weather station number     , observations since February 1, 2005
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Date / Local time
T
Po
P
Pa
U
DD
Ff
ff10
ff3
N
WW
W1
W2
Tn
Tx
Cl
Nh
H
Cm
Ch
VV
Td
RRR
tR
E
Tg
E'
sss
2025
April 16,
Wednesday
00
2.4
734.3
751.6
4.3
87
Wind blowing from the south-westLight air
(1 m/s)
  
100%.
Rain shower(s), slight.Shower(s).Cloud covering more than 1/2 of the sky throughout the appropriate period.  Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.
7080%.
600-1000
Altocumulus translucidus in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole. 
20.0
0.5
      
April 15,
Tuesday
21
4.7
730.0
747.1
0.3
66
Wind blowing from the north-northwestLight air
(1 m/s)
  
100%.
    
7.3
Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.
7080%.
600-1000
Altocumulus translucidus in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole. 
20.0
-1.2
No precipitation
12
    
18
5.6
729.7
746.6
-2.8
49
Calm, no windCalm  
100%.
     Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.
7080%.
1000-1500
Altocumulus translucidus in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole. 
20.0
-4.4
      
15
6.6
732.5
749.5
-3.1
38
Wind blowing from the north-northwestLight air
(1 m/s)
  
100%.
     Stratocumulus other than Stratocumulus cumulogenitus.
40%.
1000-1500
Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.Cirrostratus covering the whole sky.
20.0
-6.7
      
12
2.9
735.6
752.9
-2.4
43
Wind blowing from the north-northwestLight air
(1 m/s)
  
90 or more, but not 100%
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
no clouds
2500 or more, or no clouds.
No Altocumulus, Altostratus or Nimbostratus.Cirrus fibratus, sometimes uncinus, not progressively invading the sky.
20.0
-8.6
      
09
-3.7
738.0
755.8
-1.3
63
Wind blowing from the north-northwestLight air
(1 m/s)
  
90 or more, but not 100%
   
-8.6
 No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
no clouds
2500 or more, or no clouds.
No Altocumulus, Altostratus or Nimbostratus.Cirrus fibratus, sometimes uncinus, not progressively invading the sky.
20.0
-9.7
Trace of precipitation
12
  Even layer of compact or wet snow covering ground completely.
60
06
-8.5
739.3
757.5
-1.2
88
Wind blowing from the northLight air
(1 m/s)
  
40%.
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
no clouds
2500 or more, or no clouds.
No Altocumulus, Altostratus or Nimbostratus.Cirrus fibratus, sometimes uncinus, not progressively invading the sky.
20.0
-10.1
      
03
-5.6
740.5
758.5
-1.2
74
Wind blowing from the north-northwestLight air
(1 m/s)
  
2030%.
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
no clouds
2500 or more, or no clouds.
No Altocumulus, Altostratus or Nimbostratus.Cirrus fibratus, sometimes uncinus, not progressively invading the sky.
20.0
-9.5
      
00
-3.0
741.7
759.5
-1.1
64
Wind blowing from the west-northwestLight air
(1 m/s)
  
10% or less, but not 0
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
no clouds
2500 or more, or no clouds.
No Altocumulus, Altostratus or Nimbostratus.Cirrus fibratus, sometimes uncinus, not progressively invading the sky.
20.0
-9.0
      
0