171 
CDUS43 KDTX 210539
CLIMBS


CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI                          
139 AM EDT SAT OCT 21 2017


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

...THE TRI CITIES MI CLIMATE SUMMARY FOR OCTOBER 20 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1898 TO 2017


WEATHER ITEM   OBSERVED TIME   NORMAL DEPARTURE LAST                 
                VALUE   (LST)  VALUE  FROM      YEAR                 
                                      NORMAL                         
......................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         77    351 PM  58     19       58                   
  MINIMUM         41    549 AM  39      2       48                   
  AVERAGE         59            48     11                           
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.07  -0.07                         
  MONTH TO DATE    1.97          1.72   0.25                         
  SINCE SEP 1      2.41          5.55  -3.14                         
  SINCE JAN 1     32.19         26.07   6.12                         
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE SEP 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        6                  -11                            
  MONTH TO DATE  111                 -162                            
  SINCE SEP 1    213                 -219                            
  SINCE JUL 1    235                 -237                            
                                                                     
 COOLING                                                             
  YESTERDAY        0                    0                            
  MONTH TO DATE   17                   15                            
  SINCE SEP 1    143                   93                            
  SINCE JAN 1    661                  107                            
......................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED     9.5                                         


                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82                                                       
 LOWEST     39                                                       
 AVERAGE    61                                                       

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

                                                                     
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY
                         NORMAL                                      
 MAXIMUM TEMPERATURE (F)   57                                        
 MINIMUM TEMPERATURE (F)   39                                        

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 21 2017.......SUNRISE   758 AM EDT   SUNSET   643 PM EDT   
OCTOBER 22 2017.......SUNRISE   759 AM EDT   SUNSET   641 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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