129 
CDUS45 KMSO 150743
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
140 AM MDT SAT MAY 15 2004

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

...THE BUTTE CLIMATE SUMMARY FOR MAY 14 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         55    443 PM  88    1936  60     -5       70       
  MINIMUM         19    448 AM  18    1983  34    -15       28       
  AVERAGE         37                        47    -10       49      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.70 1952   0.07  -0.07     0.00    
  MONTH TO DATE    0.07                      0.84  -0.77     0.76    
  SINCE OCT 1      2.68                      5.61  -2.93     5.72    
  SINCE JAN 1      1.94                      3.69  -1.75     5.25    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       28                        18     10       16       
  MONTH TO DATE  249                       273    -24      350       
  SINCE MAR 1   1826                      2131   -305     2156       
  SINCE JUL 1   8346                      8854   -508     8825       
                                                                     
 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    21   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     6.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84          M400 AM                                     
 LOWEST     22          M500 PM                                     
 AVERAGE    53                                                       
..........................................................
                                                                     
THE BUTTE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   61        81      1973                    
 MINIMUM TEMPERATURE (F)   34        22      1986                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 15 2004...........SUNRISE   557 AM MDT   SUNSET   856 PM MDT   
MAY 16 2004...........SUNRISE   556 AM MDT   SUNSET   857 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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