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CDUS45 KMSO 220742
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1239 AM MST WED DEC 22 2004

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

...THE BUTTE CLIMATE SUMMARY FOR DECEMBER 21 2004...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1895 TO 2004

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         26   1208 PM  50    1940  29     -3       35       
  MINIMUM         15    522 AM -43    1983   4     11       10       
  AVERAGE         21                        17      4       23      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01          0.24 1988   0.01   0.00      T      
  MONTH TO DATE    0.03                      0.35  -0.32     0.32    
  SINCE OCT 1      0.43                      1.74  -1.31     0.69    
  SINCE JAN 1     10.60                     12.60  -2.00     9.62    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                             
  SINCE JUL 1     MM                                               
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       44                        48     -4       42       
  MONTH TO DATE  760                       980   -220      867       
  SINCE DEC 1    760                       980   -220      867       
  SINCE JUL 1   3275                      3569   -294     3287       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1     53                       127    -74      178       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     4.2                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           600 PM                                     
 LOWEST     52           100 AM                                     
 AVERAGE    72                                                       
..........................................................
                                                                     
THE BUTTE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        53      1933                    
 MINIMUM TEMPERATURE (F)    4       -44      1990                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 22 2004......SUNRISE   809 AM MST   SUNSET   448 PM MST   
DECEMBER 23 2004......SUNRISE   810 AM MST   SUNSET   449 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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