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
25
20
15
10
5
0
10
5
0
0.5
0
3
0
20
15
10
5
65
60
55
50
Sun 3
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 : 1/05 00ZMesh : 1kmUpdated, 2h agoUpdate in 4h
Sun 3
05h
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
25°NENNE
45°NENE
60°NEENE
85°EE
95°EE
130°SESE
125°SESE
120°SEESE
165°SSSE
160°SSSE
165°SSSE
165°SSSE
180°SS
180°SS
180°SS
190°SS
190°SS
190°SS
195°SSSW
200°SSSW
205°SWSSW
210°SWSSW
210°SWSSW
210°SWSSW
47242
48252
59362
59362
510362
36242
611372
612373
612373
713483
9175113
10185113
9175113
815493
815493
815493
612373
611372
612373
612373
713483
612373
611372
611372
612373
814493
9164103
9175113
10195123
11206124
11216134
13247154
15278174
16298185
193610225
193510225
18349215
17329205
17319195
16308195
15278174
10195123
11206124
11206124
11216134
11216134
10185113
10185113
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
0.1
0.1
0.1
0.1
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0
0
0
0.1
0
0.1
0.1
0.1
0.1
0
0
0
0.1
0.1
0.1
0.1
0.1
0.1
15°NNNE
10°NN
10°NN
20°NNNE
25°NENNE
25°NENNE
25°NENNE
30°NENNE
30°NENNE
30°NENNE
30°NENNE
30°NENNE
45°NENE
25°NENNE
25°NENNE
20°NNNE
15°NNNE
10°NN
5°NN
355°NN
10°NN
5°NN
5°NN
10°NN
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
10
6
5
5
4
4
3
8
8
8
8
8
7
8
8
8
9
9
9
8
9
9
9
9
180
60
50
40
35
120
120
110
110
110
110
100
100
100
110
110
120
120
110
100
110
110
110
110
5.1
7.7
10.0
11.2
11.1
10.0
8.2
6.1
4.1
2.6
2.0
2.5
4.4
7.0
9.5
11.1
11.3
10.5
8.8
6.7
4.6
2.9
2.0
2.3
1355
1355
1355
1355
1355
1355
1355
1355
1355
1356
1356
1356
1356
1355
1355
1355
1355
1355
1355
1355
1355
1355
1356
1356
0
0
85
100
100
100
100
100
100
100
100
90
85
95
100
75
65
50
60
65
60
65
45
80
0
0
0.4
0
0
2
0.9
1.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-
-
-
-
-
-
-
-
-
-
0
0
100
0
40
70
85
75
60
60
40
30
25
35
40
40
25
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
0.5
1
2
3
4
5
5
10
15
>20
>20
>20
>20
>20
>20
>20
10
5
5
5
5
5
5
4
1019
1018
1018
1017
1017
1016
1016
1015
1015
1014
1013
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
0
0
0
0
0
1
2
2
3
3
3
3
2
1
0
0
0
0
0
0
0
0
0
0
1254
1254
1355
1355
1456
1457
1559
1660
1660
1660
1661
1662
1763
1762
1762
1661
1660
1559
1458
1457
1457
1356
1355
1355
1151
1152
1152
1253
1355
1457
1458
1660
1558
1559
1559
1558
1762
1558
1559
1457
1356
1355
1254
1253
1152
1152
1151
1051
612337
814349
9163410
9173511
10193512
10193512
9163410
815349
814349
9163410
815349
611237
510236
47224
36224
59236
35113
47224
59236
713348
713348
815349
9163410
9163410
0.3
0.3
0.3
0.3
0.4
0.4
0.4
0.4
0.4
0.4
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
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time CaptionGlossary
Expert opinion
Low 1012 hPa centered on the Celtic Sea moving at 23 knots to the East and dropping to 1008 hPa to be centered on the center of England.
For Saint-Cast-le-Guildo : No gale warning.
The reliability of the situation is assessed at 80%.
Overcast with reduced visibility in the morning, very cloudy in the afternoon.Showers will gradually become less frequent during the afternoon.In the evening, clear periods developing. Possibility of showers E force 2 turning SSE force 3 in the middle of the day then S. Gusts reaching 19 knots in the middle of the day. Smooth sea. Low, short swell from N. Visibility reduced by mist becoming good in the middle of the day then poor.
semaphore stations
Station Dinard located 14 km from Saint-Cast-le-Guildo
* +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