Preliminary Local Climatological Data (WS Form F-6)
 
                                          Station: CHANHASSEN MN NWS OFFICE
                                          Month:   APR
                                          Year:    1999
 
  Temperature in F :        :Pcpn   :Snow:  Wind     :Sunshine: Sky     :Pk Wnd
===================================== Columns =================================
1   2   3   4   5  6a  6b    7    8   9   10  11  12  13   14  15   16   17  18
Dy Max Min Avg Dep HDD CDD  Wtr  Snw Dpth Avg Spd Dir Min Psbl S-S Wx    Spd Dr
===============================================================================
 
 1  62  49  56   M   9   0    T   0.0   0    M  M   M  89   13   M        M   M
 2  55  42  49   M  16   0    T   0.0   0    M  M   M 173    0   M        M   M
 3  49  40  45   M  20   0 0.32   0.0   0    M  M   M   0    0   M        M   M
 4  55  37  46   M  19   0 0.03   0.0   0    M  M   M 271   35   M        M   M
 5  44  38  41   M  24   0 1.05   0.0   0    M  M   M   0    0   M        M   M
 6  56  35  46   M  19   0 0.17   0.0   0    M  M   M 399   51   M        M   M
 7  70  35  53   M  12   0    T   0.0   0    M  M   M 250   32   M        M   M
 8  57  38  48   M  17   0    T   0.0   0    M  M   M 245   31   M        M   M
 9  59  42  51   M  14   0    T   0.0   0    M  M   M 148    0   M        M   M
10  49  37  43   M  22   0 0.25   0.0   0    M  M   M  57    0   M        M   M
11  41  33  37   M  28   0 0.35     T   0    M  M   M   0    0   M        M   M
12  58  30  44   M  21   0 0.00   0.0   0    M  M   M 700   88   M        M   M
13  64  42  53   M  12   0 0.00   0.0   0    M  M   M 589   74   M        M   M
14  64  42  53   M  12   0 0.08   0.0   0    M  M   M 494   62   M        M   M
15  42  34  38   M  27   0 0.52   0.0   0    M  M   M 222   28   M        M   M
16  46  33  40   M  25   0 0.02     T   0    M  M   M 553   68   M        M   M
17  45  34  40   M  25   0    T   0.0   0    M  M   M 675   83   M        M   M
18  53  31  42   M  23   0    T   0.0   0    M  M   M 763   94   M        M   M
19  56  39  48   M  17   0 0.03   0.0   0    M  M   M 611   75   M        M   M
20  52  37  45   M  20   0 0.00   0.0   0    M  M   M 221   27   M        M   M
21  58  37  48   M  17   0 0.00   0.0   0    M  M   M 478   58   M        M   M
22  50  37  44   M  21   0 0.03     T   0    M  M   M 345   42   M        M   M
23  60  36  48   M  17   0    T     T   0    M  M   M 754   91   M        M   M
24  64  33  49   M  16   0 0.00   0.0   0    M  M   M 838  100   M        M   M
25  66  37  52   M  13   0 0.00   0.0   0    M  M   M 810   97   M        M   M
26  68  42  55   M  10   0 0.00   0.0   0    M  M   M 500   60   M        M   M
27  58  51  55   M  10   0 0.02   0.0   0    M  M   M 514   61   M        M   M
28  67  46  57   M   8   0 0.00   0.0   0    M  M   M   0    0   M        M   M
29  68  42  55   M  10   0 0.00   0.0   0    M  M   M 846  100   M        M   M
30  75  41  58   M   7   0 0.00   0.0   0    M  M   M 799   94   M        M   M
===============================================================================
Sm 1711 1149       511   0  2.95    T        M     12344  24276
===============================================================================
Av 57.0 38.3                                 M Fastst  Psbl  %   51    Max(mph)
                                 Misc ---->     M   M                    M    M
===============================================================================
Notes:
# Last of several occurrences
Column 17 Peak Wind in MPH
 
 
Preliminary Local Climatological Data (WS Form F-6), Page 2
 
                                          Station: CHANHASSEN MN NWS OFFICE
                                          Month:   APR
                                          Year:    1999
 
[Temperature Data]      [Precipitation Data]        SYMBOLS USED IN COLUMN 16
 
Average Monthly: 47.7   Total for month:   2.95    1 = FOG
Dptr fm normal:    M    Dptr fm normal:      M     2 = FOG REDUCING VISIBILITY
Highest:    75 on   30  Grtst 24 hr 1.05 on   5        TO 1/4 MILE OR LESS
Lowest:     30 on   12                             3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        Total for month   T  In    5 = HAIL
                        Grtst 24 hr    T on 23#    6 = GLAZE OR RIME
                        Grtst depth:   0 on  -     7 = BLOWING DUST OR SAND:
                                                       VSBY 1/2 MILE OR LESS
                                                   8 = SMOKE OR HAZE
[No. of days with]      [Weather - days with]      9 = BLOWING SNOW
                                                   X = TORNADO
Max 32 or below:  0     0.01 inch or more: 10
Max 90 or above:  0     0.10 inch or more:  5
Min 32 or below:  2     0.50 inch or more:  2
Min  0 or below:  0     1.00 inch or more:  1
 
[HDD (Base 65)]
Total this Mo.   511     Clear   (scale 0-3):  M
Dptr fm normal     M     PtCldy  (scale 4-7):  M
Seasonal total  6838     Cloudy (scale 8-10):  M
Dptr fm normal     M
 
[CDD (Base 65)]
Total this Mo.     0
Dptr fm normal     M     [Pressure Data]
Seasonal total     0     Highest SLP:       on   
Dptr fm normal     M      Lowest SLP:       on   
===============================================================================
# = LAST OF SEVERAL OCCURRENCES