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CDUS45 KMSO 200738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT MON AUG 20 2018


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

...THE BUTTE MT CLIMATE SUMMARY FOR AUGUST 19 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         78    446 PM  93    1942  79     -1       81       
  MINIMUM         44    532 AM  30    1995  44      0       46       
  AVERAGE         61                        61      0       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.73 1979   0.05  -0.05     0.00    
  MONTH TO DATE    0.81                      0.84  -0.03     0.15    
  SINCE OCT 1     12.19                     11.25   0.94    11.98    
  SINCE JAN 1     10.75                      9.36   1.39     8.76    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                               
  SINCE JAN 1     MM                                               
  SINCE JUL 1     MM                                               
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        4                         4      0        1       
  MONTH TO DATE   33                        56    -23       46       
  SINCE JUN 1    349                       443    -94      289       
  SINCE JUL 1     80                       156    -76       54       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   33                        21     12        7       
  SINCE JUN 1     90                        72     18      110       
  SINCE JAN 1     90                        72     18      110       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     N (340)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     4.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           300 AM                                     
 LOWEST     28           500 PM                                     
 AVERAGE    61                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   79        91      1973                    
 MINIMUM TEMPERATURE (F)   43        31      1938                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 20 2018........SUNRISE   636 AM MDT   SUNSET   830 PM MDT   
AUGUST 21 2018........SUNRISE   637 AM MDT   SUNSET   828 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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