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CDUS45 KMSO 110738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1238 AM MST MON DEC 11 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 10 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         33    328 PM  57    1990  29      4       33       
  MINIMUM          3    653 AM -34    1961   5     -2        0       
  AVERAGE         18                        17      1       17      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.36 1916   0.01  -0.01     0.01    
  MONTH TO DATE    0.03                      0.17  -0.14     0.03    
  SINCE OCT 1      0.94                      1.55  -0.61     2.81    
  SINCE JAN 1     11.47                     12.43  -0.96    10.19    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       47                        48     -1       48       
  MONTH TO DATE  425                       465    -40      500       
  SINCE DEC 1    425                       465    -40      500       
  SINCE JUL 1   2820                      2955   -135     2794       
                                                                     
 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     7   HIGHEST WIND DIRECTION    SE (120)      
  HIGHEST GUST SPEED     8   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     2.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    83           400 AM                                     
 LOWEST     43           300 PM                                     
 AVERAGE    63                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        51      2004                    
 MINIMUM TEMPERATURE (F)    5       -36      1932                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 11 2017......SUNRISE   802 AM MST   SUNSET   445 PM MST   
DECEMBER 12 2017......SUNRISE   803 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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