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CDUS45 KMSO 170737
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT FRI AUG 17 2012


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

...THE BUTTE MT CLIMATE SUMMARY FOR AUGUST 16 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         81    502 PM  93    1966  80      1       76       
  MINIMUM         41    440 AM  33    1935  44     -3       37       
  AVERAGE         61                        62     -1       57      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.85 1956   0.05  -0.05     0.00    
  MONTH TO DATE    0.06                      0.70  -0.64     0.64    
  SINCE OCT 1      8.47                     11.11  -2.64    11.89    
  SINCE JAN 1      7.21                      9.22  -2.01    10.09    
                                                                     
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        8       
  MONTH TO DATE   26                        44    -18       44       
  SINCE JUN 1    319                       431   -112      498       
  SINCE JUL 1     46                       144    -98      129       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE   21                        18      3        1       
  SINCE JUN 1    115                        69     46       32       
  SINCE JAN 1    115                        69     46       32       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     3.4                                         

                                                                     
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    83           200 AM                                     
 LOWEST     22           300 PM                                     
 AVERAGE    53                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   80        93      1919                    
 MINIMUM TEMPERATURE (F)   44        30      1946                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 17 2012........SUNRISE   633 AM MDT   SUNSET   834 PM MDT   
AUGUST 18 2012........SUNRISE   634 AM MDT   SUNSET   832 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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