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CDUS45 KMSO 110737
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT FRI MAY 11 2012


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 10 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         49    344 PM  81    1940  60    -11       55       
  MINIMUM         33   1141 PM  18    1946  32      1       34       
  AVERAGE         41                        46     -5       45      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.07          1.03 1967   0.06   0.01     0.01    
  MONTH TO DATE    0.26                      0.50  -0.24     0.64    
  SINCE OCT 1      4.22                      5.22  -1.00     4.64    
  SINCE JAN 1      2.96                      3.33  -0.37     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       24                        19      5       20       
  MONTH TO DATE  229                       205     24      235       
  SINCE MAR 1   1800                      2027   -227     2195       
  SINCE JUL 1   7940                      8596   -656     8867       
                                                                     
 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    25   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED    13.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82           400 AM                                     
 LOWEST     14           300 PM                                     
 AVERAGE    48                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   60        81      1960                    
 MINIMUM TEMPERATURE (F)   33        15      1967                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 11 2012...........SUNRISE   602 AM MDT   SUNSET   851 PM MDT   
MAY 12 2012...........SUNRISE   601 AM MDT   SUNSET   852 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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