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CDUS45 KMSO 210758
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1257 AM MST WED FEB 21 2018


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

...THE BUTTE MT CLIMATE SUMMARY FOR FEBRUARY 20 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          6    529 PM  58    1977  36    -30       43       
  MINIMUM        -30R   817 AM -21    1952  10    -40       24       
  AVERAGE        -12                        23    -35       34      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.56 1929   0.02  -0.02      T      
  MONTH TO DATE    0.67                      0.29   0.38     0.38    
  SINCE OCT 1      2.75                      2.65   0.10     3.91    
  SINCE JAN 1      1.31                      0.76   0.55     0.69    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       77                        42     35       31       
  MONTH TO DATE  924                       875     49      798       
  SINCE DEC 1   3660                      3756    -96     4156       
  SINCE JUL 1   6055                      6246   -191     6450       
                                                                     
 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     S (170)      
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION     S (160)      
  AVERAGE WIND SPEED     2.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           900 AM                                     
 LOWEST     62           400 PM                                     
 AVERAGE    76                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   36        58      1907                    
 MINIMUM TEMPERATURE (F)   10       -18      1993                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 21 2018......SUNRISE   723 AM MST   SUNSET   605 PM MST   
FEBRUARY 22 2018......SUNRISE   721 AM MST   SUNSET   607 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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