Weather archive in Santa Rosa

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weather station number     , observations since May 4, 2007
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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 21,
Monday
13
14.7
744.7
761.8
0.0
84
Wind blowing from the north-northwestGentle breeze
(4 m/s)
  
100%.
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
100%.
2500 or more, or no clouds.
Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. 
30.0
12.0
      
12
13.4
744.8
762.0
0.6
87
Wind blowing from the north-northwestLight breeze
(3 m/s)
  
100%.
State of sky on the whole unchanged.Fog or ice fog or thick haze.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.
Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. 
30.0
11.2
      
11
11.4
744.7
761.9
0.8
94
Wind blowing from the north-northwestGentle breeze
(4 m/s)
  
100%.
State of sky on the whole unchanged.Fog or ice fog or thick haze.Cloud covering more than 1/2 of the sky throughout the appropriate period.  Stratus nebulosus or Stratus fractus other than of bad weather, or both.
10% or less, but not 0
50-100
Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. 
30.0
10.4
      
10
10.1
744.7
762.0
0.8
97
Wind blowing from the north-northwestGentle breeze
(4 m/s)
  
100%.
Fog or ice fog.Fog or ice fog or thick haze.Cloud covering more than 1/2 of the sky throughout the appropriate period.  Stratus nebulosus or Stratus fractus other than of bad weather, or both.
100%.
50-100
  
2.0
9.7
      
09
9.1
744.2
761.5
0.3
99
Wind blowing from the north-northwestGentle breeze
(4 m/s)
  
Sky obscured by fog and/or other meteorological phenomena.
Fog or ice fog, sky invisible, no appreciable change during the preceding hour.Fog or ice fog or thick haze.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.
7.4
13.5
     
0.3
8.9
  Dry (without cracks, no appreciable amount of dust or loose sand)
9.0
  
08
8.9
743.9
761.2
0.0
99
Wind blowing from the north-northwestGentle breeze
(5 m/s)
  
Sky obscured by fog and/or other meteorological phenomena.
Fog or ice fog, sky invisible, has begun or has become thicker during the preceding hour.Fog or ice fog or thick haze.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.       
0.2
8.7
      
07
7.8
743.9
761.1
-0.3
99
Wind blowing from the north-northeastLight breeze
(2 m/s)
  
70 – 80%.
Mist.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.Cloud covering 1/2 or less of the sky throughout the appropriate period.  Stratus nebulosus or Stratus fractus other than of bad weather, or both.
60%.
50-100
No Altocumulus, Altostratus or Nimbostratus.Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.
4.0
7.6
      
06
8.1
743.9
761.0
-0.5
97
Wind blowing from the northLight breeze
(3 m/s)
  
50%.
Mist.Cloud covering 1/2 or less of the sky throughout the appropriate period.Cloud covering 1/2 or less of the sky throughout the appropriate period.  No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
no clouds
2500 or more, or no clouds.
No Altocumulus, Altostratus or Nimbostratus.Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.
9.0
7.7
      
05
8.9
743.9
761.0
-0.6
96
Wind blowing from the northLight breeze
(3 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 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
8.3
      
04
9.6
744.2
761.2
-0.8
94
Wind blowing from the north-northwestGentle breeze
(4 m/s)
  
no clouds
          
30.0
8.6
      
03
10.1
744.4
761.5
-1.0
92
Wind blowing from the north-northwestGentle breeze
(4 m/s)
  
no clouds
          
30.0
8.9
No precipitation
6
    
02
10.3
744.5
761.5
-0.9
91
Wind blowing from the north-northwestGentle breeze
(5 m/s)
  
20–30%.
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
no clouds
2500 or more, or no clouds.
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
8.9
      
01
10.6
745.0
762.1
0.0
90
Wind blowing from the north-northwestGentle breeze
(5 m/s)
  
20–30%.
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
no clouds
2500 or more, or no clouds.
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
9.0
      
00
11.3
745.4
762.5
0.3
85
Wind blowing from the north-northwestModerate breeze
(6 m/s)
  
20–30%.
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
no clouds
2500 or more, or no clouds.
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
8.9
      
April 20,
Sunday
23
12.1
745.4
762.5
0.6
81
Wind blowing from the northModerate breeze
(7 m/s)
  
no clouds
          
30.0
8.9
      
22
12.8
745.0
762.2
0.5
79
Wind blowing from the northModerate breeze
(7 m/s)
  
no clouds
          
30.0
9.3
      
21
13.4
745.1
762.4
0.7
78
Wind blowing from the northGentle breeze
(4 m/s)
  
no clouds
   
11.0
19.0
     
30.0
9.7
No precipitation
6
    
20
14.1
744.8
762.1
0.3
77
Wind blowing from the northGentle breeze
(4 m/s)
  
no clouds
          
30.0
10.1
      
19
16.0
744.5
761.6
-0.5
69
Wind blowing from the north-northeastGentle breeze
(5 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 (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon.
30.0
10.2
      
18
17.8
744.4
761.4
-1.3
60
Wind blowing from the north-northeastModerate breeze
(7 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 (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon.
30.0
10.0
      
17
19.0
744.5
761.6
-1.7
52
Wind blowing from the north-northeastFresh breeze
(8 m/s)
  
20–30%.
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
20–30%.
2000-2500
Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.No Cirrus, Cirrocumulus or Cirrostratus.
30.0
8.8
      
16
18.7
745.0
762.1
-1.9
51
Wind blowing from the north-northeastFresh breeze
(8 m/s)
  
60%.
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
60%.
2000-2500
Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.No Cirrus, Cirrocumulus or Cirrostratus.
30.0
8.4
      
15
17.9
745.7
762.8
-2.0
51
Wind blowing from the north-northeastModerate breeze
(7 m/s)
  
100%.
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
100%.
2000-2500
Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. 
30.0
7.5
No precipitation
6
    
14
17.6
746.2
763.3
-1.9
51
Wind blowing from the northFresh breeze
(8 m/s)
  
100%.
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
100%.
2000-2500
Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. 
30.0
7.4
      
13
16.6
746.9
764.2
-1.5
56
Wind blowing from the north-northeastFresh breeze
(8 m/s)
  
100%.
     No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
100%.
2000-2500
Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. 
30.0
7.8
      
0