7 3
8 14 4 9 3
7 13 4 8 3
8 14 4 9 3
7 13 4 8 3
6 12 3 7 3
6 11 3 7 2
5 9 3 6 2
4 8 2 5 2
4 8 2 5 2
5 9 3 6 2
6 11 3 7 2
8 14 4 9 3
8 15 4 9 3
9 17 5 11 3
10 18 5 11 3
9 17 5 11 3

7 13 4 8 3
9 16 4 10 3
10 18 5 11 -
9 17 5 11 -
11 20 6 12 4
10 19 5 12 3
10 18 5 11 3
11 20 6 12 4
12 22 6 14 4
12 23 6 14 4
13 24 7 15 4
12 23 6 14 4
11 21 6 13 4
10 19 5 12 3
9 17 5 11 3
8 15 4 9 3
8 14 4 9 3
8 14 4 9 3
9 17 5 11 3
11 20 6 12 4
11 21 6 13 4
13 25 7 16 4
14 26 7 16 4
16 30 8 19 5

0.9
0.9
1
1
0.9
0.8
0.7
0.8
0.9
1
1
1.1
1.3
1.4
1.6
1.6
1.4
1.3
1.4
1.5
1.7
2
2.3
2.5

1.7
1.8
1.8
1.9
1.8
1.5
1.5
1.6
1.8
1.8
1.9
2.1
2.3
2.6
2.9
2.9
2.6
2.4
2.6
2.7
3.2
3.6
4.1
4.5

0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0
0
0
0
0.1
0.2
0.2
0.2
0.2
1
0.2

260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
265° W W
265° W W
265° W W
265° W W
265° W W
260° W W
260° W W
260° W W
260° W W
260° W W
260° W W
265° W W
265° W W
265° W W
265° W W
255° W WSW
265° W W

0.9
0.9
1.0
1.0
0.9
0.8
0.7
0.8
0.9
1.0
1.0
1.1
1.3
1.4
1.6
1.6
1.4
1.3
1.4
1.5
1.7
2.0
1.8
2.5

13
13
12
12
12
12
11
11
11
11
10
10
16
16
16
17
17
17
16
16
16
16
16
15

300
280
260
250
240
240
230
220
200
200
500
460
460
460
460
460
460
450
450
450
440
440
430
380

6.1
6.4
6.1
5.2
3.9
2.6
1.6
1.2
1.5
2.4
3.7
5.1
6.1
6.6
6.4
5.6
4.4
3.0
1.9
1.3
1.3
2.0
3.1
4.5

18 64
18 64
18 64
18 64
18 64
18 64
18 64
18 64
18 64
18 64
18 65
18 65
18 65
18 65
18 65
18 65
18 65
18 64
18 64
18 64
18 64
18 64
18 64
18 64

0
0
0
0
0
0
0
0
0
0
0
0
15
30
15
0
70
70
60
80
90
95
100
100

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
15
10
5
5
5
5
5
10
>20
>20
>20

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1013
1012
1012
1012
1012
1011
1011
1010

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

18 64
15 58
17 63
19 66
20 68
21 70
22 71
22 71
21 71
21 70
21 69
20 68
20 68
19 67
18 65
18 64
17 63
17 63
18 64
18 64
18 65
18 65
18 65
18 65

16 62
12 54
15 59
18 64
23 74
26 79
28 82
29 83
28 83
28 83
27 81
26 79
22 71
20 67
18 64
16 61
16 60
15 60
15 60
15 59
15 59
15 59
15 59
15 59

4 8 2 2 5
6 12 3 3 7
6 12 3 3 7
8 14 3 4 9
8 14 3 4 9
7 13 3 4 8
5 10 2 3 6
5 9 2 3 6
4 8 2 2 5
4 8 2 2 5
4 8 2 2 5
4 8 2 2 5
4 8 2 2 5
4 8 2 2 5
5 9 2 3 6
5 9 2 3 6
5 10 2 3 6
6 11 2 3 7
7 13 3 4 8
8 15 3 4 9
9 16 3 4 10
10 19 3 5 12
11 20 4 6 12
11 20 4 6 12

0.9
1
1
1
1
1
1
1
1.1
1.1
1.1
1.2
1.3
1.4
1.6
1.8
2
2.2
2.4
2.6
2.8
3.1
3.3
3

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

Expert opinion

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

For Lostmarc"h :
No gale warning.

The reliability of the situation is assessed at 95%.

Warm sun all day. In the evening, clear spells, risk of mist forming.
No precipitation. SE force 3 turning SW in the middle of the day then WSW. Gusts reaching 13 knots in the middle of the day. Slight sea becoming moderate in the evening. Low, fairly long swell from W then moderate, long swell in the evening. Excellent visibility becoming excellent in the middle of the day then poor.

Tides at Morgat

92

Low tide 00h56 1.09m

High tide 06h59 6.44m

91

Low tide 13h05 1.22m

High tide 19h14 6.64m

www.shom.fr - © SHOM 2025

Consult the tides for August

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

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- 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

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

Fri

05

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

Sat

06

-

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

Sun

07

-

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

Mon

08

-

- 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 board sports area Lostmarc'h

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Morgat