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178 
CDUS45 KMSO 010739
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
138 AM MDT MON MAY 1 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR APRIL 30 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         55    348 PM  79    1926  56     -1       46       
  MINIMUM         33   1201 AM   9    1950  29      4       35       
  AVERAGE         44                        43      1       41      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.63 1951   0.05  -0.05      T      
  MONTH TO DATE    2.02                      1.17   0.85     1.16    
  SINCE OCT 1      6.96                      4.72   2.24     4.82    
  SINCE JAN 1      3.74                      2.83   0.91     2.08    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       21                        22     -1       24       
  MONTH TO DATE  757                       781    -24      656       
  SINCE MAR 1   1598                      1822   -224     1618       
  SINCE JUL 1   8382                      8391     -9     8015       
                                                                     
 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    26   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     9.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    70           200 AM                                     
 LOWEST     26           400 PM                                     
 AVERAGE    48                                                       

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

                                                                     
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 2017...........SUNRISE   617 AM MDT   SUNSET   838 PM MDT   
MAY  2 2017...........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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