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
30
20
10
0
10
5
0
20
15
10
5
5
0
1
0.5
0
3
0
25
20
15
10
80
70
60
50
Sun 24
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
Run : 23/05 00ZMesh : 1kmUpdated, 8h agoUpdate imminent
Sun 24
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
15°NNNE
20°NNNE
20°NNNE
30°NENNE
35°NENE
40°NENE
35°NENE
35°NENE
40°NENE
45°NENE
45°NENE
40°NENE
40°NENE
40°NENE
40°NENE
45°NENE
45°NENE
50°NENE
50°NENE
55°NENE
55°NENE
60°NEENE
70°EENE
75°EENE
48252
48252
48252
59362
611372
612373
713483
713483
814493
814493
814493
815493
815493
9164103
9175113
10185113
10195123
10195123
10195123
10195123
10185113
9175113
815493
713483
814493
612373
713483
814493
9175113
10185113
10185113
10195123
11206124
11216134
11216134
11216134
12226144
12226144
13247154
14267164
15278174
15278174
15278174
14267164
14267164
13257164
12236144
11206124
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
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0
0
0
0
0
0
0
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
0.2
0.1
0.1
0.1
225°SWSW
225°SWSW
225°SWSW
225°SWSW
220°SWSW
220°SWSW
225°SWSW
0°NN
220°SWSW
220°SWSW
355°NN
350°NN
345°NNNW
220°SWSW
225°SWSW
225°SWSW
225°SWSW
225°SWSW
225°SWSW
225°SWSW
15°NNNE
5°NN
355°NN
355°NN
0.4
0.4
0.4
0.4
0.4
0.4
0.4
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
0.4
0.4
0.4
10
10
10
9
9
9
9
9
9
9
5
6
7
9
9
8
8
8
8
8
6
5
5
5
170
170
160
150
150
140
140
140
140
140
150
150
150
100
80
60
60
60
60
60
60
60
60
120
1254
1254
1254
1254
1355
1355
1254
1254
1254
1254
1254
1254
1355
1356
1355
1355
1355
1355
1457
1355
1355
1355
1254
1355
0
0
0
0
5
5
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
5
5
5
10
10
15
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1028
1028
1029
1029
1029
0
0
0
0
0
0
0
0
1
2
4
6
7
7
7
5
4
2
1
0
0
0
0
0
1558
1558
1355
1457
1559
1559
1559
1660
1661
1762
1763
1864
1965
1966
1967
2067
2068
2068
2067
1967
1966
1865
1660
1864
1355
1355
1152
1253
1355
1355
1355
1457
1661
1864
2068
2171
2373
2374
2474
2374
2373
2170
2068
1865
1662
1559
1355
1560
611237
611237
612337
814349
9163410
9173511
9173511
10183511
10183511
10183511
10183511
10183511
10183511
10193512
11204612
11214613
11214613
11214613
11214613
11214613
11214613
11204612
10193512
11204612
1.1
1
1
1
1
1
1
0.9
0.9
0.9
0.9
0.9
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.9
0.9
0.9
0.9
0.9
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time CaptionGlossary
Expert opinion
High 1030 hPa centered on the South of the Irish Sea moving at 5 knots to the East-North-East to be centered on Wales.
For Saint Sampson Harbour : No gale warning.
The reliability of the situation is assessed at 85%.
Warm sun all day.In the evening, clear skies. NE wind force 3 continuing all day. Gusts reaching 15 knots from the middle of the day. Smooth to slight sea. Low, fairly long swell from SW. Good visibility becoming excellent in the middle of the day.
semaphore stations
Station Guernsey AP located 9 km from Saint Sampson Harbour
* +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