324 
CDUS45 KMSO 230740
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
139 AM MDT SUN MAY 23 2004

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

...THE BUTTE CLIMATE SUMMARY FOR MAY 22 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         54    147 PM  83    1919  63     -9       72       
  MINIMUM         40   1159 PM  19    1916  36      4       33       
  AVERAGE         47                        50     -3       53      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.32          0.64 1981   0.07   0.25     0.00    
  MONTH TO DATE    1.75                      1.40   0.35     0.77    
  SINCE OCT 1      4.36                      6.17  -1.81     5.73    
  SINCE JAN 1      3.62                      4.25  -0.63     5.26    
                                                                     
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       18                        15      3       12       
  MONTH TO DATE  404                       404      0      525       
  SINCE MAR 1   1981                      2262   -281     2331       
  SINCE JUL 1   8501                      8985   -484     9000       
                                                                     
 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     S (160)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (160)      
  AVERAGE WIND SPEED     3.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96          M100 AM                                     
 LOWEST     46          M100 PM                                     
 AVERAGE    71                                                       
..........................................................
                                                                     
THE BUTTE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        84      1929                    
 MINIMUM TEMPERATURE (F)   36        19      1986                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 23 2004...........SUNRISE   549 AM MDT   SUNSET   905 PM MDT   
MAY 24 2004...........SUNRISE   548 AM MDT   SUNSET   906 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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