AFOS product CLIBTM
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CDUS45 KMSO 150739
CLIBTM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE MISSOULA MT
139 AM MDT FRI SEP 15 2023

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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 14 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         69    408 PM  87    1990  70     -1       71       
  MINIMUM         36    557 AM  21    1970  37     -1       47       
  AVERAGE         53                        54     -1       59     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.08 1966   0.04  -0.04      T       
  MONTH TO DATE    1.61                      0.54   1.07     0.01     
  SINCE JAN 1     14.78                     10.31   4.47     6.71     

SNOWFALL (IN)                                                              
  YESTERDAY       MM                                                  
  MONTH TO DATE   MM                                                  
  SINCE SEP 1     MM                                                  
  SINCE JUL 1     MM                                                  
  SNOW DEPTH      MM                                                  

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       12                        12      0        6        
  MONTH TO DATE   97                       134    -37       68        
  SINCE SEP 1     97                       134    -37       68        
  SINCE JUL 1    235                       349   -114      129        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    3                         0      3       16        
  SINCE SEP 1      3                         0      3       16        
  SINCE JAN 1     73                        81     -8      177        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NW (320)       
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NW (320)       
  AVERAGE WIND SPEED     4.0                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           700 AM                                      
 LOWEST     24           300 PM                                      
 AVERAGE    58                                                        

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   70        93      2000                      
 MINIMUM TEMPERATURE (F)   37        22      1970                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 15 2023.....SUNRISE   708 AM MDT   SUNSET   741 PM MDT     
SEPTEMBER 16 2023.....SUNRISE   709 AM MDT   SUNSET   740 PM MDT     


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




$$