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CDUS45 KMSO 160750
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
150 AM MDT WED MAY 16 2012


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 15 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         83R   331 PM  81    1973  61     22       63       
  MINIMUM         44    434 AM  21    2004  34     10       36       
  AVERAGE         64                        47     17       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.02 1952   0.06  -0.06     0.03    
  MONTH TO DATE    0.26                      0.80  -0.54     0.67    
  SINCE OCT 1      4.22                      5.52  -1.30     4.67    
  SINCE JAN 1      2.96                      3.63  -0.67     2.87    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        1                        18    -17       15       
  MONTH TO DATE  300                       297      3      316       
  SINCE MAR 1   1871                      2119   -248     2276       
  SINCE JUL 1   8011                      8688   -677     8948       
                                                                     
 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    20   HIGHEST WIND DIRECTION     N (20)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     N (20)       
  AVERAGE WIND SPEED     3.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    48          1100 PM                                     
 LOWEST      9           400 PM                                     
 AVERAGE    29                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   61        84      1988                    
 MINIMUM TEMPERATURE (F)   34        21      1986                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 16 2012...........SUNRISE   556 AM MDT   SUNSET   857 PM MDT   
MAY 17 2012...........SUNRISE   555 AM MDT   SUNSET   858 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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