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CDUS45 KMSO 120744
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
144 AM MDT SAT MAY 12 2012


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 11 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         58    402 PM  81    1960  60     -2       62       
  MINIMUM         20    558 AM  15    1967  33    -13       27       
  AVERAGE         39                        46     -7       45      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.60 1925   0.06  -0.06     0.00    
  MONTH TO DATE    0.26                      0.56  -0.30     0.64    
  SINCE OCT 1      4.22                      5.28  -1.06     4.64    
  SINCE JAN 1      2.96                      3.39  -0.43     2.84    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       26                        19      7       20       
  MONTH TO DATE  255                       224     31      255       
  SINCE MAR 1   1826                      2046   -220     2215       
  SINCE JUL 1   7966                      8615   -649     8887       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    SE (150)      
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     3.5                                         

                                                                     
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    77           600 AM                                     
 LOWEST      6           200 PM                                     
 AVERAGE    42                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   60        82      2001                    
                                             1960                    
 MINIMUM TEMPERATURE (F)   33        16      1985                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 12 2012...........SUNRISE   601 AM MDT   SUNSET   852 PM MDT   
MAY 13 2012...........SUNRISE   600 AM MDT   SUNSET   854 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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