AFOS product CLIBTM
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CDUS45 KMSO 230738
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
138 AM MDT SAT SEP 23 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 22 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         37   1235 AM  86    1987  65    -28       49       
  MINIMUM         32    735 AM  19    1993  33     -1       44       
  AVERAGE         35                        49    -14       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.28          0.61 1951   0.03   0.25     0.22    
  MONTH TO DATE    1.66                      0.76   0.90     1.11    
  SINCE OCT 1     13.65                     12.53   1.12     9.91    
  SINCE JAN 1     10.43                     10.64  -0.21     7.17    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE JAN 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       30                        16     14       18       
  MONTH TO DATE  243                       254    -11      317       
  SINCE SEP 1    243                       254    -11      317       
  SINCE JUL 1    316                       482   -166      615       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    5                         0      5        3       
  SINCE SEP 1      5                         0      5        3       
  SINCE JAN 1    129                        79     50       57       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     N (20)       
  AVERAGE WIND SPEED     6.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 PM                                     
 LOWEST     75           500 AM                                     
 AVERAGE    88                                                       

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

                                                                     
THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        87      1987                    
 MINIMUM TEMPERATURE (F)   33        15      1934                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 23 2017.....SUNRISE   719 AM MDT   SUNSET   725 PM MDT   
SEPTEMBER 24 2017.....SUNRISE   720 AM MDT   SUNSET   723 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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