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CDUS45 KMSO 100738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1238 AM MST SUN DEC 10 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 9 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         29    300 PM  57    1957  29      0       21       
  MINIMUM          2    705 AM -40    1972   6     -4        0       
  AVERAGE         16                        18     -2       11      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.30 1904   0.02  -0.02     0.01    
  MONTH TO DATE    0.03                      0.16  -0.13     0.02    
  SINCE OCT 1      0.94                      1.54  -0.60     2.80    
  SINCE JAN 1     11.47                     12.42  -0.95    10.18    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       49                        48      1       54       
  MONTH TO DATE  378                       417    -39      452       
  SINCE DEC 1    378                       417    -39      452       
  SINCE JUL 1   2773                      2907   -134     2746       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    129                        81     48       57       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED     6   HIGHEST WIND DIRECTION    SE (140)      
  HIGHEST GUST SPEED     7   HIGHEST GUST DIRECTION    SE (140)      
  AVERAGE WIND SPEED     1.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    87           700 AM                                     
 LOWEST     53           300 PM                                     
 AVERAGE    70                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        57      1990                    
 MINIMUM TEMPERATURE (F)    5       -34      1961                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 10 2017......SUNRISE   801 AM MST   SUNSET   445 PM MST   
DECEMBER 11 2017......SUNRISE   802 AM MST   SUNSET   445 PM MST   

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




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