weather station number     , observations since February 13, 2009
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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 1,
Tuesday
05
11.3
749.4
756.1
-1.8
52
Wind blowing from the northModerate breeze
(6 m/s)
  
100%.
State of sky on the whole unchanged.    Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.
70 – 80%.
1000-1500
Altostratus translucidus. 
20.0
1.7
      
02
 
751.2
758.0
-0.8
 
Wind blowing from the northModerate breeze
(7 m/s)
             
1.1
      
March 31,
Monday
23
12.5
752.0
758.8
1.2
43
Wind blowing from the northGentle breeze
(5 m/s)
             
0.0
      
22
12.7
751.5
758.2
0.7
43
Wind blowing from the northGentle breeze
(4 m/s)
  
90 or more, but not 100%
     Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.
10% or less, but not 0
1000-1500
Altostratus translucidus.No Cirrus, Cirrocumulus or Cirrostratus.
30.0
0.2
      
21
13.1
751.2
757.9
0.8
41
Wind blowing from the northGentle breeze
(4 m/s)
  
90 or more, but not 100%
     Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.
10% or less, but not 0
1000-1500
Altostratus translucidus.No Cirrus, Cirrocumulus or Cirrostratus.
30.0
-0.1
      
20
13.4
750.8
757.6
0.7
39
Wind blowing from the northFresh breeze
(8 m/s)
  
70 – 80%.
Clouds generally forming or developing.   
16.7
Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.
10% or less, but not 0
1000-1500
Altostratus translucidus.Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.
40.0
-0.2
No precipitation
12
    
19
13.8
750.8
757.6
0.6
36
Wind blowing from the northGentle breeze
(5 m/s)
             
-1.0
      
18
14.8
750.4
757.1
0.6
33
Wind blowing from the northModerate breeze
(7 m/s)
             
-1.3
      
17
15.5
750.1
756.8
-0.1
31
Wind blowing from the northFresh breeze
(8 m/s)
             
-1.5
      
16
16.3
750.2
756.9
0.1
28
Wind blowing from the northFresh breeze
(8 m/s)
             
-2.2
      
15
16.6
749.8
756.5
-0.1
32
Wind blowing from the northFresh breeze
(8 m/s)
  
60%.
     Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.
10% or less, but not 0
1000-1500
Altocumulus translucidus at a single level.Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.
50.0
-0.3
      
14
16.3
750.2
756.9
0.2
33
Wind blowing from the northModerate breeze
(7 m/s)
15 m/s
 
70 – 80%.
     Stratocumulus cumulogenitus.
10% or less, but not 0
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.Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.
50.0
-0.2
No precipitation
6
    
13
15.4
750.1
756.7
0.3
36
Wind blowing from the northFresh breeze
(9 m/s)
16 m/s
 
70 – 80%.
     Stratocumulus cumulogenitus.
10% or less, but not 0
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.No Cirrus, Cirrocumulus or Cirrostratus.
40.0
0.2
      
12
14.6
749.9
756.6
0.1
42
Wind blowing from the north-northwestFresh breeze
(10 m/s)
 
18 m/s
70 – 80%.
     Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.
20–30%.
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.Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.
35.0
1.9
      
11
14.7
750.0
756.7
-0.3
44
Wind blowing from the northModerate breeze
(6 m/s)
  
70 – 80%.
     Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.
60%.
1000-1500
No Altocumulus, Altostratus or Nimbostratus.Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.
35.0
2.6
      
10
13.6
749.8
756.6
0.0
49
Wind blowing from the northGentle breeze
(4 m/s)
  
70 – 80%.
     Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.
70 – 80%.
1000-1500
No Altocumulus, Altostratus or Nimbostratus.Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.
30.0
2.9
      
09
11.9
749.8
756.6
0.7
58
Wind blowing from the northGentle breeze
(4 m/s)
  
90 or more, but not 100%
     Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.
90 or more, but not 100%
1000-1500
No Altocumulus, Altostratus or Nimbostratus.No Cirrus, Cirrocumulus or Cirrostratus.
30.0
3.7
      
08
10.7
750.3
757.1
1.5
68
Wind blowing from the northGentle breeze
(4 m/s)
  
90 or more, but not 100%
Rain (not freezing) not falling as shower(s).Cloud covering more than 1/2 of the sky throughout the appropriate period.Rain.
9.9
 Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.
20–30%.
1000-1500
Altostratus opacus or Nimbostratus. 
30.0
4.9
0.4
12
Surface of ground moist.
8.0
  
07
11.8
749.8
756.6
 
62
Wind blowing from the northGentle breeze
(5 m/s)
  
100%.
Rain, not freezing, continuous, slight at time of observation.Rain.Cloud covering more than 1/2 of the sky throughout the appropriate period.  Stratocumulus other than Stratocumulus cumulogenitus.
60%.
1000-1500
Altostratus opacus or Nimbostratus. 
8.0
4.8
      
06
12.1
749.1
755.8
 
60
Wind blowing from the northLight breeze
(3 m/s)
  
100%.
State of sky on the whole unchanged.Rain.Cloud covering more than 1/2 of the sky throughout the appropriate period.  No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
100%.
2500 or more, or no clouds.
Altostratus opacus or Nimbostratus. 
15.0
4.5
      
05
11.7
748.8
755.5
-0.8
73
Wind blowing from the eastGentle breeze
(4 m/s)
  
100%.
Rain (not freezing) not falling as shower(s).Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.Rain.  Stratocumulus other than Stratocumulus cumulogenitus.
100%.
1000-1500
  
12.0
6.9
      
0