573 
CDUS43 KDTX 250541
CLIMBS


CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI                          
1241 AM EST MON DEC 25 2017


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

...THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 24 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         22    217 PM  31     -9       37                   
  MINIMUM         16    506 AM  19     -3       33                   
  AVERAGE         19            25     -6                           
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.09          0.05   0.04                         
  MONTH TO DATE    1.00          1.46  -0.46                         
  SINCE DEC 1      1.00          1.46  -0.46                         
  SINCE JAN 1     37.72         31.14   6.58                         
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        1.6                                               
  MONTH TO DATE   12.3                                               
  SINCE DEC 1     12.3                                               
  SINCE JUL 1     12.3                                               
  SNOW DEPTH       1                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       46                    6                            
  MONTH TO DATE  875                   -7                            
  SINCE DEC 1    875                   -7                            
  SINCE JUL 1   2106                 -249                            
                                                                     
 COOLING                                                             
  YESTERDAY        0                    0                            
  MONTH TO DATE    0                    0                            
  SINCE DEC 1      0                    0                            
  SINCE JAN 1    665                  108                            
......................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     4.6                                         


                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    91                                                       
 LOWEST     67                                                       
 AVERAGE    79                                                       

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

                                                                     
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY
                         NORMAL                                      
 MAXIMUM TEMPERATURE (F)   31                                        
 MINIMUM TEMPERATURE (F)   19                                        

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 25 2017......SUNRISE   808 AM EST   SUNSET   505 PM EST   
DECEMBER 26 2017......SUNRISE   808 AM EST   SUNSET   506 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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