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)
20
15
10
5
0
40
30
20
10
0
15
10
5
0
30
20
10
0
10
5
0
1
0.5
3
0
30
20
10
0
90
80
70
60
50
40
Sat 25
05h
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
Run : 23/04 00ZMesh : 1kmUpdated, 2h agoUpdate in 4h
Sat 25
05h
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
80°EE
80°EE
80°EE
80°EE
80°EE
80°EE
80°EE
80°EENE
80°EENE
80°EE
85°EE
85°EE
95°EE
80°EENE
60°NEENE
45°NENE
20°NNNE
15°NNNE
40°NENE
55°NENE
70°EENE
70°EENE
70°EENE
70°EENE
13247154
12236144
12236144
11216134
11216134
11216134
10195123
10195123
9175113
815493
815493
713483
611372
24121
36242
24121
35131
35131
48252
611372
713483
814493
814493
814493
193510225
193510225
193510225
193510225
18349215
193510225
18339215
18339215
17329205
16308195
15288174
14267164
13257164
12236144
11206124
9164103
9175113
814493
814493
9175113
11206124
12226144
12236144
12236144
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
0.6
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
0.5
0.4
0.4
0.3
0.3
0.3
0.3
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.6
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.6
0.6
0.6
0.6
0.6
0.6
0.5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
120
120
120
130
130
130
130
140
140
150
150
150
160
150
150
150
150
150
150
150
150
150
150
150
1.8
1.9
2.2
2.6
3.2
3.6
4.0
4.2
4.1
3.7
3.0
2.5
2.1
2.1
2.3
2.7
3.2
3.7
4.1
4.3
4.3
4.0
3.5
2.8
1355
1355
1355
1355
1355
1355
1355
1355
1356
1356
1456
1456
1457
1457
1458
1458
1458
1458
1458
1458
1457
1457
1457
1457
0
0
20
10
10
10
5
5
10
10
15
15
5
10
15
20
30
30
40
45
45
50
45
55
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
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
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1017
0
0
0
0
1
2
3
4
6
6
5
4
3
2
1
0
0
0
0
0
0
0
0
0
1356
1356
1356
1253
1355
1559
1762
1966
2069
2271
2373
2373
2373
2373
2272
2169
1865
1762
1661
1660
1559
1458
1457
1356
948
948
948
847
1151
1457
1864
2170
2679
2882
2780
2781
2780
2680
2679
2374
1864
1661
1558
1356
1254
1253
1152
1151
15284817
15284817
15284817
16305819
15284817
15274817
14264716
13244715
10193512
815349
59236
36224
24112
24112
12111
11101
35113
59236
510236
713348
713348
10183511
10183511
9163410
0.8
0.8
0.9
0.9
0.8
0.8
0.8
0.7
0.6
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
0.4
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time CaptionGlossary
Expert opinion
A southeasterly and very variable flow prevails over the whole area.
For Piriac-sur-Mer : No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Skies progressively hazing over in the morning, sunny in the afternoon.No precipitation.In the evening, relatively clear skies becoming changeable. E force 4 becoming force 3 in the middle of the day then NE force 2. Gusts reaching 19 knots in the morning. Smooth to slight sea. Low, fairly long swell from WSW. 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