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CDUS45 KMSO 120743
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
142 AM MDT WED MAY 12 2004

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

...THE BUTTE CLIMATE SUMMARY FOR MAY 11 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         42    400 AM  81    1960  59    -17       52       
  MINIMUM         27        MM  15    1967  33     -6       26        
  AVERAGE         35                        46    -11       39      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.07          0.60 1925   0.06   0.01     0.19    
  MONTH TO DATE    0.07                      0.63  -0.56     0.69    
  SINCE OCT 1      2.68                      5.40  -2.72     5.65    
  SINCE JAN 1      1.94                      3.48  -1.54     5.18    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    0.0                                               
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       30                        19     11       26       
  MONTH TO DATE  159                       219    -60      293       
  SINCE MAR 1   1736                      2077   -341     2099       
  SINCE JUL 1   8256                      8800   -544     8768       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     N (20)       
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     N (20)       
  AVERAGE WIND SPEED    11.1                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  LIGHT SNOW                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          M800 AM                                     
 LOWEST     56          M600 PM                                     
 AVERAGE    78                                                       
..........................................................
                                                                     
THE BUTTE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   60        82      2001                    
                                             1960                    
 MINIMUM TEMPERATURE (F)   34        16      1985                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 12 2004...........SUNRISE   601 AM MDT   SUNSET   852 PM MDT   
MAY 13 2004...........SUNRISE   600 AM MDT   SUNSET   854 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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