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CDUS45 KMSO 190746
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
145 AM MDT SUN MAY 19 2013


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 18 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         56    222 PM  84    2009  62     -6       59       
  MINIMUM         42    534 AM  21    1960  35      7       31       
  AVERAGE         49                        48      1       45      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.03          1.09 1944   0.07  -0.04      T      
  MONTH TO DATE    0.52                      1.01  -0.49     0.29    
  SINCE OCT 1      3.05                      5.73  -2.68     4.25    
  SINCE JAN 1      1.42                      3.84  -2.42     2.99    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       16                        17     -1       20       
  MONTH TO DATE  274                       348    -74      338       
  SINCE MAR 1   2176                      2170      6     1909       
  SINCE JUL 1   8554                      8739   -185     8049       
                                                                     
 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    22   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     7.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           300 AM                                     
 LOWEST     47           200 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   62        85      1954                    
 MINIMUM TEMPERATURE (F)   35        22      2003                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 19 2013...........SUNRISE   553 AM MDT   SUNSET   900 PM MDT   
MAY 20 2013...........SUNRISE   552 AM MDT   SUNSET   902 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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