Weather Brest - Detailed bulletin - Free 15-day Marine forecasts

Technopole Brest Iroise FRALongitude : -4°33’,2526 W Latitude : 48°21’,342 N Altitude : 0m

Fri

18

-

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

Sat

19

-

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

Sun

20

-

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

Mon

21

-

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

Tue

22

-

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

Wed

23

-

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

Thu

24

-

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

Fri

25

-

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

Sat

26

-

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

Sun

27

-

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

Mon

28

-

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

Tue

29

-

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

Wed

30

-

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

Thu

31

-

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

Fri

01

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

BULLETIN

(established in local time)

Reliability 85%

No gale warning.

Friday 18 july

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

25

20

15

10

5

0

10

5

0

0.5

0

3

0

30

25

20

15

10

90

80

70

60

50

Sat 19

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

250° W WSW
235° SW WSW
275° W W
295° NW WNW
335° NW NNW
340° N NNW
345° N NNW
355° N N
360° N N
0° 0 0
0° N N
345° N NNW
325° NW NW
315° NW NW
300° NW WNW
290° W WNW
285° W WNW
275° W W
260° W W
240° SW WSW
235° SW SW
225° SW SW
220° SW SW
215° SW SW

3 5 1 3 1
4 7 2 4 2
3 6 2 4 2
4 8 2 5 2
8 14 4 9 3
8 15 4 9 3
9 16 4 10 3
9 16 4 10 3
7 13 4 8 3
6 11 3 7 2
5 9 3 6 2
4 7 2 4 2
4 7 2 4 2
3 6 2 4 2
3 6 2 4 2
3 6 2 4 2
3 6 2 4 2
3 6 2 4 2
4 7 2 4 2
4 7 2 4 2
6 11 3 7 2
9 16 4 10 3
9 17 5 11 3
10 19 5 12 3

9 16 4 10 3
10 18 5 11 3
10 18 5 11 3
9 17 5 11 3
13 24 7 15 4
14 26 7 16 4
15 28 8 17 4
15 28 8 17 4
15 27 8 17 4
12 23 6 14 4
11 21 6 13 4
9 17 5 11 3
8 14 4 9 3
8 15 4 9 3
6 12 3 7 3
6 11 3 7 -
6 12 3 7 3
6 12 3 7 3
6 12 3 7 3
6 12 3 7 3
10 19 5 12 3
15 27 8 17 4
16 30 8 19 5
18 34 9 21 5

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
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1

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
0.1
0.1

215° SW SW
215° SW SW
215° SW SW
215° SW SSW
210° SW SSW
210° SW SSW
210° SW SSW
210° SW SSW
210° SW SSW
215° SW SSW
215° SW SSW
215° SW SW
215° SW SSW
215° SW SSW
215° SW SSW
215° SW SSW
210° SW SSW
210° SW SSW
210° SW SSW
210° SW SSW
210° SW SSW
210° SW SSW
215° SW SSW
210° SW SSW

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
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

45
45
45
45
45
45
45
40
45
45
45
45
45
45
45
45
45
45
45
45
40
40
45
20

5.2
4.4
3.6
2.8
2.3
2.3
2.7
3.5
4.4
5.3
5.8
5.9
5.6
4.9
4.0
3.2
2.5
2.2
2.4
3.0
3.8
4.7
5.4
5.7

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

100
95
90
90
100
100
95
100
100
100
100
100
100
100
90
85
100
70
65
45
85
75
70
65

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
25
20
20
20
25
20
20
0
0
0
20
35
25
25
20
20
20
20
20
20
20
20
20

>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
15
10
10
10
5
5
4
4
5
>20
>20
>20
>20

1014
1013
1013
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1010
1010
1009
1009
1009
1009
1008
1008
1008
1008

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

21 70
22 71
22 71
22 72
22 71
21 70
20 68
19 67
19 65
18 64
17 63
17 62
17 62
16 61
16 61
16 60
15 60
15 59
15 59
16 61
17 63
18 64
19 66
19 67

23 74
24 76
28 82
26 78
23 73
23 73
22 71
17 63
16 61
16 60
15 60
16 60
15 59
15 59
15 58
14 58
14 57
14 57
14 57
15 59
16 61
17 63
19 66
20 68

Forecasts established in local time
Last updated 18min ago | Next update in 3h
Caption

Expert opinion

For Brest :
No gale warning.

We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.

Very cloudy skies to overcast. Chance of light rain. In the evening, very cloudy skies becoming totally overcast.
Chance of light rain. W force 3 in the middle of the day turning N in the evening. Gusts reaching 15 knots in the evening. Rippled sea. Low, short swell from SW. Excellent visibility becoming excellent in the evening.

Tides at Brest

62

Low tide 05h10 2m

High tide 11h12 5.9m

58

Low tide 17h38 2.24m

High tide 23h43 5.95m

www.shom.fr - © SHOM 2025

Consult the tides for July

Fri

18

-

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

Sat

19

-

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

Sun

20

-

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

Mon

21

-

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

Tue

22

-

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

Wed

23

-

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

Thu

24

-

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

Fri

25

-

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

Sat

26

-

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

Sun

27

-

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

Mon

28

-

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

Tue

29

-

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

Wed

30

-

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

Thu

31

-

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

Fri

01

-

- 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 Brest

BULLETIN

Wind

Waves

Weather

Temperature

Expert opinion

Tides at Brest