Amount of precipitationAmount of precipitation(mm)
Type of precipitationType of precipitation
Risks:
Precipitation riskPrecipitation risk(%)
Storm risk.(%)
Brightness:
Visibility(km)
Pressure(hPa)
UV
Temperature
Air tempAir 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
40
30
20
10
0
10
5
0
1
0.5
0
3
0
20
15
10
5
65
60
55
50
45
Mon 18
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
Run : 17/05 00ZMesh : 1kmUpdated, 2h agoUpdate in 4h
Mon 18
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
310°NWNW
295°NWWNW
285°WWNW
275°WW
270°WW
270°WW
270°WW
275°WW
280°WW
280°WW
280°WW
285°WWNW
285°WWNW
295°NWWNW
300°NWWNW
295°NWWNW
300°NWWNW
295°NWWNW
285°WWNW
280°WW
275°WW
265°WW
240°SWWSW
235°SWSW
9175113
9175113
815493
10185113
11216134
13247154
15288174
16298185
16308195
16308195
17319195
16298185
15278174
14267164
11216134
10185113
815493
713483
612373
713483
48252
59362
48252
510362
15288174
15288174
13257164
16298185
18349215
213811245
234312276
244513286
254713296
254713296
264813306
254713296
244412276
224111256
213811245
18339215
15288174
12236144
12226144
12236144
13247154
10185113
9164103
11206124
0.4
0.4
0.4
0.4
0.4
0.5
0.6
0.7
0.7
0.7
0.8
0.8
0.8
0.8
0.7
0.6
0.5
0.5
0.5
0.6
0.6
0.6
0.6
0.6
0.2
0.2
0.2
0.2
0.3
0.4
0.5
0.6
0.7
0.7
0.8
0.8
0.8
0.7
0.6
0.4
0.3
0.2
0.2
0.2
0.1
0.1
0.1
0.1
265°WW
265°WW
265°WW
265°WW
295°NWWNW
295°NWWNW
300°NWWNW
295°NWWNW
200°SSSW
200°SSSW
200°SSSW
200°SSSW
255°WWSW
255°WWSW
260°WW
265°WW
265°WW
270°WW
270°WW
250°WWSW
250°WWSW
250°WWSW
250°WWSW
250°WWSW
0.4
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.2
0.2
0.2
0.2
0.2
0.3
0.3
0.5
0.5
0.5
0.5
0.6
0.6
0.6
0.6
0.6
5
5
5
5
4
5
5
5
5
6
6
6
6
7
5
6
8
6
8
8
8
8
8
8
40
40
40
40
30
30
25
25
25
30
30
25
25
25
30
70
130
170
170
90
90
100
100
100
1.5
0.8
0.6
1.2
2.3
3.6
4.8
5.5
5.5
5.0
4.0
2.9
1.8
1.0
0.6
0.7
1.6
2.9
4.2
5.2
5.5
5.2
4.4
3.4
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
1457
100
100
60
20
10
10
10
25
35
30
35
45
70
70
75
75
70
85
90
85
90
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.1
0.1
0.1
0.1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
40
60
65
55
50
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
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015
1016
1016
0
0
4
5
6
5
4
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1355
1356
1356
1457
1558
1558
1558
1558
1458
1457
1456
1355
1355
1355
1254
1254
1153
1152
1152
1151
1151
1151
1152
1253
949
1049
1560
1763
1864
1763
1662
1457
1355
1253
1050
947
846
846
847
947
847
947
948
847
948
948
1050
1151
10193512
10193512
10183511
11204612
12224614
13244715
16295818
17315919
18335921
18335921
17325920
16305819
16295818
13254716
12234614
11204612
10193512
9173511
815349
814349
612337
612337
713348
815349
0.6
0.6
0.5
0.5
0.5
0.6
0.6
0.7
0.8
0.8
0.9
0.9
0.9
0.8
0.8
0.8
0.7
0.7
0.7
0.6
0.6
0.6
0.6
0.6
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time CaptionGlossary
Expert opinion
A westerly, moderate and very variable flow prevails over the whole area.
For Piriac-sur-Mer : No gale warning.
The reliability of the situation is assessed at 90%.
Overcast in the morning, predominantly sunny in the afternoon.No precipitation.In the evening, good clear periods but cloud building. No precipitation. NW force 3 freshening W force 5 in the middle of the day then becoming WNW. Gusts reaching 26 knots in the evening. Smooth to slight sea becoming slight in the middle of the day. Low, short swell from W. Excellent visibility.
semaphore stations
Station Plateau du Four located 24 km from Piriac-sur-Mer
* +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