Explanation of the Preliminary Monthly Climate Data (F6) Product

These data are preliminary and have not undergone final quality control by the National Climatic Data Center (NCDC). Therefore, these data are subject to revision. Final and certified climate data can be accessed at the NCDC - http://www.ncdc.noaa.gov.

WFO Monthly/Daily Climate Data


 000
 CXUS53 KARX 010801
 CF6RST
 PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
 
                                           STATION:   ROCHESTER
                                           MONTH:     APRIL
                                           YEAR:      2006
                                           LATITUDE:   43 55 N                   
                                           LONGITUDE:  92 30 W                   
 
   TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND 
 ================================================================================
 1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                           AVG MX 2MIN
 DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
 ================================================================================
 
  1  49  36  43   5  22   0 0.00  0.0    0  9.6 22 330   M    M   8        26 320
  2  42  37  40   1  25   0 1.00  0.0    0 15.7 25 110   M    M  10 13     32 110
  3  48  35  42   3  23   0    T  0.0    0 21.2 31 350   M    M   3        41 350
  4  53  31  42   2  23   0 0.00  0.0    0 11.1 20 310   M    M   0 8      23 310
  5  61  33  47   7  18   0 0.00  0.0    0 11.9 22 160   M    M   3        26 160
  6  56  45  51  11  14   0 0.31  0.0    0 15.6 23  90   M    M   8 138    29 120
  7  48  30  39  -2  26   0 1.52  0.0    0 19.1 30  50   M    M   5 13     35  40
  8  50  26  38  -3  27   0 0.00  0.0    0  5.8 14 310   M    M   0        17 340
  9  59  30  45   3  20   0 0.00  0.0    0 13.6 25 210   M    M   0        30 210
 10  77  44  61  19   4   0 0.00  0.0    0 18.7 28 190   M    M   0        36 180
 11  71  52  62  19   3   0 0.00  0.0    0 14.8 26 190   M    M   1        31 190
 12  73  51  62  19   3   0 0.01  0.0    0 12.5 25 340   M    M   3 138    31 310
 13  82  46  64  20   1   0    T  0.0    0 12.7 31 210   M    M   0        36 200
 14  76  49  63  19   2   0 0.00  0.0    0 11.3 24 330   M    M   0        28 320
 15  75  43  59  14   6   0    T  0.0    0 13.9 28 140   M    M   0        30 150
 16  58  47  53   8  12   0 1.20  0.0    0 17.1 31 100   M    M   7 1      37 100
 17  65  43  54   9  11   0 0.00  0.0    0 13.6 21 120   M    M   1        24 150
 18  68  42  55   9  10   0 0.00  0.0    0 20.0 32 140   M    M   2        39 140
 19  66  43  55   9  10   0 0.08  0.0    0 12.5 29 240   M    M   4 1      35 220
 20  55  41  48   1  17   0 0.04  0.0    0 15.3 24 230   M    M   6        31 230
 21  56  41  49   2  16   0 0.23  0.0    0  9.2 23 320   M    M   7 1      26 310
 22  59  42  51   3  14   0 0.00  0.0    0 10.9 21 340   M    M   5 12     23 340
 23  69  42  56   8   9   0 0.00  0.0    0 10.2 20  40   M    M   0        24 350
 24  71  39  55   7  10   0 0.09  0.0    0 15.0 28  30   M    M   2 18     32  30
 25  54  36  45  -4  20   0    T  0.0    0 12.7 26  50   M    M   2        32  60
 26  65  36  51   2  14   0 0.00  0.0    0 11.5 20 280   M    M   0 8      23 300
 27  70  40  55   5  10   0 0.00  0.0    0  7.5 13 310   M    M   0        14 200
 28  59  48  54   4  11   0    T  0.0    0 12.0 20 110   M    M   6        25 180
 29  56  49  53   2  12   0 0.44  0.0    0 15.8 25 110   M    M  10 1      31 110
 30  61  51  56   5   9   0 0.59  0.0    0 20.9 31 160   M    M  10 18     38 160
 ================================================================================
 SM 1852 1228       402   0  5.51     0.0 411.7          M      103              
 ================================================================================
 AV 61.7 40.9                              13.7 FASTST  PSBL  %   3    MAX(MPH)  
                                  MISC ---->  # 32 140               # 41  350   
 ================================================================================
 NOTES:
 # LAST OF SEVERAL OCCURRENCES
 
 COLUMN 17 PEAK WIND IN M.P.H.
 
 PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
 
                                           STATION:  ROCHESTER
                                           MONTH:    APRIL
                                           YEAR:     2006
                                           LATITUDE:   43 55 N                   
                                           LONGITUDE:  92 30 W                   
 
 [TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16    
 
 AVERAGE MONTHLY: 51.3   TOTAL FOR MONTH:   5.51    1 = FOG OR MIST              
 DPTR FM NORMAL:   6.6   DPTR FM NORMAL:    2.50    2 = FOG REDUCING VISIBILITY  
 HIGHEST:    82 ON 13    GRTST 24HR  1.83 ON  6- 7      TO 1/4 MILE OR LESS      
 LOWEST:     26 ON  8                               3 = THUNDER                  
                         SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS              
                         TOTAL MONTH:   0.0 INCH    5 = HAIL                     
                         GRTST 24HR     0.0         6 = FREEZING RAIN OR DRIZZLE 
                         GRTST DEPTH:   0           7 = DUSTSTORM OR SANDSTORM:  
                                                        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:   7                                  
 MIN 32 OR BELOW:   4    0.50 INCH OR MORE:   4                                  
 MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   3                                  
 
 [HDD (BASE 65) ]                                                                
 TOTAL THIS MO.   402    CLEAR  (SCALE 0-3)  18                                  
 DPTR FM NORMAL  -207    PTCLDY (SCALE 4-7)   7                                  
 TOTAL FM JUL 1  6701    CLOUDY (SCALE 8-10)  5                                  
 DPTR FM NORMAL -1261                                                            
 
 [CDD (BASE 65) ]                                                                
 TOTAL THIS MO.     0                                                            
 DPTR FM NORMAL    -1    [PRESSURE DATA]                                         
 TOTAL FM JAN 1     0    HIGHEST SLP M ON M                                      
 DPTR FM NORMAL    -1    LOWEST  SLP M ON M                                      
 
 [REMARKS]
 #FINAL-04-06#