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)
40
30
20
10
0
60
50
40
30
20
10
20
15
10
5
40
30
20
10
10
5
0
1
0.5
0
3
0
25
20
15
10
5
0
80
70
60
50
40
30
Tue 21
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
Run : 20/04 00ZMesh : 1kmUpdated, 12min agoUpdate in 6h
Tue 21
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
85°EE
75°EENE
65°NEENE
55°NENE
50°NENE
50°NENE
55°NENE
55°NENE
55°NEENE
55°NEENE
60°NEENE
60°NEENE
60°NEENE
60°NEENE
60°NEENE
65°NEENE
65°NEENE
65°NEENE
70°EENE
70°EENE
75°EENE
75°EENE
75°EENE
75°EENE
9175113
9175113
10185113
10195123
10195123
9175113
10185113
11206124
11216134
11216134
11216134
12226144
12226144
13247154
13257164
13257164
14267164
14267164
14267164
15288174
16308195
17319195
17319195
17319195
213811245
213811245
213811245
213911246
213811245
193510225
193510225
224011256
224111256
224111256
224111256
234212266
234312276
254613296
254713296
264813306
264914306
264914306
275014317
295315337
305616357
315716357
315716357
315716357
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.4
0.4
0.5
0.5
0.5
0.5
0.5
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
0.3
0.3
0.3
0.4
0.4
0.4
0.4
0.4
250°WWSW
245°SWWSW
250°WWSW
245°SWWSW
245°SWWSW
245°SWWSW
250°WWSW
250°WWSW
245°SWWSW
245°SWWSW
245°SWWSW
240°SWWSW
240°SWWSW
240°SWWSW
240°SWWSW
240°SWWSW
240°SWWSW
245°SWWSW
250°WWSW
250°WWSW
250°WWSW
250°WWSW
250°WWSW
250°WWSW
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
0.3
0.3
0.3
0.3
0.3
0.3
8
8
10
8
9
11
12
12
13
13
12
12
12
12
12
12
12
13
14
14
14
14
14
14
110
110
100
140
210
230
230
240
250
240
220
210
200
200
200
200
210
220
230
230
240
230
220
210
3.9
5.0
5.5
5.4
4.9
4.0
2.9
1.9
1.2
0.9
1.2
2.0
3.2
4.3
5.1
5.3
5.0
4.3
3.4
2.4
1.6
1.2
1.3
2.0
1356
1356
1356
1356
1356
1356
1356
1355
1355
1355
1355
1355
1355
1355
1355
1355
1355
1355
1355
1355
1355
1355
1355
1355
0
0
0
20
15
5
5
10
10
15
20
35
50
65
100
65
75
70
50
5
10
15
20
30
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
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1017
1016
1016
1016
1015
1015
1014
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
4
5
4
3
1966
1965
1763
1662
1559
1456
1355
1253
1152
1151
1051
1050
1049
949
949
948
1049
1151
1254
1457
1660
1762
1864
1864
2271
2067
1661
1458
1253
1051
949
847
745
744
644
643
642
541
540
540
643
846
1151
1558
1762
1865
1966
1965
11204612
12234614
13254716
15274817
15284817
16295818
17325920
193551022
213851124
213961124
224061125
224061125
224161125
234361227
244461227
244561328
234361227
224161125
224161125
224161125
224161125
224061125
213851124
213851124
0.5
0.6
0.6
0.6
0.6
0.6
0.6
0.7
0.7
0.8
0.9
1.1
1.2
1.2
1.3
1.3
1.2
1.2
1.2
1.2
1.2
1.1
1.1
1.2
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time CaptionGlossary
Expert opinion
An easterly, moderate and variable flow prevails over the whole area.
For Pornichet : Warning strong breeze offshore.
The reliability of the situation is assessed at 90%.
Light cloudy spells.In the evening, skies with few clouds. E force 3 in the middle of the day turning NE in the evening. Gusts reaching 25 knots in the middle of the day. Smooth sea. Low, fairly long swell from WSW. Excellent visibility.
semaphore stations
Station Pte De Chemoulin located 5 km from Pornichet
* +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