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CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
139 AM MDT TUE SEP 15 2015


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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 14 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         75    203 PM  87    1990  69      6       70       
  MINIMUM         47    609 AM  21    1970  36     11       30       
  AVERAGE         61                        53      8       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.02          1.08 1966   0.03  -0.01     0.00    
  MONTH TO DATE    1.05                      0.51   0.54     0.06    
  SINCE OCT 1     10.25                     12.28  -2.03    12.57    
  SINCE JAN 1      7.86                     10.39  -2.53    11.53    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        4                        12     -8       15       
  MONTH TO DATE  143                       140      3      221       
  SINCE SEP 1    143                       140      3      221       
  SINCE JUL 1    373                       368      5      384       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE SEP 1      0                         0      0        0       
  SINCE JAN 1    101                        79     22       77       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    41   HIGHEST GUST DIRECTION     S (170)      
  AVERAGE WIND SPEED     5.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89          1100 PM                                     
 LOWEST     21           200 PM                                     
 AVERAGE    55                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   69        93      2000                    
 MINIMUM TEMPERATURE (F)   36        22      1970                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 15 2015.....SUNRISE   708 AM MDT   SUNSET   742 PM MDT   
SEPTEMBER 16 2015.....SUNRISE   709 AM MDT   SUNSET   740 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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