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CDUS45 KMSO 120739
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1238 AM MST SUN DEC 12 2004

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

...THE BUTTE CLIMATE SUMMARY FOR DECEMBER 11 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         51R  1044 AM  50    1933  30     21       25       
  MINIMUM         33   1159 PM -36    1932   6     27        9       
  AVERAGE         42                        18     24       17      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.28 1919   0.02  -0.02      T      
  MONTH TO DATE    T                         0.22  -0.22     0.26    
  SINCE OCT 1      0.40                      1.61  -1.21     0.63    
  SINCE JAN 1     10.57                     12.47  -1.90     9.56    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       23                        47    -24       48       
  MONTH TO DATE  389                       503   -114      433       
  SINCE DEC 1    389                       503   -114      433       
  SINCE JUL 1   2904                      3092   -188     2853       
                                                                     
 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    22   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED     8.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  LIGHT SNOW                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92          1000 PM                                     
 LOWEST     39           900 AM                                     
 AVERAGE    66                                                       
..........................................................
                                                                     
THE BUTTE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   30        60      1924                    
 MINIMUM TEMPERATURE (F)    6       -28      1919                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 12 2004......SUNRISE   803 AM MST   SUNSET   445 PM MST   
DECEMBER 13 2004......SUNRISE   804 AM MST   SUNSET   445 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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