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CDUS45 KMSO 240738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
138 AM MDT SUN SEP 24 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 23 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         46    510 PM  87    1987  65    -19       52       
  MINIMUM         31   1049 PM  15    1934  33     -2       38       
  AVERAGE         39                        49    -10       45      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.22 1917   0.03  -0.03     0.11    
  MONTH TO DATE    1.66                      0.79   0.87     1.22    
  SINCE OCT 1     13.65                     12.56   1.09    10.02    
  SINCE JAN 1     10.43                     10.67  -0.24     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       26                        16     10       20       
  MONTH TO DATE  269                       270     -1      337       
  SINCE SEP 1    269                       270     -1      337       
  SINCE JUL 1    342                       498   -156      635       
                                                                     
 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    13   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     3.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           300 AM                                     
 LOWEST     49           200 PM                                     
 AVERAGE    75                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        85      2014                    
                                             2009                    
                                             2001                    
 MINIMUM TEMPERATURE (F)   33         3      1926                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 24 2017.....SUNRISE   720 AM MDT   SUNSET   723 PM MDT   
SEPTEMBER 25 2017.....SUNRISE   721 AM MDT   SUNSET   721 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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