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CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT FRI SEP 11 2015


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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 10 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         76    430 PM  87    1966  71      5       53       
  MINIMUM         38    651 AM  24    1921  38      0       33       
  AVERAGE         57                        54      3       43      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.69 1978   0.04  -0.04     0.05    
  MONTH TO DATE    1.03                      0.38   0.65     0.05    
  SINCE OCT 1     10.23                     12.15  -1.92    12.56    
  SINCE JAN 1      7.84                     10.26  -2.42    11.52    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        8                        11     -3       22       
  MONTH TO DATE  126                        93     33      136       
  SINCE SEP 1    126                        93     33      136       
  SINCE JUL 1    356                       321     35      299       
                                                                     
 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    13   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED     4.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    79           500 AM                                     
 LOWEST     18           300 PM                                     
 AVERAGE    49                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        87      1981                    
 MINIMUM TEMPERATURE (F)   37        24      1989                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 11 2015.....SUNRISE   703 AM MDT   SUNSET   749 PM MDT   
SEPTEMBER 12 2015.....SUNRISE   704 AM MDT   SUNSET   747 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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