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
30
20
10
0
10
5
0
0.5
0
9
6
3
0
20
15
10
65
60
55
50
Sun 3
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
05h
Run : 1/05 00ZMesh : 1kmUpdated, 3h agoUpdate in 3h
Sun 3
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
05h
65°NEENE
75°EENE
85°EE
80°EENE
110°EESE
135°SESE
140°SESE
145°SESE
160°SSSE
145°SESSE
155°SESSE
175°SS
190°SSSW
210°SWSSW
225°SWSW
220°SWSW
215°SWSW
210°SWSSW
210°SWSSW
220°SWSW
225°SWSW
220°SWSW
225°SWSW
240°SWWSW
36242
36242
47242
36242
48252
713483
36242
612373
713483
9164103
9175113
9164103
815493
612373
611372
59362
48252
48252
59362
59362
59362
47242
35131
36242
713483
9164103
10195123
12226144
12236144
17319195
15288174
17319195
18349215
213911246
213811245
224011256
203710235
18339215
17319195
13257164
10195123
10195123
10185113
10195123
10185113
9175113
814493
814493
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.3
0.3
0.3
0.3
0.2
0.2
0.3
0.2
0.2
0.2
0.2
0.1
0.1
0.1
0.2
0
0
0
0
0
0.1
0.1
0.1
0.2
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0
0
0
0.1
0.1
225°SWSW
225°SWSW
225°SWSW
220°SWSW
220°SWSW
215°SWSW
185°SS
195°SSSW
205°SWSSW
190°SS
185°SS
185°SS
185°SS
185°SS
185°SS
190°SS
190°SSSW
195°SSSW
195°SSSW
200°SSSW
200°SSSW
200°SSSW
200°SSSW
200°SSSW
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.1
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.2
9
9
9
8
8
7
5
5
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
70
70
70
80
90
60
60
60
10
15
20
25
25
20
20
20
20
45
70
30
40
45
35
25
5.2
4.9
4.2
3.3
2.4
1.7
1.2
1.3
1.9
3.0
4.1
5.0
5.3
5.1
4.5
3.6
2.6
1.8
1.3
1.2
1.7
2.6
3.7
4.6
1558
1558
1558
1558
1558
1558
1558
1559
1559
1559
1559
1559
1559
1559
1559
1559
1559
1559
1559
1559
1559
1559
1558
1558
5
70
5
100
100
100
100
100
100
100
100
100
100
100
85
70
70
85
75
85
85
90
95
95
0
0
0
0.2
0.6
2.2
1.2
0.5
0.5
0.5
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
-
-
-
-
-
-
-
35
30
45
60
70
80
75
80
75
80
65
50
45
45
45
30
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
3
5
5
10
15
>20
10
10
10
>20
>20
>20
>20
10
5
5
2
1
1
2
1
2
2
1
1017
1017
1017
1016
1016
1016
1016
1015
1015
1014
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
0
0
0
0
1
1
2
2
3
2
2
1
1
0
0
0
0
0
0
0
0
0
0
0
1355
1355
1356
1456
1457
1457
1457
1558
1559
1660
1661
1661
1660
1660
1560
1558
1457
1456
1356
1355
1355
1355
1355
1254
1152
1253
1355
1356
1456
1355
1456
1356
1457
1457
1457
1560
1457
1458
1457
1356
1254
1253
1253
1152
1152
1152
1253
1152
11214613
11204612
9173511
11214613
713348
815349
11214613
13254716
13244715
10193512
814349
611237
815349
9163410
815349
815349
713348
814349
713348
713348
713348
814349
713348
814349
0.4
0.4
0.5
0.5
0.5
0.6
0.6
0.6
0.6
0.6
0.7
0.7
0.7
0.6
0.6
0.6
0.5
0.5
0.5
0.5
0.4
0.4
0.4
0.3
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time CaptionGlossary
Expert opinion
Low 1015 hPa centered at 90 nautical miles in the West of Fastnet Rock (South-West Ireland) moving at 16 knots to the East and dropping to 1008 hPa to be centered on the center of England.
For La Roche-Bernard : No gale warning.
We are 80% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.
Changeable skies completely clouding over during the morning, very cloudy skies to overcast in the afternoon.Some showers from late morning.In the evening, very cloudy. Possibility of showers E force 3 turning SSE in the middle of the day then SW. Gusts reaching 22 knots in the middle of the day. Smooth sea. Low, short swell from SW. Visibility reduced by mist becoming good in the middle of the day then reduced by mist.
semaphore stations
Station St Nazaire-Montoir located 26 km from La Roche-Bernard
* +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