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CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
147 AM MDT WED OCT 31 2012


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

...THE BUTTE MT CLIMATE SUMMARY FOR OCTOBER 30 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         59    341 PM  69    1987  49     10       60       
  MINIMUM         29    631 AM -23    1991  23      6       20       
  AVERAGE         44                        36      8       40      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.30 2000   0.02  -0.02     0.00    
  MONTH TO DATE    0.36                      0.76  -0.40     0.72    
  SINCE OCT 1      0.36                      0.76  -0.40     0.72    
  SINCE JAN 1      7.79                     11.64  -3.85    11.29    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       21                        29     -8       25       
  MONTH TO DATE  764                       719     45      644       
  SINCE SEP 1   1077                      1112    -35      917       
  SINCE JUL 1   1169                      1340   -171     1078       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE SEP 1      0                         2     -2        2       
  SINCE JAN 1    121                        81     40       48       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     4.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           600 AM                                     
 LOWEST     32          1200 PM                                     
 AVERAGE    62                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   48        66      2008                    
 MINIMUM TEMPERATURE (F)   23       -11      2002                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 31 2012.......SUNRISE   810 AM MDT   SUNSET   617 PM MDT   
NOVEMBER  1 2012......SUNRISE   811 AM MDT   SUNSET   615 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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