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CDUS45 KMSO 200740
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
139 AM MDT FRI AUG 20 2004

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

...THE BUTTE CLIMATE SUMMARY FOR AUGUST 19 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         74    240 PM  93    1942  79     -5       88       
  MINIMUM         46    652 AM  30    1995  43      3       46       
  AVERAGE         60                        61     -1       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.06          0.73 1979   0.04   0.02      T      
  MONTH TO DATE    0.84                      0.88  -0.04     0.69    
  SINCE OCT 1      8.38                     11.21  -2.83     8.19    
  SINCE JAN 1      7.64                      9.29  -1.65     7.72    
                                                                     
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        5                         6     -1        0       
  MONTH TO DATE   52                        82    -30       12       
  SINCE JUN 1    467                       489    -22      361       
  SINCE JUL 1    155                       211    -56       57       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        2       
  MONTH TO DATE   12                        38    -26       55       
  SINCE JUN 1     52                       102    -50      166       
  SINCE JAN 1     52                       102    -50      169       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     N (20)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     N (20)       
  AVERAGE WIND SPEED     4.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  LIGHT RAIN                                                         
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           400 AM                                     
 LOWEST     35           200 PM                                     
 AVERAGE    68                                                       
..........................................................
                                                                     
THE BUTTE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        91      1973                    
 MINIMUM TEMPERATURE (F)   43        31      1938                    
                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 20 2004........SUNRISE   636 AM MDT   SUNSET   829 PM MDT   
AUGUST 21 2004........SUNRISE   638 AM MDT   SUNSET   827 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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