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CDUS45 KMSO 290738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT FRI SEP 29 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 28 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         68    114 PM  82    2010  63      5       75       
                                      1970                          
  MINIMUM         29    626 AM  17    1985  32     -3       36       
  AVERAGE         49                        47      2       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.96 1940   0.03  -0.03     0.00    
  MONTH TO DATE    1.67                      0.94   0.73     1.22    
  SINCE OCT 1     13.66                     12.71   0.95    10.02    
  SINCE JAN 1     10.44                     10.82  -0.38     7.28    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       16                        18     -2        9       
  MONTH TO DATE  372                       356     16      406       
  SINCE SEP 1    372                       356     16      406       
  SINCE JUL 1    445                       584   -139      704       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    5                         0      5        3       
  SINCE SEP 1      5                         0      5        3       
  SINCE JAN 1    129                        79     50       57       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SE (150)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SE (140)      
  AVERAGE WIND SPEED     5.2                                         

                                                                     
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    92           300 AM                                     
 LOWEST     22           500 PM                                     
 AVERAGE    57                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   62        84      1963                    
 MINIMUM TEMPERATURE (F)   31        10      1985                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 29 2017.....SUNRISE   726 AM MDT   SUNSET   713 PM MDT   
SEPTEMBER 30 2017.....SUNRISE   728 AM MDT   SUNSET   711 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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