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CDUS45 KMSO 180810
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
209 AM MDT SUN SEP 18 2005

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

...THE BUTTE CLIMATE SUMMARY FOR SEPTEMBER 17 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         49    515 PM  90    1981  66    -17       67       
  MINIMUM         43   1111 AM   9    1965  35      8       33       
  AVERAGE         46                        50     -4       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.56          1.45 1908   0.04   0.52      T      
  MONTH TO DATE    0.96                      0.68   0.28     0.60    
  SINCE OCT 1     11.07                     12.37  -1.30    10.16    
  SINCE JAN 1     10.30                     10.45  -0.15     9.42    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                               
  SINCE JAN 1     MM                                               
  SINCE JUL 1     MM                                              
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       19                        15      4       15       
  MONTH TO DATE  200                       201     -1      228       
  SINCE SEP 1    200                       201     -1      228       
  SINCE JUL 1    425                       495    -70      495       
                                                                     
 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    21   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     4.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           500 AM                                     
 LOWEST     71           300 PM                                     
 AVERAGE    86                                                       
..........................................................
                                                                     
THE BUTTE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   66        91      1981                    
 MINIMUM TEMPERATURE (F)   34         6      1965                    
                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 18 2005.....SUNRISE   712 AM MDT   SUNSET   735 PM MDT   
SEPTEMBER 19 2005.....SUNRISE   713 AM MDT   SUNSET   733 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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