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CDUS45 KMSO 130738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT THU SEP 13 2018


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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 12 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         57    318 PM  87    1981  70    -13       85       
  MINIMUM         40   1144 PM  18    1989  37      3       39       
  AVERAGE         49                        53     -4       62      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          0.45 1978   0.03   0.01     0.00    
  MONTH TO DATE    0.04                      0.44  -0.40     0.10    
  SINCE OCT 1     12.70                     12.21   0.49    12.09    
  SINCE JAN 1     11.26                     10.32   0.94     8.87    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       16                        12      4        3       
  MONTH TO DATE   91                       116    -25       26       
  SINCE SEP 1     91                       116    -25       26       
  SINCE JUL 1    287                       344    -57       99       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        4       
  SINCE SEP 1      0                         0      0        4       
  SINCE JAN 1     90                        79     11      128       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    NW (300)      
  AVERAGE WIND SPEED     4.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    83           900 PM                                     
 LOWEST     40           200 PM                                     
 AVERAGE    62                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        87      1981                    
 MINIMUM TEMPERATURE (F)   37        22      1974                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 13 2018.....SUNRISE   706 AM MDT   SUNSET   745 PM MDT   
SEPTEMBER 14 2018.....SUNRISE   707 AM MDT   SUNSET   743 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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