000 
CDUS45 KMSO 230746
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
143 AM MDT THU SEP 23 2004

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

...THE BUTTE CLIMATE SUMMARY FOR SEPTEMBER 22 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         52    602 PM  86    1987  65    -13       75       
  MINIMUM         39    329 AM  19    1993  33      6       27       
  AVERAGE         46                        49     -3       51      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.02          0.61 1951   0.03  -0.01     0.00    
  MONTH TO DATE    1.33                      0.84   0.49     0.15    
  SINCE OCT 1     10.89                     12.53  -1.64     9.40    
  SINCE JAN 1     10.15                     10.61  -0.46     8.93    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                               
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       19                        16      3       14       
  MONTH TO DATE  349                       279     70      274       
  SINCE SEP 1    349                       279     70      274       
  SINCE JUL 1    616                       573     43      374       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    1                         5     -4        0       
  SINCE SEP 1      1                         5     -4        0       
  SINCE JAN 1     53                       126    -73      178       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     4.5                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           900 PM                                     
 LOWEST     63           200 PM                                     
 AVERAGE    82                                                       
..........................................................
                                                                     
THE BUTTE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        87      1987                    
 MINIMUM TEMPERATURE (F)   33        15      1934                    
                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 23 2004.....SUNRISE   719 AM MDT   SUNSET   725 PM MDT   
SEPTEMBER 24 2004.....SUNRISE   720 AM MDT   SUNSET   723 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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