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CDUS45 KMSO 010750
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
150 AM MDT WED MAY 1 2013


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

...THE BUTTE MT CLIMATE SUMMARY FOR APRIL 30 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         38    104 PM  79    1926  56    -18       57       
  MINIMUM         20    509 AM   9    1950  29     -9       29       
  AVERAGE         29                        43    -14       43      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.63 1951   0.05  -0.05     0.02    
  MONTH TO DATE    0.24                      1.17  -0.93     1.23    
  SINCE OCT 1      2.53                      4.72  -2.19     3.96    
  SINCE JAN 1      0.90                      2.83  -1.93     2.70    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       36                        22     14       22       
  MONTH TO DATE  865                       781     84      682       
  SINCE MAR 1   1902                      1822     80     1571       
  SINCE JUL 1   8280                      8391   -111     7711       
                                                                     
 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    NE (30)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     N (20)       
  AVERAGE WIND SPEED     8.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    69           700 PM                                     
 LOWEST     20          1100 AM                                     
 AVERAGE    45                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        80      1985                    
                                             2000                    
 MINIMUM TEMPERATURE (F)   30         9      1975                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY  1 2013...........SUNRISE   617 AM MDT   SUNSET   838 PM MDT   
MAY  2 2013...........SUNRISE   615 AM MDT   SUNSET   840 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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