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CDUS45 KMSO 170739
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1238 AM MST SAT DEC 17 2005

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

...THE BUTTE CLIMATE SUMMARY FOR DECEMBER 16 2005...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1895 TO 2005

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         14    617 PM  58    1980  29    -15       42       
  MINIMUM          7   1159 PM -36    1964   5      2       11       
  AVERAGE         11                        17     -6       27      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.03          0.48 1927   0.01   0.02     0.00    
  MONTH TO DATE    0.23                      0.30  -0.07     0.02    
  SINCE OCT 1      2.21                      1.69   0.52     0.42    
  SINCE JAN 1     12.86                     12.55   0.31    10.59    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       54                        48      6       38       
  MONTH TO DATE  919                       740    179      580       
  SINCE DEC 1    919                       740    179      580       
  SINCE JUL 1   3337                      3329      8     3095       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1     69                       127    -58       53       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED     2.0                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  SNOW                                                               
  LIGHT SNOW                                                         
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           100 PM                                     
 LOWEST     67           900 PM                                     
 AVERAGE    80                                                       
..........................................................
                                                                     
THE BUTTE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        53      1980                    
 MINIMUM TEMPERATURE (F)    5       -38      1964                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 17 2005......SUNRISE   807 AM MST   SUNSET   446 PM MST   
DECEMBER 18 2005......SUNRISE   807 AM MST   SUNSET   446 PM MST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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