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

Tue

04

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

Wed

05

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

Thu

06

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

Fri

07

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

Sat

08

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

Sun

09

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

Mon

10

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

Tue

11

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

Wed

12

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

Thu

13

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

Fri

14

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

Sat

15

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

Sun

16

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Mon

17

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

Tue

18

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BULLETIN

(established in local time)

Reliability 85%

Wind alert - Warning strong breeze offshore.

Tuesday 4 november

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

60

50

40

30

20

10

20

15

10

5

0

40

30

20

10

5

0

1

0.5

3

0

20

15

10

5

65

60

55

50

45

Wed 5

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

175° S S
170° S S
165° S SSE
160° S SSE
165° S SSE
160° S SSE
160° S SSE
165° S SSE
165° S SSE
160° S SSE
165° S SSE
170° S S
175° S S
175° S S
175° S S
165° S SSE
160° S SSE
165° S SSE
165° S SSE
170° S S
175° S S
170° S S
170° S S
170° S SSE

9 16 4 10 3
10 18 5 11 3
11 20 6 12 4
11 20 6 12 4
11 21 6 13 4
11 21 6 13 4
11 21 6 13 4
12 23 6 14 4
12 23 6 14 4
12 23 6 14 4
12 23 6 14 4
14 26 7 16 4
14 26 7 16 4
13 25 7 16 4
13 25 7 16 4
13 24 7 15 4
13 24 7 15 4
14 26 7 16 4
15 27 8 17 4
15 28 8 17 4
13 25 7 16 4
13 24 7 15 4
13 24 7 15 4
13 24 7 15 4

16 29 8 18 5
18 33 9 21 5
21 39 11 24 6
21 38 11 24 5
21 39 11 24 6
22 40 11 25 6
22 41 11 25 6
23 43 12 27 6
24 44 12 27 6
25 46 13 29 6
24 44 12 27 6
25 46 13 29 6
26 49 14 30 6
26 48 13 30 6
24 45 13 28 6
24 45 13 28 6
23 43 12 27 6
27 50 14 31 7
29 54 15 34 7
29 54 15 34 7
29 54 15 34 7
26 49 14 30 6
25 46 13 29 6
25 46 13 29 6

0.5
0.6
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.5
0.6
0.6
0.6
0.6
0.6

1.1
1.1
1.1
1.1
1.1
1.1
1
1.1
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.1
1.2
1.2
1.2
1.2
1.2

0.1
0.2
0.1
0.1
0.2
0.2
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
0.3
0.3
0.3
0.2
0.2

315° NW NW
315° NW NW
315° NW NW
315° NW NW
315° NW NW
315° NW NW
320° NW NW
315° NW NW
315° NW NW
320° NW NW
320° NW NW
320° NW NW
320° NW NW
320° NW NW
315° NW NW
315° NW NW
315° NW NW
315° NW NW
320° NW NW
320° NW NW
320° NW NW
320° NW NW
320° NW NW
320° NW NW

0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5

10
11
11
11
11
11
11
11
11
11
12
12
12
12
12
12
12
13
13
13
13
13
13
13

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

4.4
7.0
9.5
11.2
11.5
10.7
9.0
6.9
4.8
3.0
2.0
2.1
3.5
6.1
8.9
11.1
11.9
11.5
10.0
7.9
5.5
3.3
1.9
1.4

15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58
15 58

75
95
100
100
90
100
100
95
100
90
100
90
100
80
90
60
60
65
70
85
95
100
65
95

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
25
0
0
0
0
0
0
0
0
0
0
0
20
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

1016
1016
1015
1015
1014
1014
1013
1013
1013
1012
1012
1011
1011
1010
1010
1010
1009
1009
1009
1009
1009
1009
1008
1008

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

14 56
13 56
13 56
13 56
13 55
13 55
12 54
12 54
12 54
13 55
14 56
15 58
15 59
16 61
16 61
16 61
15 59
15 59
15 59
15 59
15 59
15 59
15 58
15 59

11 51
10 50
10 49
10 49
9 48
9 47
8 46
8 46
8 46
9 47
10 50
11 51
11 52
12 53
13 55
12 53
11 51
10 50
10 50
10 50
10 50
10 51
10 50
10 51

16 30 5 8 19
16 30 5 8 19
18 33 5 9 21
17 31 5 9 19
17 32 5 9 20
18 33 5 9 21
19 35 5 10 22
19 36 5 10 22
20 37 5 10 23
20 37 5 10 23
18 34 5 9 21
18 33 5 9 21
19 35 5 10 22
19 36 5 10 22
20 37 5 10 23
19 36 5 10 22
20 37 5 10 23
23 42 6 12 26
22 40 6 11 25
22 41 6 11 25
21 39 6 11 24
22 41 6 11 25
21 38 5 11 24
19 36 5 10 22

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

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

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

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

We are 85% sure of the situation, because flows might be far more disturbed than forecast.

Very cloudy skies with short clear spells. The risk of seeing rain will remain low. In the evening, very cloudy.
Chance of light rain. SSE wind force 4 continuing all day. Gusts reaching 29 knots in the evening. Smooth to slight sea becoming slight in the middle of the day. Low, fairly long swell from NW. Excellent visibility.

Tides at Saint-Cast

90

Low tide 00h06 1.97m

High tide 05h42 11.52m

96

Low tide 12h31 1.87m

High tide 18h04 11.95m

www.shom.fr - © SHOM 2025

Consult the tides for November

Tue

04

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

Wed

05

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

Thu

06

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

Fri

07

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

Sat

08

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

Sun

09

-

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

Mon

10

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

Tue

11

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

Wed

12

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

Thu

13

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

Fri

14

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

Sat

15

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

Sun

16

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

Mon

17

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

Tue

18

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- 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