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CDUS45 KMSO 180748
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
147 AM MDT THU AUG 18 2005

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

...THE BUTTE CLIMATE SUMMARY FOR AUGUST 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         80   1208 PM  93    1919  79      1       75       
  MINIMUM         43    617 AM  30    1946  44     -1       55       
  AVERAGE         62                        62      0       65      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.18          0.44 1926   0.05   0.13     0.01    
  MONTH TO DATE    1.17                      0.80   0.37     0.58    
  SINCE OCT 1      9.58                     11.13  -1.55     8.12    
  SINCE JAN 1      8.81                      9.21  -0.40     7.38    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                               
  SINCE JAN 1     MM                                               
  SINCE JUL 1     MM                                               
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        3                         5     -2        0       
  MONTH TO DATE   50                        70    -20       39       
  SINCE JUN 1    481                       477      4      454       
  SINCE JUL 1    128                       199    -71      142       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        0       
  MONTH TO DATE   15                        34    -19       12       
  SINCE JUN 1     66                        98    -32       52       
  SINCE JAN 1     66                        98    -32       52       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    37   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    54   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED     6.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  LIGHT RAIN                                                         
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    72           500 PM                                     
 LOWEST     22           100 PM                                     
 AVERAGE    47                                                       
..........................................................
                                                                     
THE BUTTE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   79        93      1977                    
 MINIMUM TEMPERATURE (F)   43        31      1995                    
                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 18 2005........SUNRISE   634 AM MDT   SUNSET   833 PM MDT   
AUGUST 19 2005........SUNRISE   635 AM MDT   SUNSET   831 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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