Weather Port Saint-Jacques - Detailed bulletin - Free 15-day Marine forecasts

Sarzeau FRALong : -2°47’,8698 W Lat : 47°29’,19 N Alt : 2m

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BULLETIN

(* established in local time)

Reliability 85%

Wind alert - Warning strong breeze offshore.

Saturday 20 dec

METEO CONSULT Run : 19/12 16Z Mesh : 1km Updated, 10h ago Update imminent

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (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 (%)

Storm 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

15

10

5

0

40

30

20

10

0

10

5

0

5

0

3

0

15

10

5

0

55

50

45

40

35

30

                                    
                                                                         Sun 21
                                                            
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                        Run : 19/12 16Z
                Mesh : 1km
                Updated, 10h ago
                Update imminent

Sun 21

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

140° SE SE
135° SE SE
130° SE SE
135° SE SE
120° SE ESE
130° SE SE
115° SE ESE
130° SE SE
140° SE SE
140° SE SE
150° SE SSE
160° S SSE
175° S S
185° S S
200° S SSW
210° SW SSW
205° SW SSW
220° SW SW
215° SW SW
210° SW SSW
195° S SSW
175° S S
180° S S
160° S SSE

10 18 5 11 3
11 20 6 12 4
11 20 6 12 4
12 22 6 14 4
11 21 6 13 4
12 23 6 14 4
13 25 7 16 4
16 29 8 18 5
16 30 8 19 5
18 34 9 21 5
19 36 10 22 5
16 30 8 19 5
16 29 8 18 5
16 30 8 19 5
17 31 9 19 5
15 28 8 17 4
12 23 6 14 4
11 20 6 12 4
11 20 6 12 4
9 16 4 10 3
8 15 4 9 3
12 22 6 14 4
17 31 9 19 5
15 27 8 17 4

14 26 7 16 4
15 27 8 17 -
14 26 7 16 -
16 29 8 18 5
15 28 8 17 -
17 31 9 19 5
18 34 9 21 5
22 41 11 25 6
22 41 11 25 6
25 46 13 29 6
27 50 14 31 7
25 47 13 29 6
25 47 13 29 6
25 46 13 29 6
26 49 14 30 6
25 47 13 29 6
19 36 10 22 5
21 38 11 24 5
16 29 8 18 5
15 27 8 17 4
13 24 7 15 4
17 32 9 20 5
25 46 13 29 6
25 46 13 29 6

1.8
1.8
1.7
1.7
1.7
1.7
1.7
1.7
1.7
1.8
1.8
1.8
1.8
2
2.1
2.2
1.5
1.5
1.4
1.4
1.4
1.4
1.3
1.2

3.3
3.2
3.1
3.1
3.1
3.1
3.1
3.1
3.1
3.2
3.3
3.2
3.2
3.5
3.8
3.9
2.7
2.7
2.7
2.6
2.5
2.5
2.4
2.3

0.5
0.4
0.5
0.5
0.6
0.8
0.9
1
1.1
1.3
1.4
1.3
1.3
1.7
1.7
1.8
0.6
0.5
0.4
0.4
0.4
0.5
0.5
0.4

245° SW WSW
245° SW WSW
245° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
240° SW WSW
230° SW SW
235° SW SW
240° SW WSW
225° SW SW
225° SW SW
205° SW SSW
205° SW SSW
205° SW SSW
215° SW SSW
210° SW SSW
215° SW SW
215° SW SW
215° SW SW

1.7
1.7
1.7
1.6
1.6
1.5
1.4
1.4
1.4
1.3
1.2
1.2
1.1
1.0
1.2
1.2
1.3
1.4
1.3
1.3
1.3
1.3
1.2
1.2

14
14
14
13
13
13
13
12
12
12
12
11
11
11
10
9
7
7
7
11
10
11
11
12

290
290
270
250
230
200
180
160
140
110
100
100
90
80
80
90
190
190
190
190
190
190
200
220

4.5
4.7
4.5
3.9
3.1
2.3
1.7
1.4
1.5
2.0
2.7
3.6
4.2
4.5
4.4
4.0
3.2
2.5
1.8
1.4
1.4
1.9
2.7
3.5

12 54
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53
12 53

0
0
75
60
90
55
90
95
95
100
100
100
100
95
100
100
100
95
90
100
100
100
100
100

0
0
0
0
0
0
0
0
0
0.4
0.7
0.8
0.6
0.3
0.5
0.7
0.7
0.3
0
0
0
0
0
0.7

-
-
-
-
-
-
-
-
-
-

0
0
0
0
0
0
0
0
20
50
70
85
70
60
60
75
80
60
30
0
0
25
45
70

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

1016
1015
1014
1013
1013
1012
1011
1010
1009
1008
1006
1005
1005
1004
1004
1004
1003
1004
1003
1003
1003
1003
1003
1003

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

7 44
7 44
6 43
6 43
5 42
6 43
6 43
7 45
9 48
9 48
10 50
10 51
11 51
11 52
11 51
11 51
10 51
10 51
10 50
10 50
10 50
10 50
10 50
9 49

3 38
3 37
2 36
2 36
1 35
2 35
2 35
3 37
5 40
4 39
4 40
6 42
6 43
6 42
5 41
6 42
6 43
7 44
6 43
7 44
7 44
6 42
4 40
4 40

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

1.2
1.2
1.2
1.2
1.3
1.3
1.3
1.3
1.2
1.3
1.2
1.2
1.1
1.1
1.2
1.2
1.3
1.3
1.2
1.2
1.1
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 40min ago | Next update in 3h
Caption

Expert opinion

A southeasterly, very strong and mostly variable flow prevails over the North-East of the basin. Over the South and the West, it is westerly, very strong and variable.

For Port Saint-Jacques :
Warning strong breeze offshore.

We are 85% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will begin.

Sun but cloud increasing in the morning, overcast skies in the afternoon. No precipitation in the morning, showers in the afternoon. In the evening, very cloudy skies to overcast.
Showers. SE force 5 in the morning turning SSW in the evening. Gusts reaching 27 knots in the middle of the day. Moderate sea. Moderate, long swell from WSW then low, fairly long swell in the middle of the day then from SW. Excellent visibility.

Tides at Port-Navalo

71

High tide 04h54 4.71m

Low tide 11h13 1.36m

72

High tide 17h16 4.53m

Low tide 23h28 1.38m

www.shom.fr - © SHOM 2025

Consult the tides for December

Go further

Sat

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

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

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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 Port Saint-Jacques

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

Tides at Port-Navalo

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