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CDUS41 KBUF 210957
CLIROC


CLIMATE REPORT
NATIONAL WEATHER SERVICE BUFFALO NY                                  
557 AM EDT THU APR 21 2011


................................... 

...THE ROCHESTER NY CLIMATE SUMMARY FOR APRIL 20 2011...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1830 TO 2011


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         63   1159 AM  86    1941  57      6       65       
  MINIMUM         39    120 AM  20    1904  37      2       35       
                                      1897                          
  AVERAGE         51                        47      4       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        1.41R         1.41 2011   0.09   1.32     0.00    
  MONTH TO DATE    3.62                      1.85   1.77     0.96    
  SINCE MAR 1      6.29                      4.43   1.86     3.05    
  SINCE JAN 1     10.69                      8.81   1.88     7.69    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           5.6  1901   0.1   -0.1      0.0     
  MONTH TO DATE    T                         4.1   -4.1       T      
  SINCE MAR 1     15.1                      20.7   -5.6       T      
  SINCE JUL 1    127.0                      98.8   28.2     89.6     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       14                        18     -4       15       
  MONTH TO DATE  416                       426    -10      232       
  SINCE MAR 1   1376                      1384     -8     1002       
  SINCE JUL 1   6372                      6237    135     5893       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0       10       
  SINCE MAR 1      0                         1     -1       10       
  SINCE JAN 1      0                         1     -1       10       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    40   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    55   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED    16.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           200 AM                                     
 LOWEST     66           200 PM                                     
 AVERAGE    83                                                       

..........................................................

                                                                     
THE ROCHESTER NY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   58        87      1973                    
 MINIMUM TEMPERATURE (F)   37        20      1875                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 21 2011.........SUNRISE   620 AM EDT   SUNSET   800 PM EDT   
APRIL 22 2011.........SUNRISE   618 AM EDT   SUNSET   801 PM EDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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