Weather Plage de Port Biren - Detailed bulletin - Free 15-day Marine forecasts

La Trinité-sur-Mer (56470)Longitude : -3°1’,4664 W Latitude : 47°34’,836 N Altitude : 0m

Sat

18

-

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

Sun

19

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

Mon

20

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

Tue

21

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

Wed

22

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

Thu

23

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

Fri

24

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

Sat

25

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

Sun

26

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

Mon

27

-

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

Tue

28

-

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

Wed

29

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

Thu

30

-

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

Fri

31

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

Sat

01

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

BULLETIN

(established in local time)

Reliability 95%

No gale warning.

Saturday 18 october

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

40

30

20

10

5

0

25

20

15

10

5

10

5

0

0.5

0

3

0

20

15

10

5

0

70

60

50

40

Sun 19

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

90° E E
90° E E
90° E E
85° E E
85° E E
85° E E
90° E E
90° E E
100° E E
110° E ESE
115° SE ESE
125° SE SE
135° SE SE
145° SE SE
145° SE SE
140° SE SE
140° SE SE
140° SE SE
140° SE SE
145° SE SE
145° SE SSE
150° SE SSE
155° SE SSE
160° S SSE

8 14 4 9 3
8 14 4 9 3
8 14 4 9 3
8 15 4 9 3
9 17 5 11 3
9 16 4 10 3
9 17 5 11 3
10 18 5 11 3
9 17 5 11 3
10 19 5 12 3
10 18 5 11 3
9 17 5 11 3
9 17 5 11 3
9 16 4 10 3
8 14 4 9 3
7 13 4 8 3
6 11 3 7 2
7 13 4 8 3
7 13 4 8 3
8 14 4 9 3
8 14 4 9 3
7 13 4 8 3
8 14 4 9 3
8 14 4 9 3

13 24 7 15 4
13 24 7 15 4
13 25 7 16 4
13 25 7 16 4
15 28 8 17 4
15 28 8 17 4
17 31 9 19 5
18 33 9 21 5
18 34 9 21 5
18 34 9 21 5
18 33 9 21 5
16 30 8 19 5
16 29 8 18 5
15 28 8 17 4
13 25 7 16 4
13 24 7 15 4
11 21 6 13 4
11 21 6 13 4
12 22 6 14 4
14 26 7 16 4
13 25 7 16 4
13 24 7 15 4
13 24 7 15 4
13 25 7 16 4

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

0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.5
0.5
0.5
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4

0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1

155° SE SSE
150° SE SSE
155° SE SSE
155° SE SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
160° S SSE
165° S SSE
165° S SSE
170° S S
170° S SSE
170° S S
175° S S
185° S S
190° S S
200° S SSW
205° SW SSW
210° SW SSW
205° SW SSW
205° SW SSW
210° SW SSW
215° SW SW

0.1
0.2
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
0.2
0.2
0.2
0.2
0.2
0.2
0.2

5
5
5
5
5
5
5
5
5
6
6
6
6
6
6
6
7
7
7
7
7
7
7
8

15
15
15
15
15
15
15
15
15
15
15
15
20
20
20
25
30
35
35
35
40
40
45
45

4.6
4.8
4.5
3.9
3.1
2.3
1.8
1.6
1.9
2.5
3.3
4.1
4.7
5.0
4.8
4.2
3.4
2.5
1.7
1.4
1.5
2.0
2.8
3.7

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 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61
16 61

5
5
10
5
10
10
10
25
25
20
25
35
30
35
40
65
55
70
55
60
75
80
85
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
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
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20

1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1017
1017
1017
1016
1016
1015
1015
1015
1014
1014
1013

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

12 53
11 52
11 51
10 51
10 50
9 48
9 47
10 49
11 53
13 55
13 56
14 58
15 59
15 59
15 59
15 59
15 59
15 59
15 60
16 60
16 61
16 61
16 61
16 61

9 48
8 47
8 46
7 45
7 44
6 43
5 41
6 43
9 49
11 52
12 53
13 55
15 58
14 58
14 57
14 56
13 55
13 55
13 55
13 55
13 56
13 56
13 56
14 56

15 28 4 8 17
17 32 5 9 20
16 29 5 8 18
16 30 5 8 19
17 32 5 9 20
17 32 5 9 20
18 33 5 9 21
18 33 5 9 21
17 31 5 9 19
17 31 5 9 19
16 29 5 8 18
13 25 4 7 16
12 23 4 6 14
11 21 4 6 13
10 19 3 5 12
10 19 3 5 12
11 20 4 6 12
12 22 4 6 14
12 23 4 6 14
13 25 4 7 16
13 25 4 7 16
12 23 4 6 14
12 23 4 6 14
12 22 4 6 14

0.8
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.7
0.6
0.5
0.5
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.5
0.5

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

Expert opinion

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

For Plage de Port Biren :
No gale warning.

The reliability of the situation is assessed at 95%.

Sunny becoming changeable in the afternoon. No precipitation. In the evening, good clear periods but lots of cloud, too.
No precipitation. E force 3 in the morning turning SE in the middle of the day. Gusts reaching 18 knots until the middle of the day. Smooth sea. Low, short swell from SSE. Excellent visibility becoming excellent in the evening.

Tides at La Trinité-sur-Mer

67

High tide 03h58 4.77m

Low tide 09h48 1.61m

71

High tide 16h08 4.99m

Low tide 22h18 1.35m

www.shom.fr - © SHOM 2025

Consult the tides for October

Sat

18

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

Sun

19

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

Mon

20

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

Tue

21

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

Wed

22

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

Thu

23

-

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

Fri

24

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

Sat

25

-

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

Sun

26

-

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

Mon

27

-

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

Tue

28

-

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

Wed

29

-

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

Thu

30

-

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

Fri

31

-

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

Sat

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 beach Plage de Port Biren

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at La Trinité-sur-Mer