Weather Saint-Briac-sur-Mer - Detailed bulletin - Free 15-day Marine forecasts

Saint-Briac-sur-Mer FRALongitude : -2°9’,102 W Latitude : 48°37’,5 N Altitude : 0m

Sat

07

-

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

Sun

08

-

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

Mon

09

-

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

Tue

10

-

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

Wed

11

-

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

Thu

12

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

Fri

13

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

Sat

14

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

Sun

15

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

Mon

16

-

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

Tue

17

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

Wed

18

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

Thu

19

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Fri

20

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

Sat

21

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

BULLETIN

(established in local time)

Reliability 80%

Wind alert - Warning strong breeze offshore.

Saturday 7 june

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)

30

25

20

15

10

60

50

40

30

20

15

10

5

35

30

25

20

15

10

5

0

1.5

1

0.5

0

3

0

20

15

10

5

70

60

50

40

Sun 8

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

220° SW SW
225° SW SW
225° SW SW
230° SW SW
240° SW WSW
250° W WSW
240° SW WSW
245° SW WSW
240° SW WSW
240° SW WSW
245° SW WSW
275° W W
270° W W
265° W W
260° W W
265° W W
280° W WNW
290° W WNW
290° W WNW
295° NW WNW
295° NW WNW
295° NW WNW
290° W WNW
300° NW WNW

11 21 6 13 4
12 22 6 14 4
13 24 7 15 4
12 23 6 14 4
12 23 6 14 4
12 22 6 14 4
13 25 7 16 4
16 29 8 18 5
15 27 8 17 4
15 27 8 17 4
15 27 8 17 4
14 26 7 16 4
13 24 7 15 4
12 23 6 14 4
12 23 6 14 4
12 22 6 14 4
16 29 8 18 5
15 27 8 17 4
14 26 7 16 4
14 26 7 16 4
13 25 7 16 4
12 23 6 14 4
11 21 6 13 4
12 22 6 14 4

18 34 9 21 5
19 36 10 22 5
21 38 11 24 5
21 39 11 24 6
21 39 11 24 6
21 38 11 24 5
22 40 11 25 6
25 47 13 29 6
27 50 14 31 7
26 48 13 30 6
25 47 13 29 6
24 45 13 28 6
23 42 12 26 6
22 40 11 25 6
21 39 11 24 6
21 39 11 24 6
26 48 13 30 6
25 47 13 29 6
22 41 11 25 6
21 39 11 24 6
21 39 11 24 6
19 36 10 22 5
19 36 10 22 5
19 35 10 22 5

0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.7
0.7
0.7
0.8
0.8
0.9
0.9
1
1
0.9
0.9
0.8

1
1
1
1
1
1
1.1
1.1
1.1
1.1
1.1
1.3
1.4
1.4
1.5
1.6
1.6
1.7
1.8
1.8
1.8
1.7
1.7
1.6

0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.3
0.3
0.4
0.5
0.5
0.4
0.5
0.5
0.5
0.5
0.5
0.4
0.4
0.3
0.4

315° NW NW
315° NW NW
315° NW NW
315° NW NW
315° NW NW
315° NW NW
315° NW NW
310° NW NW
315° NW NW
315° NW NW
315° NW NW
320° NW NW
325° NW NW
320° NW NW
320° NW NW
320° NW NW
320° NW NW
320° NW NW
320° NW NW
320° NW NW
310° NW NW
315° NW NW
315° NW NW
315° NW NW

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
0.6
0.6
0.7
0.7
0.8
0.8
0.9
0.8
0.8
0.7

7
7
7
6
6
6
6
6
6
6
6
6
6
6
5
6
6
6
6
6
6
6
5
5

70
70
70
70
70
60
60
50
50
50
50
50
50
50
45
45
45
45
45
45
45
40
40
40

5.6
4.5
3.8
3.7
4.3
5.6
7.2
8.7
9.5
9.6
8.9
7.7
6.3
4.9
3.9
3.5
3.8
5.0
6.6
8.2
9.4
9.7
9.2
8.2

16 60
16 60
16 60
16 60
16 60
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 60
16 60
16 60
16 60
16 60

100
100
95
90
80
75
85
80
90
75
80
95
85
65
90
95
90
70
80
80
60
45
40
35

0.1
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0

-
-
-
-
-
-
-

50
30
40
30
30
35
30
30
35
40
60
70
60
25
30
35
40
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

1011
1011
1011
1011
1011
1011
1010
1011
1010
1010
1011
1011
1012
1012
1013
1014
1015
1016
1016
1016
1017
1018
1018
1019

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

14 57
15 59
15 60
16 61
17 62
18 64
19 65
19 65
18 64
18 64
18 64
16 61
16 60
15 59
14 58
14 57
14 57
13 56
14 56
13 56
13 56
13 55
13 56
14 56

10 51
13 55
12 53
14 57
14 56
17 62
19 66
18 65
17 63
17 63
16 60
12 54
12 53
11 51
10 50
10 50
9 47
8 47
9 48
9 47
9 47
9 47
9 49
11 51

15 28 4 8 17
17 31 5 9 19
16 29 5 8 18
16 29 5 8 18
13 25 4 7 16
12 23 4 6 14
15 27 4 8 17
16 30 5 8 19
18 33 5 9 21
16 30 5 8 19
19 36 5 10 22
20 37 5 10 23
21 39 6 11 24
21 39 6 11 24
19 35 5 10 22
21 39 6 11 24
21 38 5 11 24
20 37 5 10 23
19 36 5 10 22
18 34 5 9 21
17 32 5 9 20
17 31 5 9 19
17 31 5 9 19
16 29 5 8 18

0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.9
1
1.1
1.2
1.1
1.1
1.1
1.1
1.2
1.2
1.2
1.2
1.1
1.1
1.1
1

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

Expert opinion

A westerly, moderate and mostly variable flow prevails over the whole area.

For Saint-Briac-sur-Mer :
Warning strong breeze offshore.

We are 80% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.

Skies very cloudy to overcast, risk of thundery outbreaks during the afternoon. Showers in late morning, possibility of showers in the afternoon. In the evening, very cloudy.
Light showers. SW force 4 becoming WSW force 5 in the middle of the day then W force 4. Gusts reaching 27 knots in the middle of the day. Smooth to slight sea becoming slight in the evening. Low, short swell from NW. Excellent visibility.

Tides at Saint-Cast

51

High tide 04h59 9.31m

Low tide 11h44 3.64m

53

High tide 17h32 9.63m

www.shom.fr - © SHOM 2025

Consult the tides for June

Sat

07

-

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

Sun

08

-

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

Mon

09

-

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

Tue

10

-

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

Wed

11

-

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

Thu

12

-

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

Fri

13

-

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

Sat

14

-

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

Sun

15

-

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

Mon

16

-

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

Tue

17

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

Wed

18

-

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

Thu

19

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

Fri

20

-

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

Sat

21

-

- 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 Saint-Briac-sur-Mer

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Saint-Cast