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CDUS45 KMSO 170741
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1239 AM MST WED JAN 17 2018


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

...THE BUTTE MT CLIMATE SUMMARY FOR JANUARY 16 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         29    420 PM  49    1974  32     -3       18       
  MINIMUM          4    450 AM -32    1957   8     -4      -15       
  AVERAGE         17                        20     -3        2      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.20 1906   0.02  -0.02     0.00    
  MONTH TO DATE    0.16                      0.26  -0.10     0.16    
  SINCE OCT 1      1.60                      2.15  -0.55     3.38    
  SINCE JAN 1      0.16                      0.26  -0.10     0.16    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       48                        45      3       63       
  MONTH TO DATE  656                       734    -78     1010       
  SINCE DEC 1   2092                      2208   -116     2650       
  SINCE JUL 1   4487                      4698   -211     4944       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION    NE (30)       
  AVERAGE WIND SPEED     2.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92          1100 AM                                     
 LOWEST     63           400 PM                                     
 AVERAGE    78                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   32        51      1920                    
 MINIMUM TEMPERATURE (F)    8       -34      1930                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 17 2018.......SUNRISE   806 AM MST   SUNSET   514 PM MST   
JANUARY 18 2018.......SUNRISE   806 AM MST   SUNSET   516 PM MST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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