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CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
138 AM MDT SAT MAY 11 2013


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 10 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         72    507 PM  81    1940  60     12       49       
  MINIMUM         33    531 AM  18    1946  32      1       33       
  AVERAGE         53                        46      7       41      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.03 1967   0.06  -0.06     0.07    
  MONTH TO DATE    0.04                      0.50  -0.46     0.26    
  SINCE OCT 1      2.57                      5.22  -2.65     4.22    
  SINCE JAN 1      0.94                      3.33  -2.39     2.96    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       12                        19     -7       24       
  MONTH TO DATE  184                       205    -21      229       
  SINCE MAR 1   2086                      2027     59     1800       
  SINCE JUL 1   8464                      8596   -132     7940       
                                                                     
 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 (10)       
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     7.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           500 AM                                     
 LOWEST     14           600 PM                                     
 AVERAGE    52                                                       

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

                                                                     
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 2013...........SUNRISE   602 AM MDT   SUNSET   851 PM MDT   
MAY 12 2013...........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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