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

19

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

Sun

20

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

Mon

21

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

Tue

22

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

Wed

23

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

Thu

24

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

Fri

25

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

Sat

26

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

Sun

27

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

Mon

28

-

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

Tue

29

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

Wed

30

-

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

Thu

01

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

Fri

02

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

Sat

03

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BULLETIN

(established in local time)

Reliability 85%

Wind alert - Warning strong breeze offshore.

Saturday 19 april

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

20

10

0

50

40

30

20

10

0

15

10

5

0

30

20

10

0

10

5

0

1.5

1

0.5

0

9

6

3

0

20

15

10

5

70

60

50

40

Sun 20

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

15° N NNE
15° N NNE
25° NE NNE
20° N NNE
20° N NNE
30° NE NNE
30° NE NNE
35° NE NE
35° NE NE
35° NE NE
35° NE NNE
35° NE NE
40° NE NE
40° NE NE
50° NE NE
55° NE NE
55° NE NE
55° NE NE
70° E ENE
60° NE ENE
55° NE NE
35° NE NNE
0° N N
320° NW NW

9 17 5 11 3
10 18 5 11 3
11 21 6 13 4
11 20 6 12 4
12 23 6 14 4
12 23 6 14 4
13 25 7 16 4
14 26 7 16 4
15 28 8 17 4
15 27 8 17 4
15 28 8 17 4
16 29 8 18 5
15 27 8 17 4
13 25 7 16 4
12 22 6 14 4
10 18 5 11 3
8 14 4 9 3
6 11 3 7 2
5 9 3 6 2
3 6 2 4 2
4 7 2 4 2
2 4 1 2 1
2 4 1 2 1
4 7 2 4 2

16 30 8 19 5
18 33 9 21 5
19 36 10 22 5
19 36 10 22 5
21 39 11 24 6
22 40 11 25 6
22 41 11 25 6
24 44 12 27 6
24 45 13 28 6
25 46 13 29 6
24 45 13 28 6
25 47 13 29 6
24 44 12 27 6
23 42 12 26 6
21 39 11 24 6
22 40 11 25 6
20 37 10 23 5
17 32 9 20 5
15 28 8 17 4
16 29 8 18 5
14 26 7 16 4
13 24 7 15 4
12 22 6 14 4
12 22 6 14 4

0.5
0.5
0.5
0.6
0.6
0.8
0.9
0.9
1
1
1
1.1
1.1
1
1
0.8
0.7
0.5
0.5
0.4
0.4
0.4
0.4
0.4

0.9
1
1.1
1.2
1.3
1.5
1.7
1.8
1.8
1.9
1.9
2
2
2
1.8
1.6
1.3
1.1
1
0.9
0.8
0.8
0.8
0.8

0.4
0.4
0.4
0.5
0.6
0.7
0.8
0.9
0.9
0.9
1
1
0.9
0.8
0.5
0.2
0.1
0.2
0.2
0.1
0.1
0
0
0.1

330° NW NNW
335° NW NNW
300° NW WNW
340° N NNW
325° NW NNW
325° NW NW
330° NW NNW
335° NW NNW
330° NW NNW
335° NW NNW
335° NW NNW
335° NW NNW
340° N NNW
345° N NNW
180° S S
180° S S
180° S S
220° SW SW
215° SW SW
345° N NNW
340° N NNW
340° N NNW
335° NW NNW
335° NW NNW

0.2
0.2
0.3
0.2
0.2
0.2
0.3
0.3
0.2
0.3
0.3
0.3
0.4
0.5
0.8
0.8
0.6
0.5
0.4
0.4
0.4
0.4
0.4
0.3

10
9
7
7
8
8
6
5
5
5
6
5
5
5
5
5
5
5
4
4
5
5
5
5

150
150
80
25
25
25
30
35
35
40
40
40
40
40
40
40
40
40
40
140
140
140
140
140

5.8
7.3
8.6
9.4
9.3
8.7
7.7
6.5
5.4
4.5
4.1
4.2
5.1
6.3
7.7
8.6
8.9
8.6
7.9
6.9
6.0
5.1
4.7
4.6

11 53
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 53
12 53

100
100
100
100
100
100
100
100
100
95
95
95
95
95
100
100
100
95
100
100
90
95
85
80

1.4
1.6
2.2
2
1.9
0.6
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

-
-
-
-

100
100
100
100
85
75
50
50
30
40
40
45
30
25
20
25
20
20
20
20
0
0
0
0

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

1001
1001
1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1002
1002
1002
1003
1003
1003
1003

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0

12 53
12 53
12 53
11 53
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 52
11 53
12 53
12 54
13 55
13 55
13 55
13 55
13 56
13 56
13 56
13 55

9 48
8 47
8 46
8 46
7 44
7 44
7 44
6 44
6 43
6 43
6 43
6 42
6 44
8 46
9 47
9 48
11 52
14 57
13 55
14 57
16 61
17 62
16 60
14 57

12 22 4 6 14
12 22 4 6 14
13 25 4 7 16
12 23 4 6 14
15 28 4 8 17
17 31 5 9 19
18 33 5 9 21
19 35 5 10 22
21 38 5 11 24
21 39 6 11 24
22 40 6 11 25
22 40 6 11 25
21 39 6 11 24
20 37 5 10 23
18 34 5 9 21
15 28 4 8 17
11 21 4 6 13
8 15 3 4 9
9 16 3 4 10
9 16 3 4 10
9 16 3 4 10
9 16 3 4 10
8 15 3 4 9
6 12 3 3 7

0.6
0.7
0.8
0.8
0.8
1
1.1
1.3
1.4
1.5
1.6
1.7
1.7
1.7
1.7
1.5
1.4
1.2
1.1
1
0.9
0.8
0.8
0.8

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

Low 995 hPa centered at 210 nautical miles in the South-South-West of Fastnet Rock (South-West Ireland) moving at 19 knots to the East to be centered on the center of France.

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

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

In the evening, overcast and misty, reduced visibility.
Showers. NNE wind force 4. Gusts reaching 19 knots in the evening. Smooth to slight sea. Low, short swell from NNW. Visibility reduced by mist.

Tides at Saint-Cast

49

Low tide 05h40 3.41m

High tide 11h10 9.6m

44

Low tide 17h49 3.96m

High tide 23h23 9.42m

www.shom.fr - © SHOM 2025

Consult the tides for April

Sat

19

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

Sun

20

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

Mon

21

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

Tue

22

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

Wed

23

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

Thu

24

-

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

Fri

25

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- 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

01

-

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

Fri

02

-

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

Sat

03

-

- 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