616 
CDUS43 KDTX 270537
CLIMBS


CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI                          
1237 AM EST WED DEC 27 2017


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

...THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 26 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          9    302 PM  31    -22       54                   
  MINIMUM         -3   1151 PM  18    -21       33                   
  AVERAGE          3            25    -22                           
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.06  -0.06                         
  MONTH TO DATE    1.00          1.58  -0.58                         
  SINCE DEC 1      1.00          1.58  -0.58                         
  SINCE JAN 1     37.72         31.26   6.46                         
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE   12.3                                               
  SINCE DEC 1     12.3                                               
  SINCE JUL 1     12.3                                               
  SNOW DEPTH       2                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       62                   22                            
  MONTH TO DATE  990                   28                            
  SINCE DEC 1    990                   28                            
  SINCE JUL 1   2221                 -214                            
                                                                     
 COOLING                                                             
  YESTERDAY        0                    0                            
  MONTH TO DATE    0                    0                            
  SINCE DEC 1      0                    0                            
  SINCE JAN 1    665                  108                            
......................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED    10.2                                         


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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86                                                       
 LOWEST     57                                                       
 AVERAGE    72                                                       

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

                                                                     
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY
                         NORMAL                                      
 MAXIMUM TEMPERATURE (F)   31                                        
 MINIMUM TEMPERATURE (F)   18                                        

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 27 2017......SUNRISE   809 AM EST   SUNSET   507 PM EST   
DECEMBER 28 2017......SUNRISE   809 AM EST   SUNSET   507 PM EST   

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




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