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)
25
20
15
10
5
50
40
30
20
10
15
10
5
0
30
20
10
0
10
5
0
0.5
0
3
0
15
10
5
0
60
50
40
30
Thu 14
21h
22h
23h
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
Run : 13/05 00ZMesh : 4kmUpdated, 15min agoUpdate imminent
Thu 14
21h
22h
23h
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
320°NWNW
310°NWNW
300°NWWNW
295°NWWNW
290°WWNW
295°NWWNW
295°NWWNW
300°NWWNW
300°NWWNW
300°NWWNW
305°NWNW
315°NWNW
325°NWNW
325°NWNW
325°NWNNW
325°NWNW
320°NWNW
350°NN
330°NWNNW
0°NN
340°NNNW
345°NNNW
0°00
360°NN
510362
611372
10185113
9164103
612373
9175113
510362
9164103
9175113
9175113
10185113
10195123
10185113
9175113
9164103
9164103
9175113
815493
814493
713483
814493
815493
815493
612373
12236144
12236144
203710235
18349215
13247154
193510225
13257164
18339215
18349215
18349215
193610225
203710235
213911246
203710235
193610225
193610225
234312276
193610225
193510225
193610225
18349215
193610225
18339215
17329205
0.3
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.3
0.3
0.3
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.3
0.2
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
0.2
0.2
0.2
0.2
0.2
250°WWSW
250°WWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
245°SWWSW
250°WWSW
245°SWWSW
250°WWSW
250°WWSW
260°WW
265°WW
270°WW
270°WW
290°WWNW
270°WW
260°WW
260°WW
295°NWWNW
10°NNNE
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
<0.1
<0.1
<0.1
<0.1
5
4
4
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
20
10
20
10
20
10
10
15
15
10
9
10
10
10
20
10
20
9
20
9
9
8
8
8
4.2
3.0
2.7
3.4
4.8
6.6
8.5
10.0
10.8
10.6
9.5
7.5
5.3
3.4
2.2
2.1
3.1
4.9
7.1
9.1
10.6
11.0
10.2
8.2
1356
1356
1356
1355
1355
1355
1355
1355
1254
1254
1355
1355
1355
1355
1355
1355
1355
1355
1355
1355
1254
1254
1254
1355
65
25
15
40
15
10
20
10
20
10
30
20
40
60
75
90
90
95
85
95
95
65
45
45
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.6
0.6
0.6
0.7
0
0
0
-
-
-
-
-
-
-
-
-
-
-
-
35
70
0
0
0
0
25
0
0
0
0
0
0
0
25
35
50
65
75
75
65
45
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
>20
>20
>20
>20
15
>20
15
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
1004
1004
1005
1005
1004
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1004
0
0
0
0
0
0
0
0
0
0
0
1
2
2
3
2
3
2
2
1
1
1
0
0
1050
949
847
846
745
745
745
744
541
642
846
949
1051
1152
1253
1254
1254
1253
1254
1152
1152
1152
1152
1051
846
745
541
540
541
439
541
438
235
337
642
846
1051
1355
1457
1458
1456
1356
1356
1253
1050
1050
1050
948
10193512
15274817
203751023
193651022
213851124
224061125
224061125
224161125
224161125
224061125
203751023
18345921
193551022
17325920
16305819
16295818
18345921
15284817
193551022
18335921
15274817
15284817
15274817
13254716
1.5
1.4
1.4
1.4
1.4
1.4
1.5
1.5
1.6
1.6
1.5
1.4
1.4
1.4
1.4
1.3
1.3
1.3
1.3
1.3
1.2
1.1
1.1
1
Forecasts established for the approach to the port, up to 1 mile from the coast, in local time CaptionGlossary
Expert opinion
A northwesterly, strong and very variable flow prevails over the whole area.
For Cardiff : Warning strong breeze offshore.
The reliability of the situation is very good.
In the evening, lots of good clear periods. Light showers. NW wind force 2. Gusts reaching 12 knots in the evening. Smooth sea. Low, short swell from WSW. Good visibility.
semaphore stations
Station Sheffield / City located 19 km from Cardiff
* +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