000 
CDUS45 KMSO 190741
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
139 AM MDT MON SEP 19 2005

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

...THE BUTTE CLIMATE SUMMARY FOR SEPTEMBER 18 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         56    440 PM  91    1981  66    -10       53       
  MINIMUM         36   1159 PM   6    1965  34      2       34       
  AVERAGE         46                        50     -4       44      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.74 1976   0.04  -0.04     0.37    
  MONTH TO DATE    0.96                      0.72   0.24     0.97    
  SINCE OCT 1     11.07                     12.41  -1.34    10.53    
  SINCE JAN 1     10.30                     10.49  -0.19     9.79    
                                                                     
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       19                        15      4       21       
  MONTH TO DATE  219                       216      3      249       
  SINCE SEP 1    219                       216      3      249       
  SINCE JUL 1    444                       510    -66      516       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         5     -5        1       
  SINCE SEP 1      0                         5     -5        1       
  SINCE JAN 1     69                       126    -57       53       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     4.1                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           400 AM                                     
 LOWEST     47           500 PM                                     
 AVERAGE    70                                                       
..........................................................
                                                                     
THE BUTTE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   66        86      1956                    
 MINIMUM TEMPERATURE (F)   34        16      1983                    
                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 19 2005.....SUNRISE   713 AM MDT   SUNSET   733 PM MDT   
SEPTEMBER 20 2005.....SUNRISE   715 AM MDT   SUNSET   731 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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