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CDUS45 KMSO 190737
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1237 AM MST THU DEC 19 2013


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

...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 18 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         46   1220 AM  55    1979  29     17       21       
  MINIMUM         29   1159 PM -32    1924   4     25       -3       
  AVERAGE         38                        17     21        9      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.24 1925   0.02  -0.02     0.00    
  MONTH TO DATE    0.13                      0.30  -0.17     0.24    
  SINCE OCT 1      0.95                      1.68  -0.73     1.57    
  SINCE JAN 1     11.23                     12.56  -1.33     9.00    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       27                        48    -21       56       
  MONTH TO DATE  927                       849     78      749       
  SINCE DEC 1    927                       849     78      749       
  SINCE JUL 1   3187                      3339   -152     3011       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    104                        81     23      121       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED     7.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    72           900 PM                                     
 LOWEST     27           200 AM                                     
 AVERAGE    50                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        52      2004                    
 MINIMUM TEMPERATURE (F)    4       -27      1945                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 19 2013......SUNRISE   808 AM MST   SUNSET   447 PM MST   
DECEMBER 20 2013......SUNRISE   808 AM MST   SUNSET   447 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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