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CDUS45 KMSO 160737
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT SUN SEP 16 2018


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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 15 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         74    327 PM  93    2000  69      5       38       
  MINIMUM         40    635 AM  22    1970  36      4       33       
  AVERAGE         57                        52      5       36      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.34          0.65 2017   0.03   0.31     0.65    
  MONTH TO DATE    0.39                      0.54  -0.15     1.09    
  SINCE OCT 1     13.05                     12.31   0.74    13.08    
  SINCE JAN 1     11.61                     10.42   1.19     9.86    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        8                        13     -5       29       
  MONTH TO DATE  132                       153    -21       74       
  SINCE SEP 1    132                       153    -21       74       
  SINCE JUL 1    328                       381    -53      147       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        5       
  SINCE SEP 1      0                         0      0        5       
  SINCE JAN 1     90                        79     11      129       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    SE (150)      
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     S (160)      
  AVERAGE WIND SPEED     5.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HEAVY RAIN                                                         
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86           900 PM                                     
 LOWEST     19           300 PM                                     
 AVERAGE    53                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        86      1998                    
 MINIMUM TEMPERATURE (F)   36        18      1965                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 16 2018.....SUNRISE   710 AM MDT   SUNSET   739 PM MDT   
SEPTEMBER 17 2018.....SUNRISE   711 AM MDT   SUNSET   737 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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