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CDUS45 KMSO 170738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
137 AM MDT THU MAY 17 2018


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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 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         68   1126 AM  84    1988  61      7       53       
  MINIMUM         42    522 AM  21    1986  34      8       28       
  AVERAGE         55                        48      7       41      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.05          1.05 1996   0.07  -0.02     0.55    
  MONTH TO DATE    0.93                      0.87   0.06     0.82    
  SINCE OCT 1      5.89                      5.59   0.30     7.78    
  SINCE JAN 1      4.45                      3.70   0.75     4.56    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       10                        17     -7       24       
  MONTH TO DATE  229                       314    -85      272       
  SINCE MAR 1   2079                      2136    -57     1870       
  SINCE JUL 1   8567                      8705   -138     8654       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (170)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     S (190)      
  AVERAGE WIND SPEED     6.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    82           600 AM                                     
 LOWEST     31          1200 PM                                     
 AVERAGE    57                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   62        82      2006                    
                                             1976                    
 MINIMUM TEMPERATURE (F)   34        16      1896                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 17 2018...........SUNRISE   556 AM MDT   SUNSET   858 PM MDT   
MAY 18 2018...........SUNRISE   555 AM MDT   SUNSET   859 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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