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CDUS45 KMSO 220738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
138 AM MDT SUN OCT 22 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR OCTOBER 21 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         42    300 PM  75    2003  53    -11       61       
  MINIMUM         31    240 AM   9    1996  25      6       36       
  AVERAGE         37                        39     -2       49      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.73 1974   0.03  -0.03     0.00    
  MONTH TO DATE    0.15                      0.57  -0.42     1.43    
  SINCE OCT 1      0.15                      0.57  -0.42     1.43    
  SINCE JAN 1     10.68                     11.45  -0.77     8.81    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       28                        26      2       16       
  MONTH TO DATE  529                       471     58      488       
  SINCE SEP 1    937                       864     73      910       
  SINCE JUL 1   1010                      1092    -82     1208       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE SEP 1      5                         2      3        3       
  SINCE JAN 1    129                        81     48       57       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     4.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    85           200 AM                                     
 LOWEST     41           200 PM                                     
 AVERAGE    63                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   53        79      2003                    
 MINIMUM TEMPERATURE (F)   25        13      1957                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 22 2017.......SUNRISE   757 AM MDT   SUNSET   631 PM MDT   
OCTOBER 23 2017.......SUNRISE   758 AM MDT   SUNSET   630 PM MDT   

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




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